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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328 sections with “contract performance period”: the first 40

  • FAR 47.207-2 Duration of contract and time of performance.
    The contracting officer shall— (a) Establish a specific expiration date (month, day, and year) for the contract or state the length of time that the contract will remain in effect; e.g., 6 months commencing from the date of award; and (b)…
  • FAR 3.1004 Contract clauses.
    (a) Insert the clause at FAR 52.203-13, Contractor Code of Business Ethics and Conduct, in solicitations and contracts if the value of the contract is expected to exceed $7.5 million and the performance period is 120 days or more. (b)(1) U…
  • FAR 7.305 Solicitation provisions and contract clause.
    (a) The contracting officer shall, when soliciting offers and tenders, insert in solicitations issued for standard competitions the provision at 52.207-1, Notice of Standard Competition. (b) The contracting officer shall, when soliciting o…
  • FAR 9.104-6 Federal Awardee Performance and Integrity Information System.
    (a)(1) Before awarding a contract in excess of the simplified acquisition threshold, the contracting officer shall review the performance and integrity information available in the Federal Awardee Performance and Integrity Information Syste…
  • FAR 14.201-9 Simplified contract format.
    … or fixed-price with economic price adjustment acquisitions of supplies and services, the contracting officer may use the simplified contract format in lieu of the uniform contract format (see 14.201-1). The contracting officer has flexibil…
  • 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 16.103 Negotiating contract type.
    (a) Selecting the contract type is generally a matter for negotiation and requires the exercise of sound judgment. Negotiating the contract type and negotiating prices are closely related and should be considered together. The objective is …
  • FAR 16.104 Factors in selecting contract types.
    There are many factors that the contracting officer should consider in selecting and negotiating the contract type. They include the following: (a) Price competition. Normally, effective price competition results in realistic pricing, and …
  • FAR 16.203-4 Contract clauses.
    (a) Adjustment based on established prices—standard 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 …
  • FAR 16.306 Cost-plus-fixed-fee contracts.
    (a) Description. A cost-plus-fixed-fee contract is a cost-reimbursement contract that provides for payment to the contractor of a negotiated fee that is fixed at the inception of the contract. The fixed fee does not vary with actual cost, b…
  • FAR 16.503 Requirements contracts.
    (a) Description. A requirements contract provides for filling all actual purchase requirements of designated Government activities for supplies or services during a specified contract period (from one contractor), with deliveries or perform…
  • 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 16.601 Time-and-materials contracts.
    (a) Definitions for the purposes of Time-and-Materials Contracts. Direct materials means those materials that enter directly into the end product, or that are used or consumed directly in connection with the furnishing of the end product o…
  • FAR 17.204 Contracts.
    (a) The contract shall specify limits on the purchase of additional supplies or services, or the overall duration of the term of the contract, including any extension. (b) The contract shall state the period within which the option may be …
  • FAR 19.301-2 Rerepresentation by a contractor that represented its status as a small business concern.
    (a) Definition. As used in this subsection— Long-term contract means a contract of more than five years in duration, including options. However, the term does not include contracts that exceed five years in duration because the period of p…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    … dollar value, to the following awards under subparts 19.8, 19.13, 19.14, and 19.15: (i) Contracts that are set aside. (ii) Contracts that are awarded on a sole-source basis. (iii) Orders that are set-aside as described in 8.405-5 and 16…
  • FAR 19.704 Subcontracting plan requirements.
    (a) Each subcontracting plan required under 19.301-2(e) and 19.702(a)(1)(i), (ii), and (iii) shall include— (1) Separate percentage goals for using small business (including ANCs and Indian tribes), veteran-owned small business, service-di…
  • 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 19.809-2 Limitations on subcontracting and nonmanufacturer rule.
    (a) Limitations on subcontracting. To be awarded a contract or order under the 8(a) program, the 8(a) participant is required to perform— (1) For services (except construction), at least 50 percent of the cost incurred for personnel with i…
  • FAR 19.812 Contract administration.
