(a)  Requirements.⁠—A coastwise endorsement may be issued for a vessel that⁠—

(1)  satisfies the requirements for a coastwise endorsement, except for the ownership requirement otherwise applicable without regard to this section;

(2)  is owned by a not-for-profit oil spill response cooperative or by members of such a cooperative that dedicate the vessel to use by the cooperative;

(3)  is at least 50 percent owned by individuals or entities described in section 12103(b) of this title; and

(4)  is to be used only for⁠—

(i)  deploying equipment, supplies, and personnel to recover, contain, or transport oil discharged into the navigable waters of the United States or the exclusive economic zone; or

(ii)  training exercises to prepare to respond to such a discharge.

(b)  Deemed Owned by Citizens.⁠—A vessel satisfying subsection (a) is deemed to be owned only by citizens of the United States under sections 12103, 12132, and 50501 of this title.