48 CFR · Federal Acquisition Regulation and Defense supplement

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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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6 sections with “deficient proposals”

  • FAR 15.404-2 Data to support proposal analysis.
    …e or make available any data or records necessary to analyze the offeror's proposal. (d) Deficient proposals. The ACO or the auditor, as appropriate, shall notify the contracting officer immediately if the data provided for review is so de…
  • FAR 17.106-3 Special procedures applicable to DoD, NASA, and the Coast Guard.
    …ent or agency to provide for termination of a prime contract, the performance of which is deficient with respect to cost, quality, or schedule. (c) Cancellation or termination for insufficient funding. In the event funds are not made avail…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    …owing information, if applicable: (1) The agency's evaluation of the significant weak or deficient factors in the debriefed offeror's offer. (2) The overall evaluated cost or price and technical rating of the successful and the debriefed …
  • FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.
    …owing information, if applicable: (i) The agency's evaluation of the significant weak or deficient factors in the debriefed offeror's offer. (ii) The overall evaluated cost or price and technical rating of the successful and the debriefed…
  • DFARS 242.7502 Policy.
    …ertified cost or pricing data, identifying the cost impact adjustment necessitated by the deficient accounting system; (iii) Provide for the contracting officer to adjust the contract price unilaterally if the contractor fails to submit th…
  • DFARS 244.305-70 Policy.
    …ertified cost or pricing data, identifying the cost impact adjustment necessitated by the deficient purchasing system; (iii) Provide for the contracting officer to adjust the contract price unilaterally if the contractor fails to submit th…

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.