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MARPOLE 73/78 CONSOLILDATED EDITION






MARPOLE 73/78CONSOLILDATED EDITION, 2002
International Convention for the Prevention of Pollution form Ships, 1973 as modified by the Protocol of 1978 thereto (MORPOLE (amended) 73 / 78) entered into force 2nd October 1983.
Annex I – Regulation for the prevention of pollution by Oil.
Annex II – Regulation for the control of Pollution by Noxious Liquid Substances in Bulk.
Annex III – Regulation for the prevention of pollution by harmful Substances in Packaged Form.
Annex IV – Regulation for the prevention of pollution by Sewage from ships.
Annex V– Regulation for the prevention of pollution by Garbage from Ships.
Annex VI – Regulation for the prevention of pollution by air form Ships.
Annex VII – Regulation for the prevention of pollution by Ballast Water form ships.
Annex VIII – Regulation for the prevention of pollution by Toxic Paints from ships.
Annex
Date of Adopted
Date of Entry into force
  1. I.
2nd October 1983
  1. II.
6th April 1987
  1. III.
1st July 1992
  1. IV.
Not yet in force
  1. V.
31st December 1988
  1. VI.
19TH May 2005
  1. VII.
Draft rules ready and many countries have started applying to their coastal areas.
  1. VIII.
17.09 2008 for ships built after 17 sept.2008. Ships built before 1st January 2008 comes into force by Dec.2010
ANNEX I – REGULATIONS FOR THE PREVENTION OF POLLUTION BY OIL.
ANNEXE 1 OF MARPOL 2006 CONSISTS OF :-
7 CHAPTERS, 5 APPENDIXES AND ONE UNIFIED INTERPRETATIONS OF ANNEXE 1. THESE SEVEN CHAPTERS CONTAIN A TOTAL OF 39 REGULATIONS
:
CHAPTERR 1 COMPRISES OF 5 REGULATIONS AND THESE REGULATIONS DEAL WITH DEFINITIONS, APPLICATIONS, EXEMPTIONS AND WAIVERS, EXCEPTIONS AND EQUIVALENTS
CHAPTER 2 LOOKS AFTER SURVEYS AND CERTIFICATIONS AND CONSISTS OF FOLLOWING RULES:
Regulation 6 ------Surveys
Regulation 7------Issue pr endorsements of certificates
Regulation 8 ----Issue or Endoresement of certificates by other Governements
Regulation 9----Form of Certifcate
Regulation 10- Duration and Validity of Certificates
Regulation 11-Port State control on operational requirements
CHAPTER 3 LOOKS AFTER REQUIREMENTS OF MACHINERY SPACES FOR ALL SHIPS. THIS CHAPTER HAS BEEN FURTHER DIVIDED INTO FOUR PARTS A ,B, C, AND D
PART A OF CHAPTER 3 CONTAINS FOLLOWING RULES:
Regulation 12—Tanks for oil residues
Regulation 13- Standard discharge connection
PART B OF CHAPTER 3 CONTAINS FOLLOWING RULES:-
Regulation 14—Oil filtering equipment (OWS)
PART C OF CHAPTER 3 CONTAINS FOLLOWING RULES:
Regulation 15—Control of discharge of oil _
A : Discharge outside special areas
B:: Discharge in special areas
C : Requirements for ships of less than 400 gross tonnage in all areas except the Antarctic area.
D : General Requirements and contains following regulations
Regulations 16—Segregation of oil and water ballast and carriage of oil in forepeak tanks
Regulation 17-- Oil record book part I Machinery space opeartions
CHAPTER 4 CONSISTS OF 3 PARTS A,B AND C
CHAPTER 4 PART A PERTAINS TO CONSTRUCTION OF THE SHIP AND CONTAINS FOLLOWING RULES::
Regulation 18: --Segregated ballast tanks
Regulation 19—Double Hull and Double bottom requirements for oil tankers delivered on or after 6th July 1996.
Regulation 20— Double Hull and Double bottom requirements for oil tankers delivered before 6th July 1996.
Regulation 21—Prevention of oil pollution from oil tankers carrying heavy grade oil as cargo.
Regulation 22—Pump room bottom protection
Regulation 23—Accidental oil outflow pergormance
Regulation 24—Damage assumptions
Regulation 25—Hypothetical outflow of oil
Regulation 26—Limitations of size and arrangements of cargo tanks
Regulation 27—Intact stability
Regulation 28—Subdivision and damage stability
Regulation 29—Slop tanks
Regulation 30- Pumping , piping and discharge arrangements.
CHAPTER 4 PART B PERTAINS TO REQUIRENENTS FOR EQUIPMENTS AND CONTAINS FOLLOWING RULES:
Regulation 31—Oil discharge monitoring and control system
Regulation 32—Oil/Water interface detector
Regulation 33—C rude Oil washing requirements
CHAPTER 4 PART C PERTAINS To CONTROL OF OPERATIONAL DISCHARGE OF OIL (CARGO):
Regulation 34 Control of discharge of oil:
A : Discharges outside special areas
B :Discharges in special areas
C : Requirements for oil tankers less than 150 gross tones
D: General Requirements . These requirements are coverd under regulations 35 and 36 as under:
Regulation 35--: Crude Oil washing operations
Regulation 36—Oil record book part II (For Deck)- cargo /Ballast operations
CHAPTER 5 PERTAINS TO PREVENTION OF OIL POLLUTION FROM AN OIL POLLUTION INCIDENTAND CONTAINS REGULATION 37:
Regulation 37---Shipboard oil pollution emergency plan (SOPEP)
CHAPTER 6 PERTAINS TO PROVISION OF SHORE RECEPTION FACIILITIES AND CONTAINS REGULATION 38:
Regulation 38 –Reception facilities --------
A; Reception facilities outside special areas
B : Reception facilities with in special areas
C : General Requirements
CHAPTER 7 PERTAINS TO SPECIAL REQUIREMENTS FOR FIXED OR FLOSTING PLATFORMS AND ICONTAINS REGULATION 39.
Regulation 39—Special requirements for fixed / floating platforms
APPENDICES TO ANNEXE I
APPENDIX 1-- List of Oils
Appendix ii ---form of iopp certificate
Appendix iii---Form of oil record book
APPENDIX 2—Interim recommendation for a unified interpretation of regulation 18.12-18.15 “ Protective location of segregated tanks”
APPENDIX 3---Connection of small diameter line to the manifold valve
APPENDIX 4 –Specifcations for the design , installation and operation of apart flow system for control of overboard discharges.
Appendix 5—Discharges from fixed or floating platforms
UNIFIED INTERPRETATINS OF ANNEXE 1-APPENDICES
CHAPTERR 1 COMPRISES OF 5 REGULATIONS
Regulation – 1 : DEFFINITIONS
  1. Oil means petroleum in any for including the crude oil, fuel oil, sludge, oil refuge and refined products [other than petrochemicals, vegetable & animal Oils, which are referred in Annex II]
  2. Special area means a sea area where for recognized technical reasons in relation to its oceanographically and ecological condition and to the particular character of its traffic the adoption of special mandatory methods for the prevention of sea pollution by oil its required.
  3. Instantaneous rate of discharge of oil content means the rate of discharge of oil in liters per hour at any instant divided by the speed of the ship in knots at the same instant.
  4. Wing tank means any tank adjacent to the side shell plating.
  5. Center tank means any tank inboard of a longitudinal bulkhead.
  6. Stop tank means any tank specially designed for the collection of tank draining, tank washing and other oil mixtures.
  7. Segregated ballast means the ballast water introduced into a tank which is completely separated from the cargo oil and oil fuel system s and which is permanently allocated to the carriage of ballast or to the carriage of ballast or cargoes other than oil or noxious substances.
CHAPTER 1 REGULATION – 2: Application
Unless expressively provided otherwise, the provisions of this annex shall apply to all ships.
CHAPTER 1 REGULATION – 3: Equivalents
  1. The Administration may allow any fitting, material, appliance or apparatus to be fitted in a ship as an alternative. This authority shall not extend to substitution of operational methods to effect the control of discharge of oil as equivalent of to those design & construction feature, which prescribed in this Annex.
  2. The Administration, which allows a fitting material, appliance or apparatus, as an alternative to that required by this Annex, shall communicate to the Organization for circulation.
CHAPTER 1 REGULATION – 4: Surveys and Inspection
  1. Every Oil tanker of 150 gross tonnage and above, and every other ship of 400 gross tonnage and above shall be subjected to the surveys specified below:
(a) An initial survey before the ship is put in service or before the certificate required under regulations 5 of this annex is issued for the first time, which shall include a complete survey of this structure.
(b) Periodical surveys at intervals not exceeding 5 years, which shall be such as to ensure that the structure equipment, system, fittings, arrangements and material fully comply with the requirements.
(c) A minimum of one intermediate survey during the period of validity of the Certificate which shall be such as to ensure that the equipment and associated pump & piping systems, including oil discharge monitoring & control system, crude oil washing systems, oily-water separating equipment & oil filtering systems fully comply with the requirements and are in good working order.
  1. The condition of the ship and its equipment shall be maintained to ensure that he ship in all respects will remain fit to proceed to sea without presenting an unreasonable treat of harm to the marine environment.
CHAPTER 1 REGULATION – 5: Issue of certificate
  1. An international oil pollution prevention certificate shall be issued, after survey in accordance with the provisions of regulation 4 of this Annex, to any oil tanker of 150 gross tonnage and above and any other ships of 400 gross tonnage and above which are engaged in voyages to ports or offshore terminals under the jurisdiction of other Parties to the Convention.
  2. such certificate will be issued either by the administration or by any persons or organization duly authorized by it. In every case the Administration assumes full responsibility for the certificate.
CHAPTER 2 REGULATION – 6; Issue of certificates by another Government
  1. The Government of a Party to the convention may, at the request of the administration, cause a ship to be surveyed and if satisfied that the provisions of this Annex are compelled with, shall issue or authorize the issue of an International Oil Pollution Prevention Certificate to the ship in accordance with this Annex.
  2. A copy of certificate and copy of the survey report shall be transmitted as soon as possible to the requesting Administration.
  3. A certificate so issued shall contain a statement to the effect that it has been issued at the request of the Administration and it shall have the same force and receive the same recognition as the certificate issued under regulation 5 of this Annex.
  4. No International Oil Pollution Prevention Certificate shall be issued to ship, which is entitled to fly the flat of a State, which is not a Party.
CHAPTER 2 REGULATION – 7: Form of certificate
The International Oil Pollution Prevention Certificate shall be drawn up in an official language of the issuing country. If the language used is neither English nor French, the text shall include a translation into one of these languages.
CHAPTER 2 REGULATION - 8: Duration of certificate
An International Oil Pollution Certificate shall be issued for a period not exceeding 5 years from the date of issue.
CHAPTER 2 REGULATION 9 VALIDITY OF CERTIFICATE
A certificate shall case to be valid if significant alternation have been taken place in the construction, equipment, systems, fittings, arrangements or material required without the sanction of the Administration, except the direction replacement of such equipment or fittings, or if intermediate surveys are not carried out.
  1. A certificate issued to a ship shall also coarse to be valid upon transfer of the ship to the flat of another State. A new certificate shall only be issued when the Government issuing the new certificate is fully satisfied that the ship is in full compliance with the requirements.
