For the purpose of determining—
(1) amounts of compensation for disability or death under chapter 81 of title 5, relating to compensation for work injuries;
(2) benefits under subchapter III of chapter 83 or chapter 84 of title 5, relating to retirement;
(3) amounts of insurance under chapter 87 of title 5, relating to life insurance;
(4) amounts of overtime pay or other premium pay;
(5) annual leave benefits; and
(6) any other benefits related to basic pay;
(Pub. L. 96–70, title I, § 1218, Sept. 27, 1979, 93 Stat. 466; Pub. L. 104–201, div. C, title XXXV, § 3534, Sept. 23, 1996, 110 Stat. 2863; Pub. L. 105–85, div. C, title XXXV, § 3523(c)(2), Nov. 18, 1997, 111 Stat. 2065.)