If a person to whom section 1448 of this title applies is determined to be mentally incompetent by medical officers of the armed force concerned or of the Department of Veterans Affairs, or by a court of competent jurisdiction, an election described in subsection (a)(2) or (b) of section 1448 of this title may be made on behalf of that person by the Secretary concerned.

If a person for whom the Secretary has made an election under subsection (a) is later determined to be mentally competent by an authority named in that subsection, that person may, within 180 days after that determination, revoke that election.

(1) Authority upon subsequent determination of mental competence.— If a person for whom the Secretary has made an election under subsection (a) is later determined to be mentally competent by an authority named in that subsection, that person may, within 180 days after that determination, revoke that election.

(2) Deductions from retired pay or CRSC not to be refunded.— Any deduction made from retired pay or combat-related special compensation by reason of such an election may not be refunded.

(Added Pub. L. 92–425, § 1(3), Sept. 21, 1972, 86 Stat. 708; amended Pub. L. 95–397, title II, § 207(a), Sept. 30, 1978, 92 Stat. 848; Pub. L. 101–189, div. A, title XIV, § 1407(a)(3), title XVI, § 1621(a)(1), Nov. 29, 1989, 103 Stat. 1588, 1602; Pub. L. 104–201, div. A, title VI, § 634, Sept. 23, 1996, 110 Stat. 2560; Pub. L. 114–328, div. A, title VI, § 643(c)(1), Dec. 23, 2016, 130 Stat. 2166.)