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 “Cost Accounting Standards Board (CASB)”

  • FAR 52.230-1 Cost Accounting Standards Notices and Certification.
    As prescribed in 30.201-3(a), insert the following provision: Cost Accounting Standards Notices and Certification (JUN 2020) This notice does not apply to small businesses or foreign governments. This notice is in three parts, identified …
  • FAR 30.102 Cost Accounting Standards Board publication.
    Copies of the CASB Standards and Regulations are printed in title 48 of the Code of Federal Regulations, chapter 99, and may be obtained by writing the Superintendent of Documents, U.S. Government Publishing Office, Washington, DC 20402, or…
  • FAR 1.402 Policy.
    … instructions concerning deviations pertaining to the subject matter of part 31, Contract Cost Principles and Procedures. Deviations are not authorized with respect to 30.201-3 and 30.201-4, or the requirements of the Cost Accounting Standa…
  • FAR 30.000 Scope of part.
    This part describes policies and procedures for applying the Cost Accounting Standards Board (CASB) rules and regulations (48 CFR chapter 99) to negotiated contracts and subcontracts. This part does not apply to sealed bid contracts or to a…

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.