22 U.S.C. § 4086
Entitlement to vote in a State in a Federal election; preconditions; applicability
(a)
Except as provided in subsection (b) and in such manner as shall be otherwise authorized by a State or other jurisdiction within the territory of the United States, a member of the Service residing outside the United States shall, in addition to any entitlement to vote in a State in a Federal election under section 3 of the Overseas Citizens Voting Rights Act ( 42 U.S.C. 1973dd–1 ), be entitled to vote in a Federal election in the State in which such member was last domiciled immediately before entering the Service if such member—
(1)
makes an election of that State;
(2)
notifies that State of such election and notifies any other States in which he or she is entitled to vote of such election; and
(3)
otherwise meets the requirements of such Act [ 42 U.S.C. 1973dd et seq.].
(b)
The provisions of subsection (a) shall apply only to an individual who becomes a member of the Service on or after November 22, 1983 , and shall not apply to an individual who registers to vote in a State in which he is entitled to vote under section 3 of Overseas Citizens Voting Rights Act [ 42 U.S.C. 1973dd–1 ].
( Pub. L. 96–465, title I, § 906 , as added Pub. L. 98–164, title I, § 129(a) , Nov. 22, 1983 , 97 Stat. 1027 .)