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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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59 sections with “expiration date”: the first 40

  • FAR 1.706 Expiration.
    Expiration dates are required for class D&F's and are optional for individual D&F's. Authority to act under an individual D&F expires when it is exercised or on an expiration date specified in the document, whichever occurs first. Authority…
  • FAR 22.404-5 Expiration of project wage determinations.
    … contracting officer shall make every effort to ensure that contract award is made before expiration of the project wage determination included in the solicitation. (b) The following procedure applies when contracting by sealed bidding: (…
  • FAR 28.204-3 Irrevocable letter of credit.
    …placement ILC, or other acceptable substitute, at least 30 days before an ILC's scheduled expiration, the contracting officer shall immediately draw on the ILC. (e) If, after the period of performance of a contract where ILCs are used to s…
  • FAR 52.228-14 Irrevocable Letter of Credit.
    …y insured financial institution to pay all or part of a stated amount of money, until the expiration date of the letter, upon presentation by the Government (the beneficiary) of a written demand therefor. Neither the financial institution n…
  • DFARS 252.227-7018 Rights in Other Than Commercial Technical Data and Computer Software—Small Business Innovation Research Program and Small Business Technology Transfer Program.
    …struction, or production of items, components, or processes; or (B) SBIR/STTR data, upon expiration of the SBIR/STTR data protection period. (ii)(A) For the non-SBIR/STTR data described in paragraph (c)(2)(i)(A) of this clause, the Govern…
  • DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.
    …rocesses or creation of the data described in paragraph (c)(2)(i)(B) of this clause. Upon expiration of the 5-year or other negotiated period, the Government shall have unlimited rights in the technical data. (iii) The Government shall not…
  • DFARS 252.227-7014 Rights in Other Than Commercial Computer Software and Other Than Commercial Computer Software Documentation.
    …ain in effect for a period of 5 years unless a different period has been negotiated. Upon expiration of the 5-year or other negotiated period, the Government shall have unlimited rights in the computer software or computer software document…
  • FAR 1.703 Class determinations and findings.
    …lass as a whole or for each action. A class D&F shall be for a specified period, with the expiration date stated in the document. (c) The contracting officer shall ensure that individual actions taken pursuant to the authority of a class D…
  • FAR 1.704 Content.
    …s, that the proposed action is justified under the applicable statute or regulation. (f) Expiration date of the D&F, if required (see 1.706(b)). (g) The signature of the official authorized to sign the D&F (see 1.706) and the date signed.
  • FAR 2.101 Definitions.
    …y insured financial institution to pay all or part of a stated amount of money, until the expiration date of the letter, upon the Government's (the beneficiary) presentation of a written demand for payment. Neither the financial institution…
  • FAR 14.407-3 Other mistakes disclosed before award.
    … officer setting forth— (A) A description of the supplies or services involved; (B) The expiration date of the bid in question and of the other bids submitted; (C) Specific information as to how and when the mistake was alleged; (D) A s…
  • FAR 15.204-2 Part I—The Schedule.
    …p code, and electronic address (including facsimile address), if appropriate. (ix) Offer expiration date. (b) Section B, Supplies or services and prices/costs. Include a brief description of the supplies or services; e.g., item number, na…
  • FAR 22.404-1 Types of wage determinations.
    …ts performed within a specified geographical area. General wage determinations contain no expiration date and remain valid until modified, superseded, or canceled by the Department of Labor. Once incorporated in a contract, a general wage d…
  • FAR 22.805 Procedures.
    …hereof, the contracting officer shall immediately inform the OFCCP regional office of the expiration date of the offer or the required date of award and request clearance be provided before that date. If the OFCCP regional office advises th…
  • 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 50.104-3 Special procedures for unusually hazardous or nuclear risks.
    …y hazardous or nuclear, including— (A) Names of insurance companies, policy numbers, and expiration dates; (B) A description of the types of insurance provided (including the extent to which the contractor is self-insured or intends to se…
  • FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.
    …. Withdrawals are effective upon receipt of notice by the Contracting Officer. (d) Offer expiration date. Proposals in response to this solicitation will be valid for the number of days specified on the solicitation cover sheet (unless a d…
  • FAR 52.241-3 Scope and Duration of Contract.
    …gation to continue any service under the terms and conditions of this contract beyond the expiration date. (c) The Contractor shall provide the Government with one complete set of rates, terms, and conditions of service which are in effect…
  • DFARS 219.702-70 Statutory requirements for the Test Program for Negotiation of Comprehensive Small Business Subcontracting Plans.
