(a) The provisions of this subpart, with the exception of § 92.07-90, apply to all vessels of 4,000 gross tons or more contracted for on or after January 1, 1962. Such vessels contracted for prior to January 1, 1962, must meet the requirements of § 92.07-90(a).

(b) The provisions of this subpart, with the exception of § 92.07-90, apply to all industrial vessels of 300 gross tons or more but less than 4,000 gross tons, contracted for on or after July 1, 1968, which carry in excess of 12 industrial personnel. Such vessels contracted for prior to July 1, 1968, must meet the requirements of § 92.07-90(b).

(c) Vessels meeting the structural fire protection requirements of SOLAS, Chapter II-2, Regulations 5, 6, 8, 9, and 11 (incorporated by reference, see § 92.01-2), may be considered equivalent to the provisions of this subpart.