Regularly scheduled overtime pay within an agent's regular tour of duty is treated as part of basic pay or basic salary only for the following purposes:

(a) 5 U.S.C. 5524a and 5 CFR part 550, subpart B, pertaining to advances in pay;

(b) 5 U.S.C. 5595(c) and 5 CFR part 550, subpart G, pertaining to severance pay;

(c) 5 U.S.C. 8114(e), pertaining to workers' compensation;

(d) 5 U.S.C. 8331(3) and 5 U.S.C. 8401(4) and related provisions that rely on the definition in those paragraphs, pertaining to retirement benefits;

(e) Subchapter III of chapter 84 of title 5, United States Code, pertaining to the Thrift Savings Plan;

(f) 5 U.S.C. 8704(c), pertaining to life insurance; and

(g) For any other purposes explicitly provided for by law or as the Office of

Personnel Management may prescribe by other regulation.