CHAPTER 2 REGULATION 11: Port State Control on operational requirements
  1. A ship when in a port or an offshore terminal of another Party is subjected in inspection by officers duly authorized by such Party concerning operational requirements under this Annex, where there are clear grounds for believing that the master or crew are not familiar with essential shipboard procedures relating to the prevention of pollution by oil.
  2. In the circumstance given above, the Party shall take such steps as will ensure that the ship shall not shall until the situation ahs been brought to order accordance to the prevention of pollution by oil.
CHAPTER 3 PART A CONSTRUCTION
REGULATION 12 overboar: Ships of 4oo 4oo gross tones to have sludge tanks to receive oil residues from(H.O. purifiers and L.O. Purifiers) of adequate capacity. Piping s not to discharged but to have standard overboard discharge connection The sludge tanks to be capable of being cleaned.
REGULATION 13 : The ships to have standard discharge connection for discharging for discharging residues from machinery bilges and from sludge tanks.
CHAPTER 3 PART B EQUIPMENT:
REGULATION 14 Oil filtering equipment (OWS)
  • Ships between 400gross tones and 10000 gross tones to have oil filtering equipment to IMO standards (15 ppm)
  • Ships above 10000 gross tones to have alarm and automatic stop/ recirculate if oil content exceeds 15 ppm.
  • EXEMPTIONS
  • Stationary vessels , floating vessels and similar vessels need not have filtering equipment but to have holding tanks of sufficient capacity and to have pipeline anddischarge connections for discharge to reception facilities ashore.
  • Vessels exclusively plying in special areas- to have holding tanks of sufficient capacity and shore discharge connection.
  • High speed craft- but to have holding tanks of sufficient capacity and shore discharge connection.
  • IOPP certificate to be endorsed to above facts.
  • The quantity time and port of discharge to be recorded in oil record book part I
CHAPTER 3 PART C- CONTROL OF OPERATIONAL DISCHARGE OF OIL
Regulation 15 –Control of discharge of oil from machinery spaces
A. For a vessel above 400 grt, Discharges outside special areas:
  1. 1. ship is proceeding en route
  2. 2. The oily mixture is processed through approved oil filtering equipment.
  3. 3. the oil content without dilution, does not exceed 15 ppm,
  4. 4. The oily mixture does not originate from cargo pump room of tankers
  5. 5. The engine room oil mixtures is not mixed with oil cargo residues of oil tankers.
B For a vessel above 400grt , Discharges in special areas:
  • the bilge water does not originate from cargo pump room bilges
  • the bilge water is not mixed with oil cargo residues
  • the ship is enroute
  • the oil content does not exceed 15 PPM
  • the ship has approved oil filtering equipment whose discharge is automatically stopped when the oil content exceeds 15ppm with alarm.
  • Special areas are:
North West European Waters, Mediterranean Sea, Baltic Sea, Black Sea, Red Sea, The Persian Gulf, The Gulf of Aden, and the Antarctic
In respect of Antarctic area any discharge into the sea of oil or oil mixtures from any ship is prohibited
C Requirements for ships less than 400tons grt.
Such ships will retain all bilges sludge on board to be pumped ashore later OR
Discharge into Sea with following provisions:
1. ship is proceeding en route
2 The oily mixture is processed through approved oil filtering equipment.
3. the oil content without dilution, does not exceed 15 ppm,
4 The engine room oil mixtures is not mixed with oil cargo residues of oil tankers
D. General Requirements
  1. If an traces of oil are observed on the surface or under the surface in the vicinity if the ship or its wake, the concerned government will carry out investigations and establish cause of this including examination of oil record book.
  2. No chemicals will be discharged into the sea which may have been used in handling of cargoes , fuels for cleaning purposes etc.
  3. Those oil residues which cannot be discharged into the sea to be retained on board and discharged to shore reception facilities.
CHAPTER 3 PART C- CONTROL OF OPERATIONAL DISCHARGE OF OIL (Continues)
Regulation 16: Segregation of oil and water ballast and carriage of oil in forepeak tanks
1. For cargo ships built afer 31st December 1979 and greater than 4000grt, no ballast water to be carried in any fuel tank
2. For tankers delivered after 31st December 1979 and of 150 tonst grt and above , no ballast water to be carried in fuel tanks.
3. Where ballast water which may not be clean water has to be carried in fuel tanks on account of large size of such tanks. Such ballast water to be discharged to shore reception facility OR discharged through OWS of 15 ppm capacity and with alarm and shut off facility
Regulation 17-- Oil record book part I Machinery space operations
1. Every shipof 400 grt and above and every tanker of 150 grt and above to have oil record book part I for machinery space operations.
Entries to be made in oil record book immediately on completion of any of the following operations ( and to be signed by the responsible officer)
1. Ballasting or cleaning of oil fuel tanks
2. Discharge of dirty ballast or cleaning water from fuel oil tanks
3. Collection and disposal of oil residues (sludge and other oil residues)
4. Discharge overboard or disposal otherwise of bilge water which has accululated in machinery spaces.
5. Bunkering of fuel or bulk LO.
6 In the event there is accidental discharge of oil or oil mixtures during bunkering or accidental release of fuel oil in engine room , entries will be made promptly in oil record book and remedial action taken .
7. any failure of oil filtering equipment to be entered in the record book.
8. Oil record book to be kept for a period of three years and to be readily available at all times for inspection. Contents of oil record book ar admissible in a court of law for proceeding s as the case may be.
CHAPTER 4 PART A PERTAINS TO CONSTRUCTION OF THE SHIP AND CONTAINS FOLLOWING RULES::
Regulation 18: --Segregated ballast tanks
1. Every crude oil tanker of 20,000 tonnes deadweight and above and every product carrier of 30,000 tonnes deadweight and above delivered after 1 June 1982, shall be provided with segregated ballast tanks and to comply with paragraphs 2,3 and 4, or 5 as appropriate
2. The capacity of the segregated ballast tanks to be calculated on the basis that at no time ballast is carried in cargo tanks as was the case in earlier tanker operations
The capacity of the segregated capacity to be such that on ballast voyage there is adequate amid ships draft ., the trim of the vessel is reasonable and propeller has full immersion to give good thrust and maneuvering capabilities. Further segregated ballast tanks reduce pollution very considerably not to mention the prortection they provide to the hull . Above conditions are satisfied if following conditions are achieved;
a) The moulded draft amidships not to be less than dm =2.0+0.02L
b) The trim by stern will not be greater than 0.015L.
c) The propeller to be fully immersed.
3. In the event of very heavy weather outside the terminal and ship having filled her all segregated tanks for departure, the additional heavy weather ballast to maintain stability can be taken in cargo tanks which have been previously crude oil washed as a very special case. This additional heavy weather ballast to be discharged overboard through ODMCS
4. 1.Crude oil Tankers of 40000 tonnes deadweight and above delivered on or before Ist June 1982:
ii) Crude oil tankers of 40000 tonnes deadweight delivered on or before 1 june 1982 to have SBT tanks OR Crude Oil Washing.
iii) Product Carriers of 40000 tonnes deadweight delivered on or before 1June 1982 to have :
a) SBT tanks OR
b) CBT tanks to resolution A 495(xii).
c) Oil content meter to supervise oil content in ballast water being discharged
d) CBT Operating manual.
iii) Oil Tankers not falling in above categories can be considered to comply with requirements with special arrangements to administration approval
Regulation 18 (12) Protective location of segregated ballast spaces.:
As a protection against oil outflow in the event of collision , grounding, SBT to be arranged such that:
PAc + PAs >=J L(B+2D)
  • Tankers of 20000 DWT J=0.45
  • Tankers of 200000 DWT J=0.3
PAc= side shell area of each SBT in m2
PAs = the bottom shell area foe each SBT
Regulation 19 Double hull and double bottom requirements for oil tankers delivered on or after 6th July 1996
1 Applicable to tankers 600dwt tones and above delivered on or after july 1996
2. Every tanker 5000dwt and above to have wing tank spaces in lieu of segregated ballast tanks.
3. The entire cargo tank length to be protected by ballast tanks or spaces other than tanks that carry oil
o.1 The wing tank or spaces to extend full depth of ships side or from top of the double bottom to the uppermost deck. The cargo tanks would be located inboard of side ballast tanks . The width of these side ballast tanks is to be 2 meters but not less than 1 meter
0.2 H= B/15 or 2m whichever is less but not lesser than 1m
. 3 The aggregate capacity of the ballast tanks is to be not less than the capacity of the segregated ballast tanks.
0.4. Suction wells in cargo tanks permitted but to be as small as practical such that the distance between the well bottom and bottom shell plating is not less than 0.5 h.
0.5 Ballast piping, vent and sounding piping not to pass through cargo tanks . Oil piping , vent piping and sounding piping not to pass through ballast tanks. Special requests will be considered by administration separately.
4. The double bottom can be dispensed with provided that the design of the tanker is such that the cargo pressure and the vapor pressure exerted on the single tank bottom is such that it does not exceed the external hydrostatic water pressure pressure as given in the following formula:
f x hc xpc xg + p < or = dn X ps xg where
hc = height of cargo in meters in congact with bottom shell plating
pc = maxmum cargo density in kg/m3
dn = minimum operating draught
ps = density of sea water in kg/ m3
p = maximum set pressure above atmosphere of p/V valve provided for the cargo tank in pascals
f = factor of safety =1.1
g= standard acceleration of gravity 9.81 m/s2
0.1 Any horizontal partition necessary to fulfill above requirements shall be located at a height not less than B/6 or 6m which ever is less but no more than 0.6D above the base line where D is the moulded depth amidships.
0.2 In a tanker having single bottom and double sides, th ballast tank would be arranged as shown and the cargo tank boundary line will be vertical down to the bottom plating.
0.3 For tankers less than 5000 dwt all above requirements have to be complied with but the values h and w will change and there are special considerations fpr collisions bulkheads.
Regulation 21: Double hull and double bottom requirements for oil tankers delivered before 6th July 1996 ( CONDITION ASSESSMENT SCHEME –CAS)
.1 Applicable to oil tankers of 5000dwt and above which were delivered before 6th july 1996
.2 For the purpose of this regulation oil tankers have been divided into 3 catagories
i) Category I oil tanker:- 20,000 dwt and above carrying crude, fuel oil, heavy diesel oil , lubricating oil as cargo , and of 30000 tonnes dwt and above carrying distillate fuels and whose segregated ballast tanks are not protectively located (also called pre marpol ships)
ii) Category II oil tankers: Same tankers as above but whose segregated ballast tanks are protectively located.
iii) Category III tankers: Oil tankers of 5000dwt and above but less than 20000 dwt.
For the management of the CAS, the IMO has come out with following table:
Category I ships delivered on 5th april 1982 must fully comply with requirements of double hull by 5th April 2005 or get phased out .
Category 2 and 3 ships delivered on 5th April 19 77 or earlier must comply with requirements of regulations 19 or be phased out.
.3 Those tankers who have either double sides with single bottom or double bottom with single sides and do not comply with requirements of CAS may be permitted to sail beyond the date oe of phasing out provided:
.31 The ship was in service on Ist july 2001
.32 The Administration is satisfied that ship is compliant with double hull requirements as stated in regulation 19
.33 The condition of the ship remains unchanged
.34 Such continued operation does not go beyond 25 years from date of delivery.
