Any officer or employee of the Lighthouse Service who, on June 30, 1939, meets the requirements (except those relating to age and period of service) of section 763 of this title, as amended or supplemented, and who shall (1) reach the age of sixty-four years prior to July 1, 1940, or (2) be the occupant of an office or position abolished prior to July 1, 1940, may in the discretion of the head of his executive department be retired with annual compensation as provided in said section: Provided, however, That no such officer or employee shall be retired hereunder unless he shall have been in the service of the Government not less than thirty years at the time of retirement. Any officer or employee to whom this section applies who is not retired hereunder prior to reaching the age of sixty-five years shall, upon reaching such age, become eligible for retirement in accordance with the provisions of said section 763 of this title, and may not be retired under the provisions of this section. Nothing contained in this section shall be construed to affect the application of said section to any officer or employee of the Lighthouse Service to whom this section does not apply.
33 U.S. Code § 763a–1. Retirement, exceptions for age and period of service
Bureau of Lighthouses, of which Lighthouse Service was a part, transferred and consolidated with Coast Guard by Reorg. Plan No. II of 1939, § 2(a), eff. July 1, 1939, 4 F.R. 2731, 53 Stat. 1432, set out in the Appendix to Title 5, Government Organization and Employees.
For transfer of functions of other officers, employees, and agencies of Department of the Treasury, with certain exceptions, to Secretary of the Treasury with power to delegate, see Reorg. Plan No. 26 of 1950, §§ 1, 2, eff. July 31, 1950, 15 F.R. 4935, 64 Stat. 1280, 1281, set out in the Appendix to Title 5. Functions of Coast Guard, and Commandant of Coast Guard, were excepted from transfer when Coast Guard is operating as part of Navy under former sections 1 and 3 (now 101 and 103) of Title 14, Coast Guard.
Coast Guard transferred to Department of Transportation, and all functions, powers, and duties relating to Coast Guard of Secretary of the Treasury and of other officers and offices of Department of the Treasury transferred to Secretary of Transportation by Pub. L. 89–670, § 6(b)(1), Oct. 15, 1966, 80 Stat. 938. Section 6(b)(2) of Pub. L. 89–670, however, provided that notwithstanding such transfer of functions, Coast Guard shall operate as part of Navy in time of war or when President directs as provided in former section 3 (now 103) of Title 14. See section 108 of Title 49, Transportation.
For transfer of authorities, functions, personnel, and assets of the Coast Guard, including the authorities and functions of the Secretary of Transportation relating thereto, to the Department of Homeland Security, and for treatment of related references, see sections 468(b), 551(d), 552(d), and 557 of Title 6, Domestic Security, and the Department of Homeland Security Reorganization Plan of November 25, 2002, as modified, set out as a note under section 542 of Title 6.