(1) Despite any other provision of this Act, a prescribed substance in Category C or D, being a substance that has been identified by the Organization as an oil-like substance under criteria developed by the Organization, may be carried on an oil tanker within the meaning of Part 2 if the following conditions are satisfied—
(a) the oil tanker complies with the provisions of Annex I of the Convention as applicable to product carriers within the meaning of that Annex; and
(b) the oil tanker carries an International Oil Pollution Prevention Certificate and its Supplement B, being a certificate that has an endorsement—
(i) that indicates that the ship is permitted to carry oil-like substances in conformity with Regulation 14 of Annex II of the Convention; and
(ii) that specifies the oil-like substances or substances that the tanker is permitted to carry; and
(c) the prescribed substance is the substance, or a substance, referred to in paragraph (b)(ii); and
(d) in the case of a substance in Category C—the tanker complies with the ship type 3 damage stability requirements of—
(i) in the case of a tanker constructed on or after 1 July 1986—the International Bulk Chemical Code; or
(ii) in the case of a tanker constructed before 1 July 1986—the Bulk Chemical Code applicable under Regulation 13 of Annex II of the Convention; and
(e) the oil content meter in the oil discharge monitoring and control system of the tanker has been approved by an authorised officer for use in monitoring the oil-like substances to be carried.
(2) Where, by virtue of subsection (1), a substance is carried on an oil tanker within the meaning of Part 2—
(a) section 8 applies in relation to the discharge of the substance as if the substance were oil within the meaning of Part 2; and
(b) section 18 does not apply in relation to the discharge of the substance.