.4 A category 2 or 3 oil tanker 15 years and over after the date of delivery must comply with assessment scheme (Resolution MEPC 94(46)
.5 A category 2 or 3 oil tanker can continue to sail upto 2015 or 25 years which ever is earlier upon successful completion of CAS
.6 Ports terminals can refuse entry to such ships after 2015
Regulation 21: Prevention of oil pollution from oil tankers carrying heavy grade oil as cargo.
Heavy grade cargoes are
i) Crude oils having density at 150 C higher than 900kg/m3
ii) Fuel oils having either a density 150 C higher than 900kg/m3 or a kinematic viscosity at 500 C higher than 180 mm2/S
iii) Bituman, tar or their emulsions.
Tankers who comply with double hull requirements of regulation 19 or CAS requirements of regulation 20, fully can carry such heavy cargoes but not beyond 2015 or 25 years which ever is less.
Regulation 22 : Pump room bottom protection
1 Applicable to all tankers 5000 tonnes dwt constructed on or after ist jan 2007
2. The pump room to be provided with Double bottom .The height of the double bottom to be B/15 or 2 meters which ever is lesser.
3. In case of pump rooms whose bottom plate is located above base line by 2 meters or lesser need nod have duble bottom
4. Ballast pumps to be provided with efficient suction arrangements from double bottom tanks.
5. Those tankers whose cargo and ballast systems will not be affected due to flooding of pump room , need not have double bottom in the pump room.
Chapter II – Requirement for control of operational pollution
Regulation – 9: Control of discharge of oil
  1. Subject to the provisions of 10 and 11 of this Annex and paragraph (2) of this regulation, any discharge into the sea of oil or oily mixtures from ships shall be prohibited, except when all the following conditions are satisfied:
(a) For an oil tanker :
i) The Tanker is not within a special area.
ii) The Tanker is more than 50 nautical miles 3 way from the nearest land.
iii) The Tanker is proceeding on route.
iv) The Instantaneous rate of discharge of oil content does not exceed 30 liter per nautical mile.
v) The total quantity of oil content does not exceed 1/30,000 of the total quantity of the particular cargo of which the residue formed a part.
vi) The tanker has in operation an oil discharge monitoring and control system and a slop tank arrangement as required by regulation 15 of this Annex.
(b) From a ship of 400 gross tonnage and above other than an oil tanker and from machinery space bilges excluding cargo pump room bilges of an il tanker unless mixed with oil cargo residue:
i) The ship is not within a special area.
ii) The ship is proceeding on route.
iii) The Oil content of effluent without dilution does not exceed 15 ppm.
iv) The Ship has in operation equipment as required by regulation 16 of this Annex.
  1. In the case of ship of less than 400 gross tonnage other than an oil tanker whilst outside the special area, the Administration shall ensure that it is equipped as far as practicable and reasonable with installations to ensure the storage of oil residues on board and their discharge to reception facilities or into the sea in compliance with the requirements of (b) of this regulation.
  2. The provision of paragraph 1 of this regulation shall not apply to the discharge of clean or segregated ballast of unprocessed oil mixtures which without dilution have an oil content not exceeding 15 ppm and which do not originate from cargo pump room bilges and are not mixed with oil cargo residues.
  3. No discharge into the sea shall contain chemicals or other substance in quantities or concentrations, which are hazardous to the marine environment or chemicals, or other substances introduced for the purpose of circumventing the conditions of discharge specified in this regulation.
  4. The oil residue which cannot be discharged into the sea in compliance with paragraphs 1, 2, 3, of this regulation shall be retained on board or discharge to receiption facilities.
Regulation – 10: Methods for the prevention of oil pollution form ships while operating in special areas
1. For the purpose of this Annex, the special areas are:
  • The Mediterranean Sea
  • The Baltic Sea.
  • The Black Sea.
  • The Red Sea.
  • The North – West European waters
[North Sea, Irish Sea, Celtic sea, English Channel)
  • The Gulf Area
  • The Gulf Aden.
  • The Antarctic Sea.
  • The Adriatic Sea.
  • The Great Barrier Reef.
2. Subject to the provision of regulation 11 of this Annex:
a) Any discharge into the sea of oil or oily mixture form any oil tanker and any other ship of 400 gross tonnage and above other than oil tanker shall be prohibited while in special area. In respect of the Antarctic area, any discharge into the sea of oil or oily mixture form any ship shall be prohibited.
b) Except as provided for in respect of the / Antarctic area as 2 (a) any discharge into the sea of oil or oily mixture from a ship of less than 400 gross tonnage, other than oil tanker shall be prohibited while in a special area, except when the oil content of the efficient without dilation does not exceed 15 ppm.
3. (a) The provisions of paragraph 2 of this reg. Shall not apply to the discharge of clean or segregated ballast.
(b) The provision of 2 (a) of this regulation shall not apply to the discharge of processed bilge water from machinery spaces, provided that all of the following conditions are satisfied.:
(i) The bilge water does not originate form cargo pump-room bilges.
(ii) The bilge water is not mixed with oil cargo residues.
(iii) The ship is proceeding on route.
(iv) The oil content of the effluent without dilution does not exceed 15 ppm.
(v) The ship has in operation oil filtering, equipment complying with regulations 16 (5) of this Annex.
(vi) The filtering systems is equipped with a stopping device, which will ensure that the discharge is automatically stopped when the oil content of the effluent exceeds 15 ppm.
Regulation – 11: Exceptions
Regulations 9 and 10 of this Annex shall not apply to:
a) The discharge into the sea of oil or oily mixture necessary for the purpose of securing the safety of a ship or saving life at sea; or
b) The discharge into the sea of oil or oily mixture resulting form damage to a ship or its equipment:
i) Provided that all reasonable precautions have been taken after the occurrence of the damage or discovery of the discharge for the purpose of preventing of minimizing the discharge; and
ii) Except if the owner or the master acted either with intent to cause damage, or recklessly and with knowledge that damage would probably result; or
c) The discharge into the sea of substances containing oil, approved by the administration, when being used for the purpose of combating specific pollution incidents in order to minimize the damage form pollution.
Regulation – 12: Reception facilities
  1. Every cured oil tanker of 20,00 tons deadweight and above and every product carried of 30,000 tones deadweight and above shall be provided segregated ballast tanks with adequate capacity.
  2. The capacity of segregated ballast tanks shall be so determined that the ship may operate safely on ballast voyages without recourse to the sue of cargo tanks for water ballast except as provided in 3 4 of this regulation. In all case, however, the capacity of segregated ballast tanks shall be such that, in all ballast condition at any part of the voyage, including the conditions consisting of lightweight plus segregated ballast only, the ship’s draughts and trim can meet each of the following requirement.
a) The moulded draught amidships (d) in meters (without taking into account any ship’s deformation) shall not be less than:
(dm) = 20 + 0.02L
b) The draught at the forward and after perpendiculars shall correspond to those determined by the draught amidships (dm) in association with the trim by the steam of not greater than 0.015L.
c) In any case the draught the aft perpendicular shall not be less thatn that which is necessary to obtain full immersion of the propeller(S).
  1. In no case shall ballast water to carried in cargo tanks, except:
(a) On those rare voyages when weather conditions are so server that, in the opinion of the master, it is necessary to carry additional ballast water in the cargo tanks for the safety of the ship; and
(b) Such additional tallest water shall be processed and discharged in compliance with regulations 9 & 15 and shall be recorded in Oil Record Book.
  1. In case of crude oil tankers, the additional ballast permitted and carried in cargo tanks only if such tanks have been crude oil washed in accordance with regulation 13B of this Annex before departure form an oil unloading port of terminal.
  2. Every crude oil tanker of 20,000 tons deadweight and above shall be fitted with a cargo tank cleaning system using crude oil washing (COW)
Regulation – 13 A : Requirements for oil tankers with decided deem ballast tanks.
  1. An oil tanker operating with dedicated clean ballast tanks shall have adequate capacity, dedicated solely to the carriage of clean ballast.
  2. An oil tanker operating with decided clean ballast tanks shall be equipped with an oil meter.
  3. An oil tanker operating with dedicated clean ballast tanks shall be provided with a Dedicated Clean Ballast tank Operation Manual.
Regulation – 13B : Requirement for crude oil washing
  1. Every crude oil tanker 20,000 tons deadweight and above shall be fitted with a cargo tank cleaning system using crude oil washing.
  2. An Inter gas system shall be provided in every cargo tank and slop tank.
  3. Every oil tanker operating with cured oil washing system shall be provided with an Operations and Equipment Manual.
Regulation – 14: Segregation of oil and water ballast and carriage of oil in forepeak tanks
  1. Ships of 4,000 gross tonnage and above other than oil tankers, and in oil tankers of 150 gross tonnage and above, no ballast water shall be carried in any oil fuel tank.
  2. Where abdominal conditions or the need to carry large quantities of oil fuel render it necessary to carry ballast water which is not a clean ballast in any oil fuel tank, such ballast water which is not a clean ballast in any oil fuel tank, such ballast water shall be discharged to reception facilities or into the sea in a compliance with regulation 9 and 16 (2) of this Annex.
Regulation – 15: Retention of oil on board
  1. Subject to the provision of paragraphs 5 and 6 of this regulations, oil tanker of 150 gross tonnage and above shall be provided with arrangements in accordance with the requirements of paragraphs 2 and 3 of this regulation, provided that in the case of existing tankers the requirements for oil discharge and control systems and slope tank arrangement shall apply 3 years after the date of entry into force of the person Convention.
  2. (a) Adequate means shall be provide for cleaning the cargo thanks and transferring the dirty ballast residue and the tank washing from the cargo tanks into a slope tank.
(b) The arrangements shall be provided to transfer the oily waste into a slope tank or combination of slope tanks in such a way that any effluent discharged into the sea will be such as to comply with the provisions of regulation 9 of this Annex.
(c) The arrangement of the slop tank or combination of slope tanks shall have a capacity necessary to retain the slop generated by the tank washings, oil residues and dirty ballast residues. The total capacity of the slop tank or tanks shall not be less than 3% of the oil carrying capacity of the ship, except that:
(i) 2% for such oil tankers where the tank washing arrangements are such that once the slope tank or thanks are charged with washing water, this water is sufficient for tank washing and where applicable, for providing the driving fluid for educators, without the introduction of additional water into the system.
(ii) 2% where segregated ballast tanks or dedicated clean ballast tanks are provided in accordance of reg. 13, or where a cargo tank cleaning system using crude oil washing in accordance with reg. 13B of this Annex. This may be further reduced to 1.5% for such oil tankers where the tank washing arrangements are such that once the slope tank or tanks are charged with washing water this water is sufficient for tank washing and where applicable, for providing the driving fluid for educators, without the introduction of additional water into the system.
(iii) 1% for combination carriers where oil cargo is only carried in tanks with smooth walls. This capacity may be further reduced to 0.8% where the tank washing arrangements are such that once the slope tank or tanks are charged with washing water this water is sufficient for tank washing and where applicable, for providing the driving fluid for educators, without the introduction of additional water into the system.
Oil tankers of 70,000 tons deadweight and above shall be provided with at least 2 slope tanks.
(iv) Slope tanks shall be designed, particularly in respect of position of inlets, outlets, baffles or wires where fitted, so as avoid excessive turbulence and entrainment of oil or emulsion with the water.
