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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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27 sections with “option periods”

  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    …. (ii) No single-award BPA with an estimated value exceeding $150 million (including any options), may be awarded unless the head of the agency determines in writing that— (A) The orders expected under the BPA are so integrally related th…
  • FAR 17.204 Contracts.
    …tract, including any extension. (b) The contract shall state the period within which the option may be exercised. (c) The period shall be set so as to provide the contractor adequate lead time to ensure continuous production. (d) The per…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    …acting plan means a subcontracting plan that covers the entire contract period (including option periods), applies to a specific contract, and has goals that are based on the offeror's planned subcontracting in support of the specific contr…
  • FAR 17.206 Evaluation.
    …ficer shall, except as provided in paragraph (b) of this section, evaluate offers for any option quantities or periods contained in a solicitation when it has been determined prior to soliciting offers that the Government is likely to exerc…
  • FAR 31.205-6 Compensation for personal services.
    …nges in the prices of corporate securities or corporate security ownership, such as stock options, stock appreciation rights, phantom stock plans, and junior stock conversions. (1) Any compensation which is calculated, or valued, based on …
  • DFARS 217.208-70 Additional clauses.
    (a) Use the basic or the alternate of the clause at 252.217-7000, Exercise of Option to Fulfill Foreign Military Sales Commitments, in solicitations and contracts when an option may be used for foreign military sales requirements. Do not us…
  • FAR 9.104-3 Application of standards.
    … take into account the time period covered by the contract base period or quantities plus option periods or quantities, if such options are considered when evaluating offers for award. (b) Satisfactory performance record. A prospective con…
  • FAR 16.601 Time-and-materials contracts.
    …— (i) Signed by the contracting officer prior to the execution of the base period or any option periods of the contracts; and (ii) Approved by the head of the contracting activity prior to the execution of the base period when the base pe…
  • FAR 19.701 Definitions.
    …acting plan means a subcontracting plan that covers the entire contract period (including option periods), applies to a specific contract, and has goals that are based on the offeror's planned subcontracting in support of the specific contr…
  • DFARS 216.601 Time-and-materials contracts.
    …on and findings for time-and-materials or labor-hour contracts. (1) Base period plus any option periods is three years or less. (i) For contracts (including indefinite-delivery contracts) and orders in which the portion of the requirement…
  • FAR 19.704 Subcontracting plan requirements.
    …throughout the life of the contract. (c) For multiyear contracts or contracts containing options, the cumulative value of the basic contract and all options is considered in determining whether a subcontracting plan is necessary. If a subc…
  • FAR 19.804-1 Agency evaluation.
    …the estimated number of construction projects planned; (2) Length of contract, including option periods (see 19.812(d)); and (3) Performance or delivery requirements, including— (i) Required monthly production rates, when applicable; and…
  • FAR 25.403 World Trade Organization Government Procurement Agreement and Free Trade Agreements.
    …by lease, rental, or lease-purchase contract (including lease-to-ownership, or lease-with-option-to purchase) is covered by the WTO GPA or an FTA, calculate the estimated acquisition value as follows: (i) If a fixed-term contract of 12 mon…
  • DFARS 237.7204 Format and clauses for educational service agreements.
    …cable term dates in all cases. 4. Withdrawal of students. (a) The Government may, at its option and at any time, withdraw financial support for any student by issuing official orders. The Government will furnish ________ copies of the orde…
  • FAR 2.101 Definitions.
    …89, A-102, A-110, A-122, and A-133, and the guidance in Circular A-50 on Audit Followup. Option means a unilateral right in a contract by which, for a specified time, the Government may elect to purchase additional supplies or services cal…
  • FAR 8.402 General.
    …ific information (i.e., national stock number, part number, common name), review delivery options, place orders directly with Schedule contractors (except see 8.405-6) and pay for orders using the Governmentwide commercial purchase card. (…
  • FAR 15.404-1 Proposal analysis techniques.
    …rst articles, or first article testing are separate line items; (ii) Base quantities and option quantities are separate line items; or (iii) The evaluated price is the aggregate of estimated quantities to be ordered under separate line it…
  • FAR 26.203 Transition of work.
    …ance and the milestone(s) at which a transition is reasonable (e.g., before exercising an option). (4) The potential impact of a transition, including safety, national defense, and mobilization. (5) The expected availability of qualified …
  • FAR 31.001 Definitions.
    … retirements, provided that the benefits are paid for life or are payable for life at the option of the employees. Additional benefits such as permanent and total disability and death payments, and survivorship payments to beneficiaries of …
  • FAR 52.222-41 Service Contract Labor Standards.
    … and the duties performed. (B) In the case of a contract modification, an exercise of an option, or extension of an existing contract, or in any other case where a Contractor succeeds a contract under which the classification in question w…
  • FAR 52.246-17 Warranty of Supplies of a Noncomplex Nature.
    … (b)(1) of this clause, the Contracting Officer may exercise one or more of the following options: (A) Require an equitable adjustment in the contract price for any group of supplies. (B) Screen the supplies grouped for warranty action un…
  • DFARS 215.404-71-3 Contract type risk and working capital adjustment.
    … effort should be excluded; (iii) Should not include periods of performance contained in option provisions; and (iv) Should not, for multiyear contracts, include periods of performance beyond that required to complete the initial program …
  • DFARS 217.204 Contracts.
    …(B) May be subsequently extended for one or more successive periods in accordance with an option provided in the contract or a modification of the contract; and (C) Shall not exceed 10 years unless the head of the agency determines in writ…
  • DFARS 227.7103-5 Government rights.
    …bcontract, letter contract (or similar contractual instrument), contract modification, or option exercise that required the development. Upon expiration of the Government rights period, the Government has unlimited rights in the data includ…
  • DFARS 227.7203-5 Government rights.
    …bcontract, letter contract (or similar contractual instrument), contract modification, or option exercise that required development of the computer software. Upon expiration of the government purpose rights period, the Government has unlimi…
  • DFARS 252.215-7016 Notification to Offerors—Postaward Debriefings.
    … in excess of $150 million with a small business or nontraditional defense contractor, an option for the small business or nontraditional defense contractor to request disclosure of the agency's written source selection decision document, r…
  • DFARS 252.219-7004 Small Business Subcontracting Plan (Test Program).
    …cation of supplies, systems, or equipment, and the total value of the contract, including options, exceeds $100 million; and (D) Military department. (iii) Total number of subcontracts active under the Test Program that would have otherwi…

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.