46 C.F.R. § 97.37-50 Ventilation alarm failure.
Title 46 - Shipping
(a) The alarm required by §92.15–10(d)(4) of this subchapter, which indicates the loss of required ventilation in spaces specially suitable for vehicles, shall be marked with a conspicuous sign in at least (b) [Reserved] [CGFR 66–33, 31 FR 15286, Dec. 6, 1966]
Title 46: Shipping
PART 97—OPERATIONS
Subpart 97.37—Markings for Fire and Emergency Equipment, Etc.
§ 97.37-50 Ventilation alarm failure.