    (a) The contracting officer shall assign contract administration functions, as required, based on the location of the 8(a) contractor (see Federal Directory of Contract Administration Services Components (available via the Internet athttps:…
  • FAR 22.404-12 Labor standards for contracts containing construction requirements and option provisions that extend the term of the contract.
    (a) Each time the contracting officer exercises an option to extend the term of a contract for construction, or a contract that includes substantial and segregable construction work, the contracting officer must modify the contract to incor…
  • 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 22.1008-2 Successorship with incumbent contractor collective bargaining agreement.
    (a) Early in the acquisition cycle, the contracting officer shall determine whether 41 U.S.C. 6707(c) affects the new acquisition. The contracting officer shall determine whether there is a predecessor contract covered by the Service Contra…
  • FAR 22.1009-4 All possible places of performance not identified.
    If the contracting officer believes that there may be offerors interested in performing in unidentified places or areas, the contracting officer may use the following procedures: (a) Include the following information in the synopsis and so…
  • 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 28.101-2 Solicitation provision or contract clause.
    (a) The contracting officer shall insert a provision or clause substantially the same as the provision at 52.228-1, Bid Guarantee, in solicitations or contracts that require a bid guarantee or similar guarantee. For example, the contracting…
  • FAR 28.102-3 Contract clauses.
    …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 contract is expected to exceed $150,000. The …
  • FAR 32.103 Progress payments under construction contracts.
    When satisfactory progress has not been achieved by a contractor during any period for which a progress payment is to be made, a percentage of the progress payment may be retained. Retainage should not be used as a substitute for good contr…
  • FAR 32.104 Providing contract financing.
    (a) Prudent contract financing can be a useful working tool in Government acquisition by expediting the performance of essential contracts. Contracting officers must consider the criteria in this part in determining whether to include contr…
  • FAR 32.703-3 Contracts crossing fiscal years.
    (a) A contract that is funded by annual appropriations may not cross fiscal years, except in accordance with statutory authorization (e.g., 41 U.S.C. 6302, 31 U.S.C. 1308, 42 U.S.C. 2459a, 42 U.S.C. 3515, and paragraph (b) of this subsectio…
  • 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 36.515 Schedules for construction contracts.
    The contracting officer may insert the clause at 52.236-15, Schedules for Construction Contracts, in solicitations and contracts when a fixed-price construction contract is contemplated, the contract amount is expected to exceed the simplif…
  • FAR 42.202 Assignment of contract administration.
    (a) Delegating functions. As provided in agency procedures, contracting officers may delegate contract administration or specialized support services, either through interagency agreements or by direct request to the cognizant CAO listed in…
  • 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 42.705-1 Contracting officer determination procedure.
    (a) Applicability and responsibility. Contracting officer determination shall be used for the following, with the indicated cognizant contracting officer (or cognizant Federal agency official) responsible for establishing the final indirect…
  • 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 49.107 Audit of prime contract settlement proposals and subcontract settlements.
    (a) The TCO shall refer each prime contractor settlement proposal valued at or above the threshold for obtaining certified cost or pricing data set forth in FAR 15.403-4(a)(1) to the appropriate audit agency for review and recommendations. …
  • FAR 49.603-3 Cost-reimbursement contracts—complete termination, if settlement includes cost.
    [Insert the following in Block 14 of SF 30 for settlement of cost-reimbursement contracts that are completely terminated, if settlement includes costs.] (a) This supplemental agreement settles the settlement proposal resulting from the Not…
  • FAR 52.203-13 Contractor Code of Business Ethics and Conduct.
    As prescribed in 3.1004(a), insert the following clause: Contractor Code of Business Ethics and Conduct (NOV 2021) (a) Definitions. As used in this clause— Agent means any individual, including a director, an officer, an employee, or an …

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.