5 C.F.R. § 930.112 Identification card or document in possession.
Title 5 - Administrative Personnel
The operator or incidental operator will have a valid agency identification card or document (e.g., building pass or credential) in his or her possession at all times while driving a Government-owned or -leased motor vehicle.
Title 5: Administrative Personnel
PART 930—PROGRAMS FOR SPECIFIC POSITIONS AND EXAMINATIONS (MISCELLANEOUS)
Subpart A—Motor Vehicle Operators
§ 930.112 Identification card or document in possession.
