Section 72.40-1 - Application(a) The provisions of this subpart, with the exception of § 72.40-90 , shall apply to all vessels contracted for on or after July 1, 1969. Vessels contracted for prior to July 1, 1969, shall meet the requirements of § 72.40-90 .CGFR 65-50, 30 FR 16903, Dec. 30, 1965, as amended by CGFR 69-72, 34 FR 17483, Oct. 29, 1969