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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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1,803 sections with “Clause”: the first 40

  • FAR 4.404 Contract clause.
    (a) The contracting officer shall insert the clause at 52.204-2, Security Requirements, in solicitations and contracts when the contract may require access to classified information, unless the conditions specified in paragraph (d) of this …
  • FAR 8.1104 Contract clauses.
    Insert the following clauses in solicitations and contracts for leasing of motor vehicles, unless the motor vehicles are leased in foreign countries: (a) The clause at 52.208-4, Vehicle Lease Payments. (b) The clause at 52.208-5, Conditio…
  • FAR 11.404 Contract clauses.
    (a) Supplies or services. (1) The contracting officer may use a time of delivery clause to set forth a required delivery schedule and to allow an offeror to propose an alternative delivery schedule. The clauses and their alternates may be u…
  • FAR 11.503 Contract clauses.
    (a) Use the clause at 52.211-11, Liquidated Damages—Supplies, Services, or Research and Development, in fixed-price solicitations and contracts for supplies, services, or research and development when the contracting officer determines that…
  • FAR 12.301 Solicitation provisions and contract clauses for the acquisition of commercial products and commercial services.
    …ducts or commercial services shall, to the maximum extent practicable, include only those clauses— (1) Required to implement provisions of law or executive orders applicable to the acquisition of commercial products or commercial services;…
  • FAR 13.302-5 Clauses.
    …urchase order (and each purchase order modification (see 13.302-3)) shall incorporate all clauses prescribed for the particular acquisition. (b) The contracting officer shall insert the clause at 52.213-2, Invoices, in purchase orders that…
  • FAR 14.201-7 Contract clauses.
    (a) When contracting by sealed bidding, the contracting officer shall insert the clause at 52.214-26, Audit and Records-Sealed Bidding, in solicitations and contracts as follows: (1) Use the basic clause if— (i) The acquisition will not u…
  • FAR 15.209 Solicitation provisions and contract clauses.
    …d be willing to accept alternate proposals, the contracting officer shall alter the basic clause to add a paragraph (c)(9) substantially the same as Alternate II. (b)(1) Except as provided in paragraph (b)(2) of this section, the contracti…
  • FAR 15.408 Solicitation provisions and contract clauses.
    (a) Changes or Additions to Make-or-Buy Program. The contracting officer shall insert the clause at 52.215-9, Changes or Additions to Make-or-Buy Program, in solicitations and contracts when it is contemplated that a make-or- buy program wi…
  • FAR 16.203-4 Contract clauses.
    … supplies. (1) The contracting officer shall, when contracting by negotiation, insert the clause at 52.216-2, Economic Price Adjustment—Standard Supplies, or an agency-prescribed clause as authorized in subparagraph (2) below, in solicitati…
  • FAR 16.307 Contract clauses.
    (a)(1) The contracting officer shall insert the clause at 52.216-7, Allowable Cost and Payment, in solicitations and contracts when a cost-reimbursement contract or a time-and-materials contract (other than a contract for a commercial produ…
  • FAR 16.406 Contract clauses.
    (a) Insert the clause at 52.216-16, Incentive Price Revision—Firm Target, in solicitations and contracts when a fixed-price incentive (firm target) contract is contemplated. If the contract calls for supplies or services to be ordered under…
  • FAR 16.506 Solicitation provisions and contract clauses.
    (a) Insert the clause at 52.216-18, Ordering, in solicitations and contracts when a definite-quantity contract, a requirements contract, or an indefinite-quantity contract is contemplated. (b) Insert a clause substantially the same as the …
  • FAR 16.603-4 Contract clauses.
    (a) The contracting officer shall include in each letter contract the clauses required by this regulation for the type of definitive contract contemplated and any additional clauses known to be appropriate for it. (b) In addition, the cont…
  • FAR 17.109 Contract clauses.
    (a) The contracting officer shall insert the clause at 52.217-2, Cancellation Under Multiyear Contracts, in solicitations and contracts when a multiyear contract is contemplated. (b) Economic price adjustment clauses. Economic price adjust…
  • FAR 17.208 Solicitation provisions and contract clauses.
    …valuation Exclusive of Options, in solicitations when the solicitation includes an option clause and does not include one of the provisions prescribed in paragraph (b) or (c) below. (b) Insert a provision substantially the same as the prov…
  • FAR 19.507 Solicitation provisions and contract clauses.
    (a)-(b) [Reserved] (c) The contracting officer shall insert the clause at 52.219-6, Notice of Total Small Business Set-Aside, in solicitations and contracts involving total small business set-asides. This includes multiple-award contracts …
  • FAR 19.708 Contract clauses.
    (a) Insert the clause at 52.219-8, Utilization of Small Business Concerns, in solicitations and contracts when the contract amount is expected to exceed the simplified acquisition threshold unless— (1) A personal services contract is conte…
  • FAR 19.811-3 Contract clauses.
    (a) The contracting officer shall insert the clause at 52.219-11, Special 8(a) Contract Conditions, in contracts between the SBA and the agency when the acquisition is accomplished using the procedures of 19.811-1(a) and (b). (b) The contr…
  • FAR 22.407 Solicitation provision and contract clauses.
    (a) Insert the following clauses in solicitations and contracts in excess of $2,000 for construction within the United States: (1) 52.222-6, Construction Wage Rate Requirements. (2) 52.222-7, Withholding of Funds. (3) 52.222-8, Payrolls …
  • FAR 22.810 Solicitation provisions and contract clauses.
