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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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220 sections with “contract specification”: the first 40

  • DFARS 252.236-7001 Contract drawings and specifications.
    As prescribed in 236.570(a), use the following clause: Contract Drawings and Specifications (AUG 2000) (a) The Government will provide to the Contractor, without charge, one set of contract drawings and specifications, except publications…
  • FAR 8.607 Performance as a subcontractor.
    Agencies shall not require a contractor, or subcontractor at any tier, to use FPI as a subcontractor for performance of a contract by any means, including means such as— (a) A solicitation provision requiring a potential contractor to offe…
  • FAR 52.247-30 F.o.b. Origin, Contractor's Facility.
    As prescribed in 47.303-2(c), insert the following clause in solicitations and contracts when the delivery term is f.o.b. origin, contractor's facility: F.o.b. Origin, Contractor's Facility (FEB 2006) (a) The term f.o.b. origin, contracto…
  • FAR 4.403 Responsibilities of contracting officers.
    (a) Presolicitation phase. Contracting officers shall review all proposed solicitations to determine whether access to classified information may be required by offerors, or by a contractor during contract performance. (1) If access to cla…
  • FAR 8.712 Specification changes.
    (a) The contracting activity shall notify the AbilityOne participating nonprofit agency and appropriate central nonprofit agency of any change in specifications or descriptions. In the absence of such written notification, the AbilityOnepar…
  • FAR 9.505-2 Preparing specifications or work statements.
    (a)(1) If a contractor prepares and furnishes complete specifications covering nondevelopmental items, to be used in a competitive acquisition, that contractor shall not be allowed to furnish these items, either as a prime contractor or as …
  • FAR 9.507-2 Contract clause.
    (a) If, as a condition of award, the contractor's eligibility for future prime contract or subcontract awards will be restricted or the contractor must agree to some other restraint, the solicitation shall contain a proposed clause that spe…
  • FAR 11.201 Identification and availability of specifications.
    …identification references, such as “the issue in effect on the date of the solicitation.” Contracting offices will not normally furnish these cited documents with the solicitation, except when— (1) The requirements document must be furnish…
  • FAR 16.504 Indefinite-quantity contracts.
    (a) Description. An indefinite-quantity contract provides for an indefinite quantity, within stated limits, of supplies or services during a fixed period. The Government places orders for individual requirements. Quantity limits may be stat…
  • FAR 19.705-7 Compliance with the subcontracting plan.
    …all business, small disadvantaged business, and women-owned small business concerns as subcontractors in Government contracts is a matter of national interest with both social and economic benefits. When a contractor fails to make a good fa…
  • FAR 35.006 Contracting methods and contract type.
    … not available, thus making negotiation necessary. However, the use of negotiation in R&D contracting does not change the obligation to comply with part 6. (b) Selecting the appropriate contract type is the responsibility of the contractin…
  • FAR 36.214 Special procedures for price negotiation in construction contracting.
    …the policies and procedures in part 15 when negotiating prices for construction. (b) The contracting officer shall evaluate proposals and associated certified cost or pricing data and data other than certified cost or pricing data and shal…
  • FAR 36.521 Specifications and drawings for construction.
    The contracting officer shall insert the clause at 52.236-21, Specifications and Drawings for Construction, in solicitations and contracts when a fixed-price construction contract or a fixed-price dismantling, demolition, or removal of impr…
  • FAR 36.601-3 Applicable contracting procedures.
    (a)(1) For facility design contracts, the statement of work shall require that the architect-engineer specify, in the construction design specifications, use of the maximum practicable amount of recovered materials consistent with the perfo…
  • FAR 42.302 Contract administration functions.
    (a) The contracting officer normally delegates the following contract administration functions to a CAO. The contracting officer may retain any of these functions, except those in paragraphs (a)(5), (a)(9), (a)(11), and (a)(12) of this sect…
  • FAR 46.103 Contracting office responsibilities.
    Contracting offices are responsible for— (a) Receiving from the activity responsible for technical requirements any specifications for inspection, testing, and other contract quality requirements essential to ensure the integrity of the su…
  • FAR 46.104 Contract administration office responsibilities.
    When a contract is assigned for administration to the contract administration office cognizant of the contractor's plant, that office, unless specified otherwise, shall— (a) Develop and apply efficient procedures for performing Government …
  • FAR 46.105 Contractor responsibilities.
    (a) The contractor is responsible for carrying out its obligations under the contract by— (1) Controlling the quality of supplies or services; (2) Tendering to the Government for acceptance only those supplies or services that conform to …
  • FAR 46.203 Criteria for use of contract quality requirements.
    The extent of contract quality requirements, including contractor inspection, required under a contract shall usually be based upon the classification of the contract item (supply or service) as determined by its technical description, its …
  • FAR 46.710 Contract clauses.
    The clauses and alternates prescribed in this section may be used in solicitations and contracts in which inclusion of a warranty is appropriate (see 46.709 for warranties for commercial products and commercial services). However, because o…
  • FAR 48.201 Clauses for supply or service contracts.
    (a) General. The contracting officer shall insert a value engineering clause in solicitations and contracts when the contract amount is expected to exceed the simplified acquisition threshold, except as specified in subparagraphs (1) throug…
  • FAR 49.405 Completion by another contractor.
