48 CFR · Federal Acquisition Regulation and Defense supplement

FAR and DFARS navigator

The codified text (eCFR, as of 2026-10-02). Under the Revolutionary FAR Overhaul ↗, agencies follow class deviations with new text for many parts while the formal rules go through the Federal Register: check the solicitation and your contract's clauses, which rule.

Ask the FAR

Try: · · ·

Clear

7 sections with “OMB implementation guidance”

  • FAR 2.101 Definitions.
    …isition. Activity Address Code (AAC) means a distinct six-position code consisting of a combination of alpha and/or numeric characters assigned to identify specific agency offices, units, activities, or organizations by the General Service…
  • FAR 4.1301 Policy.
    (a) Agencies must follow FIPS PUB Number 201 and the associated OMB implementation guidance for personal identity verification for all affected contractor and subcontractor personnel when contract performance requires contractors to have ro…
  • FAR 7.503 Policy.
    … military forces, especially the leadership of military personnel who are members of the combat, combat support, or combat service support role. (4) The conduct of foreign relations and the determination of foreign policy. (5) The determi…
  • FAR 4.2202 Prohibition.
    …ernment Devices Act, and its implementing guidance under Office of Management and Budget (OMB) Memorandum M-23-13, dated February 27, 2023, “No TikTok on Government Devices” Implementation Guidance, collectively prohibit the presence or use…
  • FAR 52.204-27 Prohibition on a ByteDance Covered Application.
    …ernment Devices Act, and its implementing guidance under Office of Management and Budget (OMB) Memorandum M-23-13, dated February 27, 2023, “No TikTok on Government Devices” Implementation Guidance, collectively prohibit the presence or use…
  • DFARS 242.302 Contract administration functions.
    …ontract, task order, or delivery order the requirements of the applicable version of the combined regulation/instruction entitled “Contractor's Flight and Ground Operations” (Air Force Instruction 10-220, Army Regulation 95-20, Naval Air Sy…
  • FAR 4.1300 Scope of subpart.
    …fication of Federal Employees and Contractors”; and (b) Office of Management and Budget (OMB) Guidance M-05-24, dated August 5, 2005, “Implementation of Homeland Security Presidential Directive (HSPD) 12—Policy for a Common Identification …

FAR (chapter 1)

DFARS (chapter 2, Defense)

Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.