46 C.F.R. § 28.830 Fire detection system.
Title 46 - Shipping
(a) Each accommodation space must be equipped with an independent modular smoke detector or a smoke actuated fire detecting unit installed in accordance with §76.33 of this chapter. (b) An independent modular smoke detector must meet UL 217 and be listed as a “Single Station Smoke Detector—Also Suitable for Use in Recreational Vehicles”.
Title 46: Shipping
PART 28—REQUIREMENTS FOR COMMERCIAL FISHING INDUSTRY VESSELS
Subpart G—Aleutian Trade Act Vessels
§ 28.830 Fire detection system.

