49 C.F.R. § 176.320 Use of hand flashlights.
Title 49 - Transportation
Each hand flashlight used on deck near or in any hold or compartment containing a Class 3 (flammable) liquid, must be suitable for use in hazardous locations where fire or explosion hazards may exist.
Title 49: Transportation
PART 176—CARRIAGE BY VESSEL
Subpart I—Detailed Requirements for Class 3 (Flammable) and Combustible Liquid Materials
§ 176.320 Use of hand flashlights.