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.

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4 sections with “DD Form 254”

  • FAR 53.204-1 Safeguarding classified information within industry (DD Form 254, DD Form 441).
    …ied information is required, as specified in subpart 4.4 and the clause at 52.204-2: (a) DD Form 254 (Department of Defense (DOD)), Contract Security Classification Specification. (See 4.403(c)(1).) (b) DD Form 441 (DOD), Security Agreeme…
  • FAR 4.402 General.
    … have industrial security services agreements with DoD, and DoD components, shall use the DD Form 254, Contract Security Classification Specification, to provide security classification guidance to U.S. contractors, and subcontractors as ap…
  • FAR 52.204-16 Commercial and Government Entity Code Reporting.
    …. (b) The Offeror shall provide its CAGE code with its offer with its name and location address or otherwise include it prominently in its proposal. The CAGE code must be for that name and location address. Insert the word “CAGE” before th…
  • FAR 4.403 Responsibilities of contracting officers.
    …t may require access to classified information, a requirement for security safeguards in addition to those provided in the clause (52.204-2, Security Requirements). (c) Award phase. Contracting officers shall inform contractors and subcont…

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.