CFR › Title 48 › Part 501Part 501 — General Services Administration Acquisition Regulation SystemSubpart 501.1 — Purpose, Authority, Issuance§ 501.101— Purpose.§ 501.103— Authority.§ 501.104— Applicability.§ 501.105-1— Publication and code arrangement.§ 501.105-2— Arrangement of regulations.§ 501.105-3— Copies.§ 501.106— OMB approval under the Paperwork Reduction Act.