46 C.F.R. § 95.10-1 Application.
Title 46 - Shipping
(a) The provisions of this subpart, with the exception of §95.10–90, shall apply to all fire main installations contracted for on or after May 26, 1965. Installations contracted for prior to May 26, 1965, shall meet the requirements of §95.10–90.
Title 46: Shipping
PART 95—FIRE PROTECTION EQUIPMENT
Subpart 95.10—Fire Main System, Details
§ 95.10-1 Application.

