5 CFR 630.403 : Administrative Personnel (§ 1.1 To Parts 10003-10049) — (§ 1.1 To Parts 631-699) — Office Of Personnel Management (§ 1.1 To Parts 631-699) — Civil Service Regulations (§ 110.101 To Parts 631-699) — Absence And Leave (§ 630.101 To § 630.1309) — Sick Leave (§ 630.401 To § 630.408) — Substitution of sick leave for unpaid family and medical leave to care for a covered servicemember.

The amount of accumulated and accrued sick leave an employee may substitute for unpaid family and medical leave under 5 U.S.C. 6382(a)(3) for leave to care for a covered servicemember may not exceed a total of 26 administrative workweeks in a single 12-month period (or, for a part-time employee or an employee with an uncommon tour of duty, an amount of sick leave equal to 26 times the average number of hours in his or her scheduled tour of duty each week).