  1. (a) An oil discharging and monitoring system shall be fitted with a recording device to provide a continuous record of the discharge in liters per nautical mile and total quantity discharged, or the oil content and rate of discharge. This record shall be identifiable as to time and date and shall be kept for at least 3 years. The device should be automatically stopped when the instantaneous rate of discharge of oil exceeds 30 liters per nautical mile. Any failure of this monitoring and control system shall stop the discharge and be noted in the Oil Record Book. A manually operated alternative method shall be provided and may be used in the event of such failure, but defective unit shall be made operable as soon as possible. The PSA may allow the tanker with a defective unit to undertake one ballast voyage before proceeding to a repair port.
(b) Effective oil / water interface detectors shall be provided for a rapid and accurate determination of the oil / water interface in slop tanks and shall be available for use in other tanks where the separation of oil and water is effected and from which it is intended to discharge effluent direct to the sea.
(c) Instruction as to operation of the system shall be in accordance with an operational manual approved by the Administration. They shall cover manual as well as automatic operations and shall be intended to ensure that at no time shall oil be discharged except in compliance with the conditions specified in regulation 9 of this Annex.
  1. The requirement of paragraphs 1, 2 and 3 of this regulation shall not apply to oil tankers of less than 150 GRT, for which the control of discharge of oil under regulation 9 of this Annex shall be effected by the retention of oil on board with subsequent discharge of all contributed washing to reception facilities but everything must be recorded on ORB.
  2. (a) The Administration may waive the requirements of paragraphs 1, 2 and 3 of this regulation of any oil tanker which engaged exclusively on voyages both of 72 hours or less in duration and within 50 miles from the nearest land, provided that the oil tanker is engaged exclusively in trades between ports or terminals within a State Party to the present Convention. Any such waiver shall be subject to the requirement that the oil tanker shall retain on board all oily mixtures for subsequent discharge to reception facilities and to the determination by the Administration that facilities available to receive such oily mixtures are adequate.
(b) The Administration may waive the requirement of paragraph 3 of this regulation for oil tankers other that those referred to in 3 (a) in cases where:
(i) The tanker is an existing oil tanker of 40,000 tons deadweight or above, as referred in condition or regulation 13C (1) and 13C (2).
(ii) The tanker is engaged exclusively in one or more of the following categories of voyages:
(1) Voyages within special areas.
(2) Voyages within 50 miles form the nearest land outside special areas where the tanker is engaged in.
(A) Trades between ports or terminals of State Party to the present Convention.
(B) Restricted voyages as determined by the Administration, and of 72 hours of less. Provided that al of the following conditions are complied with:
(3) All oily mixtures are regained on board for subsequent discharge to reception facilities.
(4) For voyages, the Administration has determined that adequate reception facilities are available to receive such oily mixtures in that oil loading, ports or terminals the tanker calls at.
(5) The International Oil Pollution Prevention Certificate, which required, is endorsed to the effect that the ship is exclusively engaged in once or more of the categories of voyages.
(6) The quantity, time and port of discharge are recorded in the Oil Record Book.
Regulation – 16: Oil discharge monitoring and control system and oil filtering equipment
  1. Any ship of 100 gross tonnage and above but less than 10,000 gross tonnage shall be fitted with oil filtering equipment ensuring that any oily mixture discharged into the sea after passing through the system has on oil content not exceeding 15 ppm.
  2. Any Ship of 10,000 gross tonnage and above shall be provided with oil filtering equipment and with arrangement for an alarm and for and automatically stopping any discharge of oily mixture when the oil content in the effluent exceeds 15 ppm.
  3. (a) The Administration may waive this requirement of paragraphs 1 & 2 of this regulation for any ship engaged exclusively on voyages within special areas provided that all of the following conditions are complied with:
(i) The ship is fitted with a holding tank having a volume adequate, for the total retention on beard on the oily bilge water.
(ii) All oily bilge water is retained on board for subsequent discharge to reception facilities.
(iii) The Administration has determined that adequate reception facilities are available to receive such oily bilge water in a sufficient number of ports or terminals the ship calls at.
(iv) The International Oil Pollution Prevention Certificate, when required, is endorsed to the effect that the ship is exclusively engaged on the voyages within the special areas.
(v) The quantity, time and port of the discharge are recorded in the Oil Record Book.
(b) The Administration shall ensure that ships of less than 400 gross tonnage are equipped as far as practicable, to retain on board oil or oily mixtures or discharge then in accordance with regulation 9.1 (b).
  1. Oil filtering equipment referred in paragraph (1) of this regulation shall be of a designed approved by the Administration and shall be such as will ensure that any oily mixtures or discharged into the sea after passing through the system has an oil content not exceeding 15 ppm.
  2. Oil filtering equipment referred in paragraph (2) of this regulation shall be of a designed approved by the Administration and shall be such as will ensure that any oily mixture discharged into the sea after passing through the system has an oil content not exceeding 15 ppm. It shall be provided with alarm arrangements to indicate when this level can not be maintained. The system shall also be provided with arrangements such as will ensure that any discharge of oily mixtures is automatically stopped when that oil content of the effluent exceed 15 ppm.
  3. For ships delivered before 6th July 1993 the requirement of this regulation shall apply by 6th July 1998, provided that these ships can operate with oily-water separating equipment (100 ppm).
Regulation : 17: Tanks for oil residues (sludge)
  1. Every ship of 400 gross tonnage and above shall be provided with a tank or tanks of adequate capacity, having regard to the type of machinery and length of voyage, to receive that oil residues (sludge) which cannot be dealt with otherwise in accordance with the requirements of this annex, such as those resulting from the purification of fuel and lube oils and oil leakages in the machinery spaces.
  2. In new ship tanks shall be designed and constructed so as to facilitate their cleaning and he discharge of residues to reception facilities.
  3. Piping to and from sludge tanks shall have no direct connection overboard, other than the standard discharge connection referred in regulation 19.
Regulation – 18: Pumping, piping and discharge arrangement of oil tankers
  1. In every tanker, a discharge manifold for connection to reception facilities for the discharge of dirty ballast water or oil contaminated water shall be located on the open deck on both sides of the ship.
  2. In every oil tanker, pipelines for the discharge to the sea of ballast water or oil contaminated water from cargo tank areas which may be permitted under regulation 9 or 10 of this Annex shall be lead to the open deck or to the ship’s side above the water line in the deepest ballast condition.
  3. In oil tankers means shall be provided for stopping the discharge into the sea of ballast water or oil contaminated water from cargo tank areas, other that those discharge below the waterline permitted in paragraph (5), from a position on the upper deck or above located so that the manifold in sue and the discharge to the sea from the pipeline may be visually observed. Means for stopping the discharge need not be provided at the observation position if a positive communication system such as a telephone or radio system is provided between the observation position and the discharge control position.
  4. Every oil tanker required to provided with segregated ballast tanks or fitted with a crude oil washing system shall comply with the following requirements:
(a) It shall be equipped with oil piping so designed and installed that oil retention in the lines is minimized.
(b) Means shall be provided to drain all cargo pumps and all oil lines at the completion of cargo discharge, where necessary by connection to a stripping device. The line and pump draining shall be capable of being discharged both ashore and to a cargo tank or a slope tank. For discharge ashore a special small diameter line shall be provided and shall be connected out board of the ship’s manifold valves.
  1. On every oil tanker the discharge of ballast water or oil contaminated water from cargo tank areas shall take place above the water line, except as follows:
(a) Segregated ballast and clean ballast may be discharged below the water line provided that the surface of the ballast water has been examined immediately before the discharge to ensure that no contamination with the oil has taken place:
(i) In ports or at offshore terminals, or
(ii) At sea by gravity.
(b) On every oil tanker at sea, dirty ballast water or oil contaminated water from the tanks in the cargo area, other than slop tanks, may be discharged by gravity below the water line, provided that sufficient time has elapsed in order to allow oil / water interface detector in order to ensure that the height of the interface is such that the discharge does not involve any increased risk of harm to the marine environment.
Regulation – 19: Standard discharge connection
To enable pipes of reception facilities to be connected with the ship’s discharge pipeline for residues from machinery bilges, both lines shall be fitted with a standard discharge connection in accordance with the following machinery bilges, both lines shall be fitted with a standard discharge connection in accordance with the following:
Standard dimension of flanges for discharge connections
Description
Dimension
Outside diameter
215 mm
Inner diameter
According to pipe outside diameter
Belt circle diameter
183 mm
Slots in flange
6 holes 22 mm in diameter equidistantly placed on a bolt circle of the above diameter slotted to the flange periphery. The slot width 22 mm
Flange in thickness
20 mm
Bolts and nuts:
6, each of 20 mm in diameter and of suitable length.
The flange is designed to accept pipes up to a maximum internal diameter of 125 mm and shall be of steel or other equipment material having a flat face. This flinger, together with a gasket of oil-proof material, shall be suitable for a service pressure of 6 kg / cm2
Regulation – 20: Oil Record Book
  1. Every oil tanker of 150 gross tonnage and above and every ship of 400 gross tonnage and above other than oil tanker shall be provided with an Oil Record Book Part I (Machinery Space Operation). Every oil tanker of 150 gross tonnage and above shall be provided with an Oil Record Book II (Cargo / Ballast Operations). The Oil Record Books(s), whether as a part of the ship’s official long book or otherwise, shall be in the form(s) specified in appendix III to this Annex.
  2. The Oil Record Book shall be completed on each occasion, on a tank-to-tank basis if appropriate, whenever any other following operations take place in the ship:
(a) For machinery space operations (all ships):
(i) Ballasting or cleaning of oil fuel tanks.
(ii) Discharge of dirty ballast or cleaning water from tanks.
(iii) Disposal of oily residues. (Sludge)
(iv) Discharge overboard or disposal otherwise of bilge water which has accumulated in machinery spaces.
(b) For Cargo / ballast operations (oil tankers):
(i) Loading of oil cargo.
(ii) Internal transfer of oil cargo during voyage.
(iii) Unloading of oil cargo.
(iv) Ballasting of cargo tanks and dedicated clean ballast tank.
(v) Cleaning of cargo tanks including crude oil washing.
(vi) Discharge of ballast except from segregated ballast tanks.
(vii) Discharge of water form slop tanks.
(viii) Closing of all applicable valves or similar devices after slop tank discharge operations.
(ix) Closing of valves necessary for isolation of dedicated clean ballast tanks form cargo and stripping lines after slop tank discharge operations.
(x) Disposal of residues.
  1. In the event of such discharge of oil or oily mixture or in the event of accident or other exceptional discharge of oil not excepted by regulation, a statement shall be made in the Oil Record Book for the circumstances of, and the reasons for the discharge.
  2. Each operation of regulation 2 shall be fully recorded without delay in the Oil Record Book so that all entries in the book appropriate to that operation are completed. Each completed operation shall be signed by the officer or officers in charge of the operations concerned and each completed page shall be signed by the master of the ship. The entries in the Oil Record Book shall be in an official language of the State whose flag in the ship is entitled to fly, and for ship holding an International Oil Pollution Prevention Certificate, in English or French.
  3. The Oil Record Book shall be kept in such a place as to be readily available for inspection at all reasonable times, and except in the case of unmarried ships under tow, shall be kept on board ship. It shall be preserved for a period of 3 years after the last entry has been made.
