5 C.F.R. § 890.1209 Responsibilities of the U.S. Department of State.
Title 5 - Administrative Personnel
(a) The U.S. Department of State functions as the “employing office” for individuals covered under this subpart. (b) The U.S. Department of State must determine the eligibility of individuals who qualify under Public Law 101–513 for coverage under this part. This determination includes the determination as to whether the individual is barred from coverage under chapter 89 of title 5 U.S. Code by reason of other health insurance coverage as provided in section 599C of Public Law 101–513. (c) The U.S. Department of State must determine whether eligible individuals are married or single for the purpose of coverage under a self only or a self and family enrollment as set forth in §890.1203(b). If the marital status of the individual cannot be determined, the U.S. Department of State must enroll the individual for self and family coverage.
Title 5: Administrative Personnel
PART 890—FEDERAL EMPLOYEES HEALTH BENEFITS PROGRAM
Subpart L—Benefits for United States Hostages in Iraq and Kuwait and United States Hostages Captured in Lebanon
§ 890.1209 Responsibilities of the U.S. Department of State.