3.—(1) The Department shall approve for the purposes of these Regulations the following documents published by the Health and Safety Commission, (hereinafter referred to as “the approved documents”), entitled—
(a)“Approved Carriage List”, which contains the information specified in regulation 4(1)(a) of the CDGCPL Regulations;
(b)“Approved Tank Requirements”, which contains—
(i)the requirements for the design and construction of tanks for the carriage of dangerous goods, other than explosives and radioactive material,
(ii)the requirements for the filling of such tanks,
(iii)the requirements for the examination, testing and certification of such tanks, and
(iv)explanatory notes and other material requisite for the use of the document.
(2) The Department may approve a revision of either of the approved documents referred to in paragraph (1) and, when it does so, the Department shall within 3 months of the date of that approval publish in such manner as it considers appropriate a notice specifying the revision, the date on which it was approved and the date on which it takes effect, which last-mentioned date shall be not less than 6 months after the date of the approval of the revision.