  4. For oil tankers of less than 150 gross tonnage, an appropriate Oil Record Book should be developed by the Administration.
Regulation – 21: Special requirements for drilling rigs and other platform
Fixed and floating drilling rigs when engaged in the exploration, exploration and associated offshore processing of sea-bed mineral resources and other platforms shall comply with the requirements of this Annex applicable to ships of 400 gross tonnage and above other than oil tankers.
CHAPTER III – Requirement for minimizing oil pollution from oil tankers due to side and bottom damages.
Regulation – 22: Damages assumption
For the purpose of calculating hypothetical oil outflow from oil tankers, 3 dimensions of the extent of damage of a parallelepiped on the side and bottom of the ship are assumed as follows. In the case of bottom damages two conditions are set forth to be applied individually to the stated positions of the oil tanker.
(a) Side damage
(i) Longitudinal extend (1) : 1/3L 2/3 or 14.5m, whichever is less.
(ii) Transverse extent (t) : B/5 or 11/5, , which ever is less.
(iii) Vertical extent (v): From the baseline upward without limit.
(b) Bottom damage for 0.3 L from the FP of the slip. Any other part of the ship.
(i) Longitudinal extent (1): L/10 L/10 or 5m, whichever is less.
(ii) Transverse extent (t) : B/6 or 10m, whichever is less, But<5. 5 m
(iii) Vertical extent (v): B/15 for 6m, whichever is less.
Regulation – 23: Hypothetical outflow of oil
The hypothetical outflow of oil in the case of side damage and bottom damage shall be calculated with respect to compartments beached by damage to all conceivable locations along the length of the ship.
Regulation – 24: Lamination of size an arrangement of cargo tanks
  1. Every oil tankers shall comply with the provisions of this regulations.
  2. Cargo tanks of oil tankers shall be of such size and arrangements that the hypothetical outflow calculated anywhere in the length of the ship does not exceed 30,000 m3 or 100 (DW), which ever is the greater, but subject to a minimum of 40,000 m3
  3. The volume of any one-wing cargo oil tanker shall not exceed 75% of the limits of the hypothetical oil outflow. The volume of any one-centre cargo oil tank shall not exceed 50,000 m3
  4. The length of the cargo tank shall not exceed 10 m.
Regulation – 25: Subdivision and stability
  1. Every oil tanker shall comply with the subdivision and damage stability criteria, after the assumed side or bottom damage, for any operating draught reflecting actual partial or full load conditions consistent with trim and strength of the ship as sell as specific gravities of the cargo. Such damage shall be applied to all conceivable locations along the length of the ship as follows:
(a) In tanker of more than 225 m length, anywhere of the ship’s length.
(b) In tanker of more than 150 m, but not exceeding 225 m in length, anywhere in the ship’s length except involving eight after or forepeak bulkhead bonding the machinery space located aft. The machinery space shall be treated as a single floodable compartment; and
(c) In tankers not exceeding 150 m in length, anywhere in ship’s length between adjacent transverse bulkheads with the exception of the machinery space.
Ballast conditions where the tanker is not carrying oil in cargo tanks, excluding any oil residues, shall not be considered.
  1. The master of every oil tanker and the persons in charge of a non-self proportion oil tanker shall be supplied in approved form with:
(a) Information relative to loading and distribution of cargo.
(b) Data on the ability of the ship to comply with the damage stability criteria.
Regulation – 25A: Intact Stability
  1. This regulations shall apply to oil tankers of 50,000 tons deadweight and above.
(a) For which the building contract is placed on or after 1st February 1999; or
(b) In the absence of building contract, the keel of which are laid or which are at similar stage of construction on or after 1st August 1999; or
(c) The delivery of which is on or after 1st February 1999; or
(d) Which have undergone major conversion:
(i) For which the contract is placed after 1st February 1999; or
(ii) In the absence of contract, the construction work of which is begun after 1st August 1999; or
(iii) Which is completed after 1st February 2002.
  1. Every oil tanker shall comply with the intact stability criteria as specified below (a) and (b), as appropriate, for any operating draught under the worst possible conditions of cargo and ballast loading, consistent with good operational practice, including intermediate stages of liquid transfer operations. Under all conditions the ballast tanks shall be assumed slack.
(a) In port, the Indian metacontric height GM, corrected for free surface measured at 00 heel, shall be not less than 0.5 m.
(b) At sea the following criteria shall be applicable:
(i) The area under the righting lever curve (GZ Curve) shall be not less than 0.055 , mrad up to 0=30 angle of heel and not less than 0.09m mrad upto 0=40 or other angle of flooding 0 (if this angle is less than 40). Additionally, the area under righting lever curve between the angles of heel of 30 and 40 or between 30 and 0 if this angle is less than 40, shall be not less than 0.03 mard.
(ii) The righting lever GZ shall be at least 0.20 m at an angle of heel equal to or greater than 30.
(iii) The maximum righting arm shall occur at an angle of heel preferably exceeding 30 but not less than 25.
(iv) The initial metacentic height GM, corrected for free surface measured 0 heel, shall be not less than 0.15 m.
  1. The requirement of paragraph 2 shall be meet the through design measures. For combination carried simple supplementary operational produces may be allowed.
  2. Simple supplementary operational produces for liquid transfer operations referred in paragraph 3 shall mean written procedures made available to the master which:
(i) Are approved by the Administration.
(ii) Indicated those cargo and ballast tanks, which may, under any specific condition of liquid transfer and possible range of cargo densities, be slack and still allow the stability criteria to be met. The slack thanks may very during the liquid transfer operations and be any condition provided they satisfy the criteria.
(iii) Will be readily understandable to the office in charge of liquid transfer operations.
(iv) Provide for planned sequences for cargo / ballast transfer operations.
(v) Allow comparisons of attained and required stability using stability performance criteria in graphical or tabular form.
(vi) Require no extensive mathematical calculations by the officer-in-charge.
(vii) Provide for corrective actions to be taken by the officer-in-charge in the case of departure form recommended values and in case of emergency situations.
(viii) Are prominently displayed in the approved trim and stability booklet and at the cargo / ballast transfer control station and in any computer software by which stability calculations are performed.
CAPTER IV – Prevention of pollution arising from an oil pollution incident
Regulation – 26: Shipboard oil pollution emergency plan
  1. Every oil tanker of 150 gross tonnage and above and every ship of 400 gross tonnage and above other than oil tanker shall carry on board a Shipboard Oil Pollution Emergency plan approved by the Administration.
  2. Such plan shall be in accordance with guidelines developed by the Organization and written in the working language of the master and officers. The plan consist of:
(a) The procedure to be followed by the master or other persons having charge of the ship to report an oil pollution incident;
(b) The list of authorities or persons to be contracted in the event of an oil pollution incident;
(c) A detailed description of the action to be taken immediately by purpose on board to reduce or control the discharge of oil following the incident; and
(d) The procedures and point of contract on the ship for coordinating ship board action with national and local authorities in combating the pollution.
  1. In the case of ships to which regulation 16 of this Annex II of the Convention also apply, such a plan may be combined with the shipboard marine pollution Agency plan for noxious liquid substances required under regulation 16 of Annex II of the Convention. In this case, the title of such a plan shall be “Shipboard Marine Pollution Emergency Plan”
Appendices to Annex I : List of Oils
Asphalt Solution
Gasoline’s
Oils
Blending stocks
Casinghead (nutral)
Clarified
Roofers flux
Automotive
Crude oil
Straight run residue
Aviation
Maxture of containing crude oil
Straight run
Diesels oil
Naphtha
Fuel Oil No. 1 (Kerosene)
Fuel oil No. 4
Solvent
Fuel Oil No. 1-D
Fuel oil No. 5
Petroleum
Fuel Oil No. 2
Fuel oil No. 6
Heart cut distillate oil
Fuel Oil No. 2-D
Residual fuel oil
Road oil
Jet feats
Gasoline blending stocks
Transformer oil
JP – 1 (Kerosene)
Alkylates – Fuel
Aromatic oil (excluding veg oil)
JP – 3
Reformats
Lube oil and blending stocks
JP – 4
Polymer – fuel
Mineral oil
JP – 5 (Kerosene, heavy)
Penetrating oil
Turbo oil
Distillates
Spindle oil
Kerosene
Straight run
Turbine oil
Mineral split
Flashed feed stock
Gas oil –cracked
ANNEX II REGULATIONS FOR THE CONTROL OF POLLUTION BY NOXIOUS LIQUID SUBSTANCES IN BULK
Regulation –1: Definition
  • Liquid substances are those having a vapor pressure not exceeding 2.8 kg/ cm at a temperature of 37.C
  • Noxious liquid substance means any substance falling into category A,B, C or D of this Annex II.
  • Special area of this Annex are:
(a) The Baltic Sea
(b) The Black Sea
(c) The Antarctic Sea
  • International Bulk Chemical Code (IBC Code) means the International Code for the Construction and Equipment of Ship’s Carrying Dangerous Chemical in Bulk.
  • Bulk Chemical Code (BC Code) means the code for the Construction and Equipment of Ship’s Carrying Dangerous Chemical in Bulk.
Regulation –2: Application
Unless expressively provided otherwise the provisions of this Annex shall apply to all ships carrying noxious liquid substances in bulk.
Regulation- 3: Categorization and listing of noxious liquid substances
For the purpose of this Annex noxious liquid substances are divided into 4 categories as follows;
(a) Category A: Noxious liquid substances which if discharged into the sea from tank cleaning or deballasting operations would present a major hazard to either marine resources or human health or cause serious harm to amenities or other legitimate uses of the sea and therefore justify the application of stringent anti-pollution measures.
(b) Category B: Noxious liquid substances which if discharged into the sea from tank cleaning or debaliaseng operations would present a hazard to either marine resources or human health or cause harm to amenities or other legitimate uses of the sea and therefore justify the application of stringent anti-pollution measures.
(c) Category C: Noxious liquid substances which it discharged into the sea from tank cleaning or deixllasting operations would present a minor hazard to either marine resources or human health or cause minor harm to amenities or other legitimate uses of the sea and therefore required special operational conditions.
(d) Category D: Noxious liquid substances which if discharged into the sea from tank cleaning or deballasting operations would present a recognized hazard to either marine resources or human health or cause mineral harm to amenities or other legitimate uses of the sea and thereof require some attention in operational conditions.
Regulation – 4: Other Liquid substances
The substances referred outside the categories A, B, C and D of this annex, because they are at present considered to present no harm to human health, marine resource, amenities or other legitimate uses of the sea, when discharged into the sea form tank cleaning or deballasting operations.
Regulation – 5: Discharge of noxious liquid substances
Category A, B and C substance outside special areas and Category D substances in all areas:
  1. The discharge into the sea of substance in category A shall be prohibited. Any water subsequently added to the tank may be discharged into the se when all the following conditions are satisfied:
(a) The ship is proceeding on route at a speed of at least 7 knots.
(b) The discharge is made below the waterline, taking into account the location of the sea water intakes; and
(c) The discharge is made at a distance of not less than 12 nautical miles form the nearest land, in a depth of water of not less than 25 m.
  1. The discharge into the sea of substances in category B shall be prohibited except when all the following conditions are satisfied:
(a) The ship is proceeding on route at a speed of at least 7 Knots.
(b) The discharge is made below the waterline, taking into account the location of the sea water intakes;
(c) The discharge is made at a distance of not less than 12 nautical miles form the nearest land, in a depth of water of not less than 25 m.
