46 C.F.R. § 105.20-15 Grounding.
Title 46 - Shipping
(a) All tanks and associated lines shall be electrically grounded to the vessel's common ground. (b) A grounded type hose and nozzle shall be used for dispensing fuels.
Title 46: Shipping
PART 105—COMMERCIAL FISHING VESSELS DISPENSING PETROLEUM PRODUCTS
Subpart 105.20—Specific Requirements—Cargo Tanks
§ 105.20-15 Grounding.