| (1) | Every oil tanker of 150 tons gross tonnage and above and every ship of 400 tons gross tonnage and above other than an oil tanker shall be provided with an Oil Record Book Part 1 (Machinery Space Operations). Every oil tanker of 150 tons gross. tonnage and above shall also be provided with an Oil Record Book Part II (Cargo/Ballast Operations). The Oil Record Book(s), whether as part of the ship's official log book or otherwise, 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 of the 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 referred to under (i) of the subparagraph; |
| (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):
| (ii) | internal transfer of oil cargo during voyage; |
| (iii) | unloading of oil cargo; |
| (iv) | ballasting of cargo tanks and dedicated clean ballast tanks; |
| (v) | cleaning of cargo tanks including crude oil washing; |
| (vi) | discharge of ballast except from segregated ballast tanks; |
| (vii) | discharge of water from 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 from cargo and stripping lines after slop tank discharge operations; |
| (3) | In the event of such discharge of oil or oily mixture as is referred to in Regulation 11 of this Annex or in the event of accidental or other exceptional discharge of oil not excepted by that Regulation, a statement shall be made in the Oil Record Book of the circumstances of, and the reasons for, the discharge. |
| (4) | Each operation described in paragraph (2) of this Regulation shall be fully recorded without delay in the Oil Record Book so that all the 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 an official national language of the state whose flag the ship is entitled to fly shall prevail in case of a dispute or discrepancy. |
| (5) | 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 unmanned ships under tow, shall be kept on board the ship. It shall be preserved for a period of three years after the last entry has been made. |
| (6) | The competent authority of the Government of a Party to the Convention may inspect the Oil Record Book on board any ship to which this Annex applies while the ship is in its port or offshore terminals and may make a copy of any entry in that book and may require the Master of the ship to certify that the copy is a true copy of such entry. Any copy so made which has been certified by the Master of the ship as a true copy of an entry in the ship's Oil Record Book shall be made admissible in any judicial proceedings as evidence of the facts stated in the entry. The inspection of an Oil Record Book and the taking of a certified copy by the competent authority under this paragraph shall be performed as expeditiously as possible without causing the ship to be unduly delayed. |
| (7) | For oil tankers of less than 150 tons gross tonnage operating in accordance with Regulation 15(4) of this Annex an appropriate Oil Record Book should be developed by the Administration. |
