§ 217a.
A passport shall be valid for a period of ten years from the date of issue, except that the Secretary of State may limit the validity of a passport to a period of less than ten years in an individual case or on a general basis pursuant to regulation.
([July 3, 1926, ch. 772, § 2], [44 Stat. 887]; [July 1, 1930, ch. 782], [46 Stat. 839]; [May 16, 1932, ch. 187], [47 Stat. 157]; [Pub. L. 86–267], Sept. 14, 1959, [73 Stat. 552]; [Pub. L. 90–428, § 1], July 26, 1968, [82 Stat. 446]; [Pub. L. 97–241, title I, § 116(b)(1)], Aug. 24, 1982, [96 Stat. 279].)