46 C.F.R. § 31.35-5 Communications; alarm systems, telephone and voice tube systems, engine telegraph systems, etc.—TB/ALL.
Title 46 - Shipping
All tank vessels are subject to the regulations contained in subchapter J (Electrical Engineering) of this chapter except as such regulations are modified by the regulations in this subchapter for tank vessels.
Title 46: Shipping
PART 31—INSPECTION AND CERTIFICATION
Subpart 31.35—Electrical Engineering
§ 31.35-5 Communications; alarm systems, telephone and voice tube systems, engine telegraph systems, etc.—TB/ALL.
