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 “deobligation”

  • DFARS 243.171 Obligation or deobligation of funds.
    Follow the procedures at PGI 243.171 when obligating or deobligating funds.
  • FAR 4.804-1 Closeout by the office administering the contract.
    …ee 42.708) should be used, when appropriate, to reduce administrative costs and to enable deobligation of excess funds. (c) A contract file shall not be closed if— (1) The contract is in litigation or under appeal; or (2) In the case of …
  • FAR 42.302 Contract administration functions.
    …edules. (4) Negotiate or negotiate and execute supplemental agreements providing for the deobligation of unexpended dollar balances considered excess to known contract requirements. (5) Issue amended shipping instructions and, when necess…
  • FAR 49.105-2 Release of excess funds.
    …ion notice, recommend the release of excess funds to the contracting officer. The initial deobligation of excess funds should be accomplished in a timely manner by the contracting officer, or the TCO, if delegated the responsibility. The TC…

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.