5 C.F.R. § 838.121 OPM's responsibilities.
Title 5 - Administrative Personnel
OPM is responsible for authorizing payments in accordance with clear, specific and express provisions of court orders acceptable for processing.
Title 5: Administrative Personnel
PART 838—COURT ORDERS AFFECTING RETIREMENT BENEFITS
Subpart A—Court Orders Generally
Division of Responsibilities
§ 838.121 OPM's responsibilities.