    (a) When a contract is contemplated that will include the clause at 52.222-26, Equal Opportunity, the contracting officer shall insert— (1) The clause at 52.222-21, Prohibition of Segregated Facilities, in the solicitation and contract; an…
  • FAR 22.1006 Solicitation provisions and contract clauses.
    (a)(1) The contracting officer shall insert the clause at 52.222-41, Service Contract Labor Standards, in solicitations and contracts (except as provided in paragraph (a)(2) of this section) if the contract is subject to the Service Contrac…
  • FAR 22.1310 Solicitation provision and contract clauses.
    (a)(1) Insert the clause at 52.222-35, Equal Opportunity for Veterans, in solicitations and contracts if the expected value is $200,000 or more, except when— (i) Work is performed outside the United States by employees recruited outside th…
  • FAR 23.109 Solicitation provisions and contract clauses.
    (a) General. Insert the clause at 52.223-23, Sustainable Products and Services, in solicitations and contracts— (1) Unless— (i) The requiring activity has provided a written justification that it is not practicable to procure sustainable …
  • FAR 27.201-2 Contract clauses.
    (a)(1) Insert the clause at 52.227-1, Authorization and Consent, in solicitations and contracts except that use of the clause is— (i) Optional when using simplified acquisition procedures; and (ii) Prohibited when both complete performanc…
  • FAR 27.303 Contract clauses.
    (a)(1) Insert a patent rights clause in all solicitations and contracts for experimental, developmental, or research work as prescribed in this section. (2) This section also applies to solicitations or contracts for construction work or a…
  • FAR 27.409 Solicitation provisions and contract clauses
    (a) Generally, a contract should contain only one data rights clause. However, where more than one is needed, the contract should distinguish the portion of contract performance to which each pertains. (b)(1) Insert the clause at 52.227-14…
  • FAR 28.102-3 Contract clauses.
    (a) Insert a clause substantially the same as the clause at 52.228-15, Performance and Payment Bonds—Construction, in solicitations and contracts for construction that contain a requirement for performance and payment bonds if the resultant…
  • FAR 30.201-4 Contract clauses.
    (a) Cost Accounting Standards. (1) The contracting officer shall insert the clause at FAR 52.230-2, Cost Accounting Standards, in negotiated contracts, unless the contract is exempted (see 48 CFR 9903.201-1), the contract is subject to modi…
  • FAR 32.111 Contract clauses for noncommercial purchases.
    (a) The contracting officer shall insert the following clauses, appropriately modified with respect to payment due dates, in accordance with agency regulations— (1) The clause at 52.232-1, Payments, in solicitations and contracts when a fi…
  • FAR 32.206 Solicitation provisions and contract clauses.
    (a) The contract shall contain the paragraph entitled “Payment” of the clause at 52.212-4, Contract Terms and Conditions—Commercial Products and Commercial Services. If the contract will provide for contract financing, the contracting offic…
  • FAR 32.412 Contract clause.
    (a) The contracting officer shall insert the clause at 52.232-12, Advance Payments, in solicitations and contracts under which the Government will provide advance payments, except as provided in 32.412(b). (b) If the agency desires to waiv…
  • FAR 32.502-4 Contract clauses.
    (a)(1) Insert the clause at 52.232-16, Progress Payments, in— (i) Solicitations that may result in contracts providing for progress payments based on costs; and (ii) Fixed-price contracts under which the Government will provide progress p…
  • FAR 32.806 Contract clauses.
    (a)(1) The contracting officer shall insert the clause at 52.232-23, Assignment of Claims, in solicitations and contracts expected to exceed the micro-purchase threshold, unless the contract will prohibit the assignment of claims (see 32.80…
  • FAR 32.908 Contract clauses.
    (a) Insert the clause at 52.232-26, Prompt Payment for Fixed-Price Architect-Engineer Contracts, in solicitations and contracts that contain the clause at 52.232-10, Payments Under Fixed-Price Architect-Engineer Contracts. (1) As authorize…
  • FAR 32.1110 Solicitation provision and contract clauses.
    (a) The contracting officer shall insert the clause at— (1) 52.232-33, Payment by Electronic Funds Transfer—System for Award Management, in solicitations and contracts that include the provision at 52.204-7, System for Award Management, or…
  • FAR 37.110 Solicitation provisions and contract clauses.
    …nless the solicitation is for construction. (b) The contracting officer shall insert the clause at 52.237-2, Protection of Government Buildings, Equipment, and Vegetation, in solicitations and contracts for services to be performed on Gove…
  • FAR 41.501 Solicitation provision and contract clauses.
    …ts that are peculiar to the contracting situation, this section prescribes provisions and clauses on a “substantially the same as” basis (see 52.101) which permits the contracting officer to prepare and utilize variations of the prescribed …
  • FAR 42.1305 Contract clauses.
    (a) The contracting officer shall insert the clause at 52.242-14, Suspension of Work, in solicitations and contracts when a fixed-price construction or architect-engineer contract is contemplated. (b)(1) The contracting officer may, when c…
  • FAR 43.205 Contract clauses.
    (a)(1) The contracting officer shall insert the clause at 52.243-1, Changes—Fixed-Price, in solicitations and contracts when a fixed-price contract for supplies is contemplated. (2) If the requirement is for services, other than architect-…

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.