Code of Federal Regulations Title 5. Administrative Personnel § 5.550.113 Computation of overtime pay

(a) For each employee whose rate of basic pay does not exceed the minimum rate for GS–10 (including any applicable special rate of pay for law enforcement officers or special pay adjustment for law enforcement officers under section 403 or 404 of the Federal Employees Pay Comparability Act of 1990 (Pub.L. 101–509), respectively;  a locality-based comparability payment under 5 U.S.C. 5304;  and any applicable special rate of pay under 5 U.S.C. 5305 or similar provision of law), the overtime hourly rate is 1 1/2 times his or her hourly rate of basic pay.

(b) For each employee whose rate of basic pay exceeds the minimum rate for GS–10 (as determined under paragraph (a) of this section), the overtime hourly rate is equal to the greater of—(i) one and one-half times the applicable minimum hourly rate of basic pay for GS–10 (as determined under paragraph (a) of this section);  or (ii) the employee's hourly rate of basic pay, except as provided in 5 U.S.C. 5542(a)(3) and (5).

(c) An employee is paid for overtime work performed on a Sunday or a holiday at the same rate as for overtime work performed on another day.

(d) An employee whose rate of basic pay is fixed on an annual or monthly basis and adjusted from time to time in accordance with prevailing rates by a wage board or similar administrative authority serving the same purpose is entitled to overtime pay in accordance with the provisions of section 5544 of title 5, United States Code. The rate of pay for each hour of overtime work of such an employee is computed as follows:

Rates are computed in full cents, counting a fraction of a cent as the next higher cent.