(d) The concentration and rate of discharge of the effluent is such that the concentration of the substance in the wake astern of the ship does not exceed 1 ppm; and
(e) The maximum quantity of cargo discharged form each tank and its associated pumping system does not exceed 1 m3 or 1/30,000 of the tank capacity in m3.
  1. The discharge into sea of substances in category C shall be prohibited except when all the following conditions are satisfied:
(a) The ship is proceeding on route at a peed of at least 7knots.
(b) The discharge is made below the waterline, taking into account the location of the seawater intakes.
(c) The discharge is made at a distance of not less than 12 nautical miles from the nearest land, in a depth of water of not less than 25 m.
(d) The concentration and rate of discharge of the effluent is such that the concentration of the substance in the wake astern of the ship does not exceed 10 ppm; and
(e) The maximum quantity of cargo discharged form each tank and its associated pumping system does not exceed 3 m 1/1,00 of the tank capacity in an m3.
  1. The discharge into sea of substances in category D shall be prohibited except when all the following conditions are satisfied:
(a) The ship is proceeding on route at a speed of at lese 7 knots.
(b) Such mixtures are of a concentration not greater than 1 part of the substance in 10 parts of water; and
(c) The discharge is made at a distance of not less than 12 nautical miles from the nearest land.
Regulation – 5A: Pumping, piping and unloading arrangement
(a) The discharge into the sea of noxious liquid substances or mixtures containing such substances necessary for the purpose of securing the safety of a ship or saving life at sea; or
(b) The discharge into the sea of noxious liquid substance or mixtures containing such substance resulting from damage to a ship or is equipment:
(i) Provided that al reasonable precautions have been taken after the occurrence of the damage or discovery of the discharge for the purpose of preventing or minimizing the discharge; and
(ii) Except if the owner of the master acted will , intent to cause damage, or recklessly and with knowledge that damage would probably result; or
(c) The discharge into the sea of substance containing noxious liquid substances or mixtures containing such substances, approved by the Administration, when being used for the purpose of combating specific pollution incidents in order to minimize the damage from pollution.
Regulation – 7: Reception facilities and cargo unloading terminal arrangement
Cargo loading, unloading and repair ports shall have facilities adequate for reception without under delay to ships of such residues and mixtures containing noxious liquid substances.
Regulation – 8: Measures of control
Regulation – 9: Cargo Record Book
  1. Every ship to which is Annex applies shall be provided with a Cargo Record Book and it shall be completed on a tank-to-tank basis, whenever any of the following operations with respect to a noxious liquid substance take place in the ship:
(a) Loading of cargo.
(b) Internal transfer of cargo.
(c) Unloading of cargo.
(d) Cleaning of cargo tanks.
(e) Ballasting of cargo tanks.
(f) Discharge of ballast from cargo tanks.
(g) Disposal of residues to reception facilities.
(h) Discharge into the sea or removal by ventilation of residues.
  1. The Cargo Record Book shall be kept inn such a place as to be readily available for inspection at all reasonable times, and except in the case of unmanned ships under low, shall be kept on board ship. It shall be preserved for a period of 3 years after the last entry has been made.
Regulation – 10: Surveys
Ship carrying noxious liquid substances in bulk shall be subject to the surveys specified below.
1) Initial survey.
2) Periodical survey and
3) Termediate survey
Regulation :- 11: Issue of certificate
In Formational Pollution Prevention Certificate for the carriage of the Noxious Liquid Substances in Bulk shall be issued after survey of the ship.
Regulation :- 12 : Duration of Certificate
On Formation Pollution Prevention Certificate for the carriage of the Noxious Liquid Substances in bulk shall be issued for a period not exceeding 5 years from the date of issue.
Regulation – 12A: Survey and certification of chemical tanker
Regulation – 13: Requirement for minimizing accidental pollution
The design construction, equipment and operation of ship carrying noxious liquid substance of Category A, B, or C in bulk, shall be such as to minimizing the uncontrolled discharge into the sea of such substances.
Regulation – 14: Carriage and discharge of oil like substance
No does liquid substance as falling Category C & D and identified by the Organization as oil-like substances may be carried in an oil tanker [product carrier] and discharged in accordance of Annex 1.
Regulation – 15 : Port State control on operational requirements
Which ship in a port of another Party, is subjected to inspection by officers duly authorized.
Regulation – 16: Shipboard marine pollution emergency plan for noxious liquid substances
  1. Every ship of 150 gross tonnage and above certified to carry noxious liquid substance in bulk shall carry on board a shipboard marine pollution emergency plan for noxious liquid substances approved by the Administration. The requirement shall apply to all such ships not later than 1 January 2003.
  2. Such a plan shall be in accordance with guidelines developed by the Organization and written in the working language of the master and officer. The plan consists at least of:
(a) The procedure to be followed by the master or other persons having charge of the ship to report a noxious liquid substances pollution incident;
(b) The list of authorities or persons to be contracted in the event of a noxious liquid substance following the incident; and
(c) A detailed description of the action to be immediately by persons on board to reduce or control the discharge of noxious liquid substance following the incident; and
(d) The procedures and point of contract on the ship for co-ordinating shipboard action with national and local authorities in combating the pollution.
  1. In the case of ships to which regulation 26 of Annex 1 of the Convention also applies, such a plan may be combined with the shipboard oil pollution emergency plan, required under regulation 26 of Annex I of the Convention. In this case, the title of such a plan shall be “Shipboard Marine Pollution Emergency Plan”.
Regulation – 8: Discharge of Sewage
  1. Subject to the provision of regulation 9 of this Annex, the discharge of sewage into the sea is prohibited, except when:
(a) The ship is discharging comminuted and disinfected sewage at a distance of more than 4 nautical miles form the nearest land, or sewage which is not commuted or disinfected at a distance of more than 12 nautical mile from the nearest land, provided that in any case, the sewage that ahs been stored in holding tanks shall not be discharged instantaneously but at moderate rate when the ship is no rout and proceeding at not less than 4 knots.
(b) The ship has in operation an approved sewage treatment plant to meet the operational requirements:
[i] The rest results of the plat are laid down in the ship’s International Sewage Pollution Prevention Certificate;
[ii] Additionally the effluent shall not produce visible floating solids in, nor cause discoloration of surrounding water; or
  1. When the sewage is mixed with waste or wastewater having different discharge requirements, the more stringent requirement shall apply:
Regulation – 9: Exceptions.
Regulation 8 of this Annex shall not apply to:
(a) The discharge of sewage form a ship necessary for the purpose of securing the safety of a ship and those on board or saving life at sea; or
(b) The discharge sewage resulting from damage to a ship or its equipment if all reasonable precautions have been taken before an after the occurrence of the damage, for the purpose of preventing or minimizing the discharge.
Regulation – 10: Reception facilities
The Government of each Party to the Convention undertakes to ensure the provision of facilities at ports and terminals for the reception of sewage, without causing undue delay to ships, adequate to meet the need of the ships using them.
Regulation – 11: Standard discharge connection
To enable pipes reception facilities to be connected with the ship’s discharge pipeline, both lines shall be fitted with a standard discharge connection in accordance with following table:
Standard dimension of flanges for discharge connections
Description
Dimension
Outside diameter
210 mm
Inner diameter
According to pipe outside diameter
Bolt circle diameter
170 mm
Slots in clage
4 holes 18 mm in diameter equidistantly placed on a bolt circle of the above diameter slotted to the flange periodency. The slot with 18 mm
Flange thickness
16 mm
Bolts and nuts
4 each of 16 mm in diameter and of suitable length.
The flange is designed to accept pipes upto a maximum internal diameter of 100 mm shall be of steel or other equivalent material having a flat face. This flange, together with a gasket of oil-proof material, shall be suitable for a service pressure of 6 kg / cm 2
ANNEX III- REGULATIONS FOR THE PREVENTION OF POLLUTION BY HARMFUL
SUBSTANCES IN PACKAGED FORM
Regulation-1: Application
Unless expressively provided otherwise, the provision of this Annex shall apply to all ships carrying harmful substances in packaged form.
Regulation –2: Packing
Packages shall be adequate to minimize the hazard to the marine environment having regard to their specific contents.
Regulation –3: Marking and labeling
Packages containing a harmful substance shall be durably marked with the correct technical name and labeled to indicate that the substance is a marine pollutant.
Regulation –4: Documentation
  1. In all documents relating to the carriage of harmful substances by sea are marked with correct technical name and labeled the word “MARINE POLLUTANT”.
  2. Ship carrying harmful substances shall have a special list or manifest setting forth the harmful substances on board and the location thereof.
Regulation –5: Stowage
Harmful substances shall be properly stowed and secured so as to minimize the hazards to the marine environment without impairing the safety of the ship and persons on board.
Regulation –6: Quality limitations
Certain harmful substances may, for sound scientific and technical reasons, need to be prohibited for carriage or be limited as to the quantity, which may be carried aboard any one ship. In limiting the quantity, due consideration shall be given to size constriction and equipment of the ship, as well as the packaging and the inherent nature of the substances.
Regulation – 7: Employers
  1. Jettisoning of harmful substances carried in packaged form shall be prohibited, except where necessary for the purpose of securing the safety of ship pr saving life at sea.
  2. Subject to the provisions of the present Convention, appropriate measures based be the physical, chemical and biological properties of harmful substances shall be taken to regulate the washing of leakages overboard, provided that compliance with such measures would net impair the safety of the ship and persons of board.
Regulation –8: Port State control on operational requirements
When a ship in a port pf another Party is subjected to inspection by officers duly authorized.
ANNEX IV- REGULATIONS FOR THE PREVENTION OF POLLUTION BY SEWAGE FROM SHIPS
Regulation –1: Definition
  1. Sewage:
(a) Drainage and other waste from any form of toilets, urinals, and WC shippers.
(b) Drainage from medical premises (dispensary, sick bay, etc) via wash basins wash tubs and scuppers located in such premises.
(c) Drainage from spaces containing living animals or
(d) Other wastewaters when mixed with the drainage defined above.
2. Holding tank means a tank used for the collection and storage of sewage.
Regulation –2: Application
The provision of this Annex shall apply to
(a) (i) New ship of 200 gross tonnage and above.
(ii) New ship of less than 200 gross tonnage which are certified to carry more than 10 persons, and
(iii) New ships which do not have a measured, gross tonnage and are certified to carry more than 10 persons.
(b) (i) Existing ship of 200 gross tonnage and above , 10 years after the date of entry into force of this Annex.
(ii) Existing ship of less than 200 gross, which are certified to carry more than 10 persons 10 years after the date of entry into force of this Annex and
(iii) Existing ships, which do not have a measured, gross tonnage and are certified to carry more than 10 persons, 10 years after the date of entry into force of this Annex.
Regulation –3: Surveys
  1. Every ship which is required to comply with this provisions of this Annex and which is engaged in voyage to ports or offshore terminals.
(a) An initial survey before the ship is put in service or before the certificate required of this Annex is issued for the first time.
(b) Periodical survey __ intervals not exceeding 5 years to ensure that the equipment _____________ arrangements and material fully comply with the requirements.
  1. Surveys of the ship as regards enforcement of the provisions of this Annex shall be carried out by officers of the Administration.