    If the surety does not arrange for completion of the contract, the contracting officer normally will arrange for completion of the work by awarding a new contract based on the same plans and specifications. The new contract may be the resul…
  • FAR 52.209-3 First Article Approval—Contractor Testing.
    …s prescribed in 9.308-1 (a) and (b), insert the following clause: First Article Approval—Contractor Testing (SEP 1989) [Contracting Officer shall insert details] (a) The Contractor shall test __ unit(s) of Lot/Item __ as specified in thi…
  • FAR 52.212-4 Contract Terms and Conditions—Commercial Products and Commercial Services.
    As prescribed in 12.301(b)(3), insert the following clause: Contract Terms and Conditions—Commercial Products and Commercial Services (NOV 2023) (a) Inspection/Acceptance. The Contractor shall only tender for acceptance those items that c…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    As prescribed in 19.708(b), insert the following clause: Small Business Subcontracting Plan (JAN 2025) (a) This clause does not apply to small business concerns. (b) Definitions. As used in this clause— Alaska Native Corporation (ANC) m…
  • FAR 52.219-11 Special 8(a) Contract Conditions.
    As prescribed in 19.811-3(a), insert the following clause: Special 8(a) Contract Conditions (JAN 2017) The Small Business Administration (SBA) agrees to the following: (a) To furnish the supplies or services set forth in this contract ac…
  • FAR 52.227-11 Patent Rights—Ownership by the Contractor.
    … prescribed in 27.303(b)(1), insert the following clause: Patent Rights—Ownership by the Contractor (MAY 2014) (a) As used in this clause— Invention means any invention or discovery that is or may be patentable or otherwise protectable u…
  • FAR 52.232-5 Payments Under Fixed-Price Construction Contracts.
    …ed in 32.111(a)(5), insert the following clause: Payments Under Fixed-Price Construction Contracts (MAY 2014) (a) Payment of price. The Government shall pay the Contractor the contract price as provided in this contract. (b) Progress pay…
  • FAR 52.236-21 Specifications and Drawings for Construction.
    …t the following clause: Specifications and Drawings for Construction (FEB 1997) (a) The Contractor shall keep on the work site a copy of the drawings and specifications and shall at all times give the Contracting Officer access thereto. A…
  • FAR 52.236-23 Responsibility of the Architect-Engineer Contractor.
    …ed in 36.609-2(b), insert the following clause: Responsibility of the Architect-Engineer Contractor (APR 1984) (a) The Contractor shall be responsible for the professional quality, technical accuracy, and the coordination of all designs, …
  • FAR 52.241-5 Contractor's Facilities.
    As prescribed in 41.501(c)(4), insert a clause substantially the same as the following: Contractor's Facilities (FEB 1995) (a) The Contractor, at its expense, unless otherwise provided for in this contract, shall furnish, install, operate…
  • FAR 52.246-1 Contractor Inspection Requirements.
    As prescribed in 46.301, insert the following clause: Contractor Inspection Requirements (APR 1984) The Contractor is responsible for performing or having performed all inspections and tests necessary to substantiate that the supplies or …
  • FAR 52.246-19 Warranty of Systems and Equipment under Performance Specifications or Design Criteria.
    As prescribed in 46.710(c)(1), the contracting officer may insert a clause substantially as follows: Warranty of Systems and Equipment Under Performance Specifications or Design Criteria (MAY 2001) (a) Definitions. As used in this clause—…
  • FAR 52.247-27 Contract Not Affected by Oral Agreement.
    As prescribed in 47.207-8(b), insert the following clause in solicitations and contracts for transportation or for transportation-related services: Contract Not Affected by Oral Agreement (APR 1984) No oral statement of any person shall m…
  • DFARS 204.7106 Contract modifications.
    (a) If new items are added, assign new contract line or subline item numbers or exhibit line item numbers, in accordance with the procedures established at 204.7103, 204.7104, and 204.7105. (b) Modifications to existing contract line items…
  • DFARS 216.405-2 Cost-plus-award-fee contracts.
    …-fee pool is the total available award fee for each evaluation period for the life of the contract. The contracting officer shall perform an analysis of appropriate fee distribution to ensure at least 40 percent of the award fee is availabl…
  • DFARS 252.204-7009 Limitations on the Use or Disclosure of Third-Party Contractor Reported Cyber Incident Information.
    …4.7304(b), use the following clause: Limitations on the Use or Disclosure of Third-Party Contractor Reported Cyber Incident Information (JAN 2023) (a) Definitions. As used in this clause— Compromise means disclosure of information to una…
  • DFARS 252.227-7038 Patent Rights—Ownership by the Contractor (Large Business).
    As prescribed in 227.303(2), use the following clause: Patent Rights—Ownership by the Contractor (Large Business) (JUN 2012) (a) Definitions. As used in this clause—Invention means— (1) Any invention or discovery that is or may be patent…
  • DFARS 252.246-7007 Contractor Counterfeit Electronic Part Detection and Avoidance System.
    As prescribed in 246.870-3(a), use the following clause: Contractor Counterfeit Electronic Part Detection and Avoidance System (JAN 2023) The following paragraphs (a) through (e) of this clause do not apply unless the Contractor is subjec…
  • FAR 14.202-5 Descriptive literature.
    (a) Policy. Contracting officers must not require bidders to furnish descriptive literature unless it is needed before award to determine whether the products offered meet the specification and to establish exactly what the bidder proposes …

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.