New vessel
New vessel means:
(1) A U.S. vessel in domestic trade that:
(i) Is constructed under a contract awarded after December 31, 1974;
(ii) In the absence of a building contract, has the keel laid or is at a similar stage of construction after June 30, 1975;
(iii) Is delivered after December 31, 1977; or
(iv) Has undergone a major conversion for which:
(A) The contract is awarded after December 31, 1974;
(B) In the absence of a contract, conversion is begun after June 30, 1975; or
(C) Conversion is completed after December 31, 1977; and
(2) A foreign vessel or a U.S. vessel in foreign trade that:
(i) Is constructed under a contract awarded after December 31, 1975;
(ii) In the absence of a building contract, has the keel laid or is at a similar stage of construction after June 30, 1976;
(iii) Is delivered after December 31, 1979; or
(iv) Has undergone a major conversion for which:
(A) The contract is awarded after December 31, 1975;
(B) In the absence of a contract, conversion is begun after June 30, 1976; or
(C) Conversion is completed after December 31, 1979.