  2. After any Survey of the ship under this regulation has been completed no significant change shall be made in the equipment, fittings, arrangements or material covered by the survey without the approval of the Administration, except the direct replacement of such equipment or fittings.
Regulation –4: Issue of certificate.
  1. An International Sewage Pollution Prevention Certificate shall be issued, after survey to any ship, which is engaged in voyage to ports or offshore terminals.
  2. Such certificate shall be issued either by Administration or by any person or organization duly authorized.
Regulation –5: Issue of a certificate by another Government
Regulation –6: Form of certificate
The International Sewage Pollution Prevention Certificate shall be drawn up in an official language of the issuing country. If the language is neither English nor French, the text shall include translation into one of these languages.
Regulation –7: Duration of certificate
  1. The International Sewage Pollution Prevention Certificate shall be issued for a period not exceeding 5 years from the date of issue.
  2. No certificate shall be extended for a period longer than 5 months.
  3. A certificate, which has not been extended, may be extended for a period of grace of up to 1 month from the date of expiry stated on it.
  4. A certificate shall cease to be valid if significant alteration have been taken place in the equipment, fittings, arrangements or material required without the approval of the Administration, except the direct replacement of such equipment or fittings.
  5. A certificate issued to a ship shall also cease to be valid upon transfer of the ship to the flag of another State A new certificate shall only be issued when the Government issuing the new certificate is fully satisfied that the ship is in full compliance with the requirements.
ANNEX V- REGULATIONS FOR THE PREVENTION OF POLLUTION BY GARBAGE FROM SHIPS
Regulation –1: Definition
Garbage means all kinds of victual, domestic and operational waste excluding fresh fish and parts thereof, generated during the normal operational of the ship and liable to disposed of continuously or periodically except those substances which are defined or listed in other Annexes.
Regulation 2: Application
Unless expressively provided otherwise the provisions of this Annex shall apply to all ship.
Regulation –3: Disposed of garbage outside special areas
  1. Subject to the provisions of this regulations 4,5 and 6 of this Annex:
(a) The disposal into the sea of all plastics, including but not limited to synthetic ropes, synthetic fishing nets and plastic garbage bags is prohibited.
(b) The disposal into the sea of the following garbage shall be made as far as practicable from the nearest land but in any case is prohibited if the distance from the nearest land is less than:
(i) 25 nautical miles for dunnage, lining and packing materials land is less than:
(ii) 12 nautical miles for food waste and all other garbage including paper rags, glass, metal, bottles, crockery and similar refuse.
(c) Disposal into the sea of garbage may be permitted when it has pass through a comminute or grinder and made as far as practicable from the nearest land but in any case is prohibited if the distance from the nearest land is less than 3 nautical miles. Such comminuted or ground garbage shall be capable of passing through a screen with openings no greater than 25 men.
2. When the garbage is mixed with other discharges having different disposal or discharge requirements the more stringent requirements shall apply.
Regulation –4: Special requirements for disposal of garbage
  1. The disposal of any materials is prohibited from fixed or floating platforms engaged in the exploration, exploitation and associated offshore processing of sea-bed mineral resources, and from all other ships when alongside or within 500m of such platforms.
  2. The disposal into the sea of food may be permitted when they have been passel through a comminute of grinder from such fixed or floating platforms located more than 12 nautical miles from land and all other ships when alongside or within 500m of such platforms. Such comminuted or ground food wastes shall be capable of passing through a screen with openings no greater than 25 mm.
Regulation –5: Disposal of garbage within special are is
  1. For the purpose of this Annex the special areas are:
(a) The Mediterranean sea
(b) The Baltic Sea
(c) The Black Sea
(d) The Red Sea
(e) The Gulfs Area
(f) The North Sea
(g) The Antarctic
(h) The Wider Caribbean Region
  1. Subject to the provisions of regulation 6 of this Annex.
(a) Disposal into the sea of the following is prohibited.
1) All plastics, including but not limited to synthetic ropes, synthetic fishing nets and plastic garbage bags.
2) All other garbage including paper products, rags, glass, metals, bottles, crockery, dunnage, lining and packing materials.
(b) Except disposal into the sea of food waste shall be made as far as practicable from land, but in any cases not less than 12 nautical miles from the nearest land.
(c) Disposal into the Wider Caribbean Region of food waste which have been passed through a comminute or grinder shall be made as far as practicable from the land, but in any cases not less than 3 nautical miles from the nearest land. Such comminuted or ground food waste shall be capable of passing through a screen with openings no greater than 25 mm.
  1. When the garbage is mixed with other discharges having different disposal or discharge requirements the more stringent requirements shall apply.
  2. Reception facilities within special areas.
Regulation –6: Exceptions
Regulation 3,4 and 5 of this Annex shall not apply to:
(a) The disposal of garbage from a ship necessary for the purpose of securing the safety of a ship and those on board or saving life at sea : or
(b) The escape of garbage resulting from damage to a ship or its equipments provided all reasonable precautions have been taken before and after the occurrence of the damage for the purpose of preventing or minimizing the escape or
(c) The accidental loss of synthetic fishing nets, provided that all reasonable precautions have been taken to prevent such loss.
Regulation –7: Reception facilities
The Government of each Party to the Convention undertakes to ensure the provision of facilities at ports and terminal for the reception of garbage, without causing undue delay to ships, and according to the needs of the ships using them.
Regulation –8: Port State control on operational requirements
  1. A ship when in a port of another Party is subjected to inspection by officers duly authorized for operational requirements, where there are clear grounds for believing that the master or the crew is not familiar with essential shipboard procedures relating to the prevention of pollution by garbage.
  2. In the above circumstances the inspector takes to ensure that the ship will not sail until the situation has been brought to order in accordance with the requirements.
Regulation –9: Placards garbage management plans and garbage record keeping
  1. (a) Every ship of 12 m or more in length overall shall display placards which notify the crew and passengers of the disposal requirements.
(b) The placard shall write in the official language of the State whose flag the ship is entitled to fly and for ships engaged in voyages to ports or offshore terminals.
  1. Every ship of 400 gross tonnages and above, and every ship which is certify to carry 15 persons or more, shall carry a garbage management plan, which the crew shall follow. This plan shall provide written procedures for collecting storing processing and disposing of garbage, including the use of requirement on board. It shall also designate the person in charge of carrying out the plan. Such a plan is in accordance with the guidelines developed by the Organization and written in the working language of the crew.
  2. Every ship of 400 gross tonnage and above, and every ship which is certify to carry 15 persons or more, engaged in voyages to ports or offshore terminals and every fixed and floating platform engaged in exploration and exploitation of the sea-bed shall be provided with a Garbage Record Book.
(a) Each discharge operation or completed incineration, shall be recorded in the Garbage Record Book and signed for on the date of the incineration or discharge by the officer in charge. Each completed page shall be signed by the master of the ship. The catries in the Garbage Record Book shall be both in an official language of the State whose flag the ship is entitled to fly shall prevail case of a dispute or discrepancy.
(b) The entry of each incineration or discharge shall include date and time, position of the ship, description of the garbage and the estimated amount incinerated or discharged.
(c) The Garbage Record Book shall be kept on board the ship and in such a place as to be available for inspection in a reasonable time. This document shall be preserved for a period of 2 years after the last entry made on the record.
(d) In the vent of discharge, escape or accidental loss an entry shall be made in the Garbage Record Book of the circumstances of and the reasons for the loss.
  1. The Administration may wolves the requirements for Garbage Record Book for
(a) Any ship engaged on voyages of 1 for or less in duration which in certified to carry 15 present or more or
(b) Fixed or floating platforms while engaged in exploration exploitation of the seabed.
  1. In the case of ships built be fine 1 July 1992, this reg. Shall apply as from 1 July 1998.
ANNEX VI- REGULATION FOR THE PREVENTION OF AIR POLLUTION BY FROM SHIPS
Annex VI, sets limits on Salphar Oxide (Sox) and Nitrogen Oxide (NOx) emissions from ship exhausts and prohibits deliberate emissions of ozone –depleting substances.
Ozone- deleting substances means controlled substances defined in Montreal Protocol 1987, on substances that deplete the Ozone Layer. Ozone-depleting substances that may be found on board ship include but are not limited to:
  • Halon 1211 Bromochirodifluoromethane
  • Halon 1301 bromotrifluoromethane
  • Halon 2402 1,2- Dibromo-1,1,2,2- tetrafluoroethane; (known as Halon 114B)
  • CFC –11 Trichloflourimethane
  • CFC-12 Dichlodiflouromethane
  • CFC-113 1,1,2 – Trichloro- 1,2,2,-trifluoromethane
  • CFC –114 1,2-Dichloro-1,1,2,2 –tetraflucromethane
  • CFC 115 Chloropentatlucromenthane
Engines installed on ships constructed on or after 1 January/2000 or engines, which undergo a major conversion on or after 1 January 2000, should meet the requirements of the Technical code on Control of Emission of Nitrogen Oxides from Marine Diesel Engines Nox Technical code.
CHAPTER II- Survey, certification and means of control
Regulation –5: Survey, and inspection
Every ship of 400 GRT and above and every fixed and floating drilling rig and other platforms shall be subject to initial survey, periodical survey and intermediate survey.
Regulation –6: Issue of International Air Pollution Prevention Certificate
  1. An International Air Pollution Prevention Certificate shall be issued after survey in accordance with the provisions of regulation 5 of this Annex to:
a) Any ship of 400 GRT or above engaged in voyages to ports or offshore terminals under the jurisdiction of other Parties and.
b) Platforms and drilling rigs engaged in voyages to waters under the sovereignty or jurisdiction of other parties to the Protocol of 1997.
2. Ships constructed before the date of entry into force of the Protocol of 1997 shall be issued with an international Air Pollution Preventic Certificate no later than the first scheduled dry-docking after entry into force of the Protocol of 1997, but in no case later than 3 years after entry into force of the Protocol of 1997.
Regulation –7: Issued of a Certificate by another Government
Regulation –8: Forms of Certificate.
Regulation –9: Duration and validity of Certificate
  1. An International Air Pollution Prevention Certificate shall be issued by the Administration, which shall not exceed 5 years from the date of issue.
  2. No extension of the 5 years period of validity of the International Air Pollution Prevention Certificate shall be permitted, except in accordance with paragraph (3).
  3. If the ship at the time when the International Air Pollution Prevention Certificate expires, is not in a port of the state whose flag it is entitled to fly or in which it is to be surveyed, the administration may extend the Certificate for a period of no more than 5 months. Such extension shall be granted shall be granted only for the purpose of allowing the ship to complete its voyage to the State whose flag it is entitled to fly or in which it is to be surveyed, and then only in cases where it appears proper and reasonable to do so.
  4. An International Air Pollution Prevention Certificate shall be cease to be valid in any of the following circumstances:
a) If the Inspections and surveys are not carried out within the periods specified above.
b) If significance alterations have taken place to the equipment, systems, fittings, arrangements or materials without approval of the Administration.
c) Upon transfer of the ship to the flag of another State.
Regulation –10: Port State control on operational requirements
Regulation –11: Detection of violations and enforcement
CHAPTER III- Requirements for control of emissions from ships
Regulation –12: Ozone depleting substances
  1. Deliberate emissions of ozone-deliberate substances shall be prohibited. Deliberate emissions including emissions occurring in the course of maintaining servicing repairing or disposing of systems or equipment, except that deliberate emissions do not include minimal releases associated with the recapture or recycling of an ozone-depleting substance. Parties to the Protocol of 1997 may regulate emission \s arising from leaks of an ozone-depleting substance, whether or not the leaks are deliberate.
