46 C.F.R. § 98.30-31 Conditions for pumping.
Title 46 - Shipping
No person may start pumping a product to or from a portable tank or if started, continue to pump if— (a) There is an electrical storm; (b) A fire occurs— (1) On the deck; (2) On the vessel; (3) In the vicinity; or (c) The cargo hose ruptures or leaks.
Title 46: Shipping
PART 98—SPECIAL CONSTRUCTION, ARRANGEMENT, AND OTHER PROVISIONS FOR CERTAIN DANGEROUS CARGOES IN BULK
Subpart 98.30—Portable Tanks
§ 98.30-31 Conditions for pumping.