5 C.F.R. § 293.305 Type of folder to be used.
Title 5 - Administrative Personnel
Each agency shall use only OPFs from Office of Federal Supply and Services stock (Standard Form 66) for the folders required by this part.
Title 5: Administrative Personnel
PART 293—PERSONNEL RECORDS
Subpart C—Official Personnel Folder
§ 293.305 Type of folder to be used.