46 U.S.C. § 12112

1. (a)A coastwise endorsement may be issued for a vessel that—
   1. (1)satisfies the requirements of section 12103 of this title;
   2. (2)
      1. (A)was built in the United States; or
      2. (B)if not built in the United States—
         1. (i)was captured in war by citizens of the United States and lawfully condemned as prize;
         2. (ii)was adjudged to be forfeited for a breach of the laws of the United States; or
         3. (iii)qualifies as a wrecked vessel under section 12107 of this title; and
   3. (3)otherwise qualifies under the laws of the United States to engage in the coastwise trade.
2. (b)Subject to the laws of the United States regulating the coastwise trade, a vessel for which a coastwise endorsement is issued may engage in the coastwise trade.