4.1.1 The fire protection and extinction arrangements are to comply with the requirements of the SOLAS - International Convention for the Safety of Life at Sea , as amended, or as required by the National Authority.
4.1.2 When Clasifications Register (hereinafter referred to as 'LR') is authorised to act on behalf of the National Authority in giving effect to the fire safety measures on non-convention tankers or the application of SOLAS - International Convention for the Safety of Life at Sea for convention ships, LR will also apply the MSC/Circular.474 – Guidelines for Bow and Stern Loading and Unloading Arrangements on Oil Tankers – (Adopted on 9 May 1988), dated 19 June 1987.
4.1.3 Tankers of less than 500 gross tons will be specially considered.