This subsection does not apply to a vessel when it is engaged in the fisheries in the exclusive economic zone under the authority of the Western Pacific Fishery Management Council established under section 302(a)(1)(H) of the Magnuson-Stevens Fishery Conservation and Management Act (
16 U.S.C. 1852(a)(1)(H)) or to a purse seine vessel when it is engaged in tuna fishing in the Pacific Ocean outside the exclusive economic zone or pursuant to the South Pacific Regional Fisheries Treaty, provided that the owner of the vessel continues to comply with the eligibility requirements for a fishery endorsement under the Federal law that was in effect on
October 1, 1998. A fishery endorsement issued pursuant to this paragraph is valid for engaging only in the activities described in this paragraph.