46 U.S.C. § 55115
Supplies on fish processing vessels
Section 55102 of this title does not apply to supplies aboard a United States documented fish processing vessel that are necessary and used for processing or assembling fishery products aboard such a vessel.
( Pub. L. 109–304, § 8(c) , Oct. 6, 2006 , 120 Stat. 1640 .)