  2. New Installations, which contain ozone-depleting substances, shall be prohibited on all ships, except that new installations containing hydrochirofluorocarbons (HCFCs) are permitted until 1 January 2020.
  3. The substances referred to this regulation and equipment containing such substances shall be delivered to appropriate facilities when removed from ships.
Regulation –13: Nitrogen Oxide (Nox)
  1. This regulation shall apply to:
(a) Each diesel engine with a power output of more than 130 kW which is installed on a ship constructed on or after 1 January 2000; and
(b) Each diesel engine with a power out put of more than 130 kW, which undergoes a major conversion on or after 1 January 2000.
  1. This regulation does not apply:
(a) Emergency diesel engines installed in lifeboats and any device or equipment intended to be used solely in case of emergency, and
(b) Engine installed on ships solely engaged on voyages within waters subjects to the sovereignty or jurisdiction of the State the flag of which the ship is entitled to fly, provided that such engines are subject to an alternative Nox control measure established by the Administration.
  1. For the purpose of the regulation, major conversion means a modification of an engine where:
(a) The engine is replaced by a new built on or after 1 January 2000 or
(b) Any substantial modification, as defined in the Nox Technical Code, is made to the engine or
(c) The maximum continuous rating of the engine is increased by more than 10%
4.(a) Subject to the provision of regulation 4 to this Annex the operation of each diesel engine to which this regulation applies is prohibited, except when the emission of nitrogen oxides (calculated as the total weighted emission of Nox) from the engine is within the following limits:
(i) 17.0g / kW when is less than 130 rpm.
(ii) 45.0x n (0.2) g/kW when a is 130 or more but less than 2000 rpm.
(iii) Any other equivalent method, approved by the Administration taking into account relevant guidelines to be developed by the Organization is applied to reduce on board Nox emission at least to the limit specified.
Regulation –14: Sulphur Oxides (So)
General requirements
  1. The sulphur content of any fuel oil used on board ships shall not exceed 4.5% m/m.
  2. The worldwide average sulphur content of residual fuel oil supplied for use on board ships shall be monitored taking into account guidelines to be developed by the Organization.
Regulation within Sox emission control areas
  1. For the purpose of this regulation, Sox control areas shall be include:
a) The Baltic area; and
b) Any other sea area, including port areas.
  1. While ships are within Sox emission control areas, at least one of the following conditions shall be fulfilled
(a) The sulphur content of the fuel oil used on board ships in a Sox emission control area does not exceed 1.5 % m/m.
(b) An exhaust gas cleaning system is applied to reduce the total emission of sulphur oxides from ships, including both aridliary and main propulsion engines, to 6.0g Sox kWh or less calculated as the total weight of sulphur dioxide emission. Waste steams from the use of such equipment shall not be discharged into enclosed port harbors and estuaries it can be in roughly documented by the ship that such waste steams have to adverse impact on the ecosystems of such enclosed ports, harbors and estuaries.
(c) Any other technological method that is verifiable and enforceable to limit Sox emissions to a level equivalent to that is applied. These methods shall be approved by the Administration.
  1. The supplier shall document the sulphur content of the fuel oil.
  2. Those ships using separate fuel oils to comply with 4 .a) of this regulation shall allow sufficient time for the fuel oil service system to be fully flushed of all fuels exceeding 1.5% m/m sulphur content prior to entry into a Sox emission control area. The volume of low sulphur fuel oils (less than or equal to 1.5% sulphur control) in each tank as well as the date, time and position of the ship when any changcover operation is completed, shall be recorded in such log book prescribed by the Administration.
  3. During the first 12 months immediately following entry into force of the present protocol or of an amendment to the present protocol designating a specific Sox emission control area, 3 b) ship entering a Sox emission control area 3. a) Are exempted from the requirements of 4 and 5 of this regulation and from the requirements of 5 of this regulation insofar as they relate to paragraph 4.a) of this regulation.
Regulation –15: Volatile organic compounds
  1. If the emissions of the volatile organic compounds (VOCs) from tankers are to be regulated in ports or terminals under the jurisdiction of a Party to the Protocol of 1997, they shall be regulated in accordance with the provisions of this regulation.
  2. A Party to the Protocol of 1997 which designates ports or terminals under its jurisdiction in which VOCs emissions are to be regulated shall submit a notification to the Organization. This notification shall include information on the size of the tankers to be controlled on cargoes requiring vapour emission control systems, and the effective date of such control. The notification shall be submitted at least six months before the effective date.
  3. This regulation shall only apply to gas carriers when the type of loading and containment systems allow safe retention of non-methane VOCs on board or their safe return ashore.
Regulation –16: Shipboard incineration
  1. Except as provide in paragraph (5) shipboard incineration shall be allowed only in a shipboard incinerator.
  2. Each incinerator installed on board a ship on or after 1 January 2000 shall meet the requirements contained in appendix IV to this Annex Each incinerator shall be approved by the Administration.
  3. Nothing in this regulation affects the prohibition in or other requirements of the Convention on the Prevention of Marine Pollution by Dumping of Waste and Other Matter, 1972 as amended and the 1996 Protocol thereto.
  4. Shipboard incineration of the following substances shall be prohibited :
a) Annex I,II and III cargo residues and related contained packing material;
b) Polychlorinated packing material;
c) Garbage containing more than traces of heavy metals; and
d) Refined petroleum products containing balogen compounds.
  1. Shipboard incineration of sewage sludge and sludge oil generated during the normal operation of a ship may also take place in the main or auxiliary power plant or boilers, but in those cases, shall not take place inside ports, harbors and estuaries.
  2. Shipboard incilcration of polyvinyl chlorides (PVCs) shall be prohibited except in shipboard incinerators for which IMO Type Approved Certificates have been issued.
  3. All ships with incinerators subject to this regulation shall process a manufacturer’s operating manual, which shall specify how to operate the incinerator within the limits described in paragraph (2) of Appendix IV to this Annex.
  4. Personnel responsible for operation of any incinerator shall be trained and capable of implementing the guidance provided in the manufacturer’s operating manual.
  5. Monitoring of combustion flue gas outlet temperature shall be required at all times and waste shall not feed into a continuous- feed incinerator when the temperature is below the minimum allowed temperature of 850.c for batch-loaded shipboard incinerators, the unit shall be so designed that the temperature in the combustion chamber shall reach 600.C within 5 minutes after start-up.
  6. Nothing in this regulation product the development Installation and operation of alternative design shipboard thermal waste treatment devices that meet or exceed the requirements of this regulation.
Regulation –17: Reception facilities
  1. The Government of each Party to the Protocol of 1997 undertakes to ensure the provision of facilities adequate to meet the:
a) Needs of ships using its ports, terminals or repair ports for the reception of ozone depleting substances and equipment containing such substances when removed from ships.
b) Needs of ships using its ports, terminals or repair ports for the reception of exhaust gas residues from an approved exhaust gas cleaning system when discharging into the marine environment of these residues is not permitted under regulation 14 of this Annex.
  1. Each Party to the Protocol of 1997 shall notify the Organization for transmission to the Members of the Organization of all cases where the facilities provided under this regulation are unavailable or alleged to be inadequate.
Regulation –18: Fuel oil quality
  1. Fuel oil for combustion purpose delivered to an used on board ships to which this Annex applies shall meet the following requirements:
(a) Except as provided in sub-paragraph (b):
i) The fuel oil shall be blends of hydrocarbons derived from petroleum refining this shall not preclude the incorporation of small amounts of additives intruded to improve some aspects of performances
ii) The fuel oil shall be free from inorganic acids;
iii) The fuel oil shall not include any added substance or chemical waste which either.
(1) Jeopardizes the safety of ships or adversely affects the performance of the incliners, or
(2) Is harmful to personnel, or
(3) Contributes overall to additional air pollution; and
(b) Fuel oil for combustion purpose delivered by methods other than petroleum refining shall not.
i) Exceed the sulphur content set forth in regulation 14 of this Annex.
ii) Cause an engine to exceed the NO, emission limits;
iii) Contain inorganic acids; and
(1) Jeopardizes the safety of ships or adversely affects the performance of the machinery, or
(2) Is harmful to personnel, or
(3) Contributes over ail to additional air pollution.
  1. This regulation does not apply to coal in its solid form circulars fucls.
  2. For each ship details of fuel oil for combustion purpose delivered to and used on board shall be recorded by incuse of a bunker delivery note, which shall contain at least the information specified in appendix V to this Annex.
  3. Bunker delivery note shall be kept on board the ship in such a place as to be readily available for inspection at all reasonable times. It shall be retained for a period of 3 years after the fuel oil has been delivered on board.
  4. a) The competent authority of the Government of a Party to the Protocol of 1997 may inspect the bunker delivery notes on board any ship to which this Annex applies while the ship is in port or offshore terminal, may take a copy of each delivery note, and may require the master or the person in charge of the ship to certify that each copy is a true copy of such bunker delivery note. The competent authority may also verify the contents of each note through consultations with the port where the note was issued.
c) The inspection of the bunker delivery notes and the taking of certified copies by the competent authority shall be performed as expeditiously as possible without ausing the ship to be unduly delayed.
  1. The bunker delivery note shall be accompanied by a representative sample of the fuel oil delivered, taking into account guidelines to be developed by the Organization. The sample is to be souled and signed by the supplier’s representative and the master or officer in charge of the bunker operation on completion of bunkering operations and retained under the ship’s control until the fuel oil is substantially consumed, but in any case for a period of not less that 12 months from the time of delivery.
  2. Parties to the Protocol of 1997 undertake to ensure that appropriate authorities designated by them.
a) Maintain a register of local suppliers of fuel oil;
b) Require local suppliers to provide the bunker delivery not and sample certified by the fuel oil supplier that the fuel oil meets the requirements of regulations 14 and 18 of this Annex.
c) Require local suppliers to retain a bunker delivery note for at least 3 years for inspection and verification by the port State as necessary.
d) Take action as appropriate against fuel oil suppliers that have been found to deliver fuel oil that does not comply with that stated on the bunker delivery note;
e) Inform the administration of any ship receiving fuel oil found to be non-compliant with the requirements 14 and 18 of this Annex ; and
f) Inform the Organization for transmission to Parties to the Protocol of 1997 of all cases where fuel oil suppliers have failed to meet the requirements.
  1. In connection with Port State inspections carried out by Parties to the Protocol of 1997, the Parties further under to:
a) Inform the Party or non Party under whose jurisdiction a bunker delivery note was issued of cases of delivery of non-compliant fuel oil, giving all relevant information and
b) Ensure that remedial action as appropriate is taken to bring non-compliant fuel oil discovered into compliance.
Regulation –19: requirements for platforms and drilling rigs
Clean air act of Singapore covers the aspects of the control of air pollution by CO, CO2 SOX AND NOX and implemented on 31ST December 2002 for all ships.
  • It is an offence to dark smoke, when the ship is within the waters to which the act applies.
  • No dark smoke shall be emitted for more than 4 minutes continuously and an aggregate of 10 minutes in any 2 hours period.
  • Dark smoke is taken as or equivalent to shade 2 or darker on the Regimen Chart.

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