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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18 sections with “defective items and services”

  • FAR 15.407-1 Defective certified cost or pricing data.
    … immediately bring the matter to the attention of the prospective contractor, whether the defective data increase or decrease the contract price. The contracting officer shall consider any new data submitted to correct the deficiency, or co…
  • FAR 46.706 Warranty terms and conditions.
    …uitable adjustment of the contract, or (B) direct the contractor to repair or replace the defective items at the contractor's expense. (ii) If it is not practical to direct the contractor to make the repair or replacement, or, because of t…
  • FAR 15.408 Solicitation provisions and contract clauses.
    …rnate II, if a cost-plus-incentive-fee contract is contemplated. (b) Price Reduction for Defective Certified Cost or Pricing Data. The contracting officer shall, when contracting by negotiation, insert the clause at 52.215-10, Price Reduct…
  • FAR 52.212-4 Contract Terms and Conditions—Commercial Products and Commercial Services.
    …ment is to be sent; (viii) Name, title, and phone number of person to notify in event of defective invoice; and (ix) Taxpayer Identification Number (TIN). The Contractor shall include its TIN on the invoice only if required elsewhere in t…
  • FAR 32.905 Payment documentation and process.
    …cticable), title, phone number, and mailing address of person to notify in the event of a defective invoice. (viii) Taxpayer Identification Number (TIN). The contractor must include its TIN on the invoice only if required by agency procedu…
  • DFARS 252.232-7011 Payments in Support of Emergencies and Contingency Operations.
    …cticable), title, phone number, and mailing address of person to notify in the event of a defective invoice. (viii) Taxpayer Identification Number (when required). The taxpayer identification number is required for all payees subject to th…
  • FAR 46.702 General.
    … are (1) to delineate the rights and obligations of the contractor and the Government for defective items and services and (2) to foster quality performance. (b) Generally, a warranty should provide— (1) A contractual right for the correc…
  • FAR 31.205-26 Material costs.
    …computing material costs, the contractor shall consider reasonable overruns, spoilage, or defective work (unless otherwise provided in any contract provision relating to inspecting and correcting defective work). (b) The contractor shall— …
  • FAR 52.246-17 Warranty of Supplies of a Noncomplex Nature.
    …y the Contracting Officer under paragraph (c)(2) of this clause to correct or replace the defective or nonconforming supplies. In the event it is later determined that the supplies were not defective or nonconforming within the terms and co…
  • FAR 52.246-18 Warranty of Supplies of a Complex Nature.
    …ptance) or at the Contractor's plant, to repair or replace, at the Contractor's election, defective or nonconforming supplies; or (ii) Require the Contractor to furnish at the Contractor's plant the materials or parts and installation inst…
  • FAR 46.404 Government contract quality assurance for acquisitions at or below the simplified acquisition threshold.
    …services, the amount of possible losses, and the likelihood of uncontested replacement of defective work (see 46.202-2). (b) When the conditions in 46.202-2(b) apply, the following policies shall govern: (1) Unless a special situation exi…
  • FAR 46.803 Policy.
    …lief shall not limit the Government's rights arising under the contract to— (1) Have any defective item or its components corrected, repaired, or replaced when the defect or deficiency is discovered before the loss of or damage to a high-v…
  • FAR 49.603-1 Fixed-price contracts—complete termination.
    … any, of the parties under those clauses of the contract relating to price reductions for defective certified cost or pricing data. (End of agreement)
  • FAR 49.603-2 Fixed-price contracts—partial termination.
    … any, of the parties under those clauses of the contract relating to price reductions for defective certified cost or pricing data. (End of agreement)
  • FAR 49.603-3 Cost-reimbursement contracts—complete termination, if settlement includes cost.
    … any, of the parties under those clauses of the contract relating to price reductions for defective certified cost or pricing data. (End of agreement)
  • FAR 52.232-25 Prompt payment.
    …cticable), title, phone number, and mailing address of person to notify in the event of a defective invoice. (viii) Taxpayer Identification Number (TIN). The Contractor shall include its TIN on the invoice only if required elsewhere in thi…
  • FAR 52.232-26 Prompt Payment for Fixed-Price Architect-Engineer Contracts.
    …cticable), title, phone number, and mailing address of person to notify in the event of a defective invoice. (viii) Taxpayer Identification Number (TIN). The Contractor shall include its TIN on the invoice only if required elsewhere in thi…
  • FAR 52.232-27 Prompt Payment for Construction Contracts.
    …cticable), title, phone number, and mailing address of person to notify in the event of a defective invoice. (viii) For payments described in paragraph (a)(1)(i) of this clause, substantiation of the amounts requested and certification in …

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.