(a)
For purposes of this subchapter, separation from Government employment includes a transfer from a position that is subject to one of the retirement systems described in subsection (b) to a position that is not subject to any of them.
A prior section 8431, added Pub. L. 99–335, title I, § 101(a), June 6, 1986, 100 Stat. 541; amended Pub. L. 101–509, title V, § 529 [title I, § 101(b)(6)(B)], Nov. 5, 1990, 104 Stat. 1427, 1440, provided a definition of “basic pay” for this subchapter, prior to repeal by Pub. L. 104–208, div. A, title I, § 101(f) [title VI, § 659 [title II, §§ 206(a)(2), 207]], Sept. 30, 1996, 110 Stat. 3009–314, 3009–372, 3009–378, effective Sept. 30, 1996.
Pub. L. 106–168, title II, § 203(c), Dec. 12, 1999, 113 Stat. 1820, provided that: