46 C.F.R. § 196.37-10 Fire extinguishing system branch lines.
Title 46 - Shipping
(a) The branch line valves of all fire extinguishing systems shall be plainly and permanently marked indicating the spaces served.
Title 46: Shipping
PART 196—OPERATIONS
Subpart 196.37—Markings for Fire and Emergency Equipment, etc.
§ 196.37-10 Fire extinguishing system branch lines.