    …quidated damages shall be in addition to any other remedies the Government may have. (f) Expiration date. The Test Program expires on December 31, 2017.
  • DFARS 219.800 General.
    …hereby redelegated to DoD contracting officers. A copy of the PA, which includes the PA's expiration date, is available at PGI 219.800. (b) Contracts awarded under the PA may be awarded directly to the 8(a) participant on either a sole sou…
  • FAR 13.303-3 Preparation of BPAs.
    …this purchase method): (i) A summary invoice shall be submitted at least monthly or upon expiration of this BPA, whichever occurs first, for all deliveries made during a billing period, identifying the delivery tickets covered therein, sta…
  • FAR 33.104 Protests to GAO.
    …ible for award of the protest. If appropriate, those offerors should be requested, before expiration of the time for acceptance of their offer, to extend the time for acceptance to avoid the need for resolicitation. In the event of failure …
  • FAR 52.237-3 Continuity of Services.
    …ital to the Government and must be continued without interruption and that, upon contract expiration, a successor, either the Government or another contractor, may continue them. The Contractor agrees to (1) furnish phase-in training and (2…
  • DFARS 227.7103-7 Use and nondisclosure agreement.
    …sclose Data marked with government purpose rights or SBIR/STTR data rights legends (after expiration of the SBIR/STTR data protection period provided in the SBIR/STTR data rights legend) only for government purposes and shall not do so for …
  • DFARS 252.246-7006 Warranty Tracking of Serialized Items.
    …cy. First use means the initial or first-time use of a product by the Government. Fixed expiration means the date the warranty expires and the Contractor's obligation to provide for a remedy or corrective action ends. Installation means …
  • FAR 3.905-1 Remedies.
    …) Within 210 days after the submission of the complaint; or (2) Within 30 days after the expiration of an extension of time granted in accordance with 41 U.S.C. 4712(b)(2)(B) for the submission of the report to those stated in 3.904-2(b); …
  • FAR 9.406-3 Procedures.
    …ebarring official extends this period for good cause. The official record closes upon the expiration of the contractor's time to submit information and argument in opposition, including any extensions (see paragraph (b)(1) of this section).…
  • FAR 14.404-1 Cancellation of invitations after opening.
    … (irrespective of the acceptance period specified in the bid) should be requested, before expiration of their bids, to extend in writing the bid acceptance period (with consent of sureties, if any) in order to avoid the need for resolicitin…
  • FAR 19.302 Protesting a small business representation or rerepresentation.
    …nder a Multiple Award Schedule will be timely if received by SBA at any time prior to the expiration of the contract period, including renewals. (6) A protest filed before bid opening, or notification to offerors of the selection of the ap…
  • FAR 22.1008-2 Successorship with incumbent contractor collective bargaining agreement.
    … agreement for the first time and the agreement does not become effective until after the expiration of the incumbent's contract. (2) If the incumbent contractor enters into a new or revised collective bargaining agreement during the perio…
  • FAR 33.103 Protests to the agency.
    …gible for award of the contract. If appropriate, the offerors should be requested, before expiration of the time for acceptance of their offers, to extend the time for acceptance to avoid the need for resolicitation. In the event of failure…
  • FAR 42.1701 Procedures.
    … affected by the FPRA. (c) The FPRA shall provide specific terms and conditions covering expiration, application, and data requirements for systematic monitoring to ensure the validity of the rates. The agreement shall provide for cancella…
  • FAR 49.402-3 Procedure for default.
    …this notice may be made a part of the notice described in subparagraph (e)(1) below. Upon expiration of the 10 days (or longer period), the contracting officer may issue a notice of termination for default unless it is determined that the f…
  • FAR 49.607 Delinquency notices.
    … or more, the following Show Cause Notice may be used. It should be sent immediately upon expiration of the delivery period. SHOW CAUSE NOTICE Since you have failed to ______ [insert “perform Contract No. ______ within the time required b…
  • FAR 52.207-1 Notice of Standard Competition.
    …cedures in Federal Acquisition Regulation 33.103. Until resolution of any contest, or the expiration of the time for filing a contest, only legal agents for directly interested parties shall have access to the certified standard competition…
  • FAR 52.208-4 Vehicle Lease Payments.
    … vehicle is delivered to the Government, whichever is later, and shall continue until the expiration of the contract term or the termination of this contract. However, rent shall accrue only for the period that each vehicle is in the posses…
  • FAR 52.216-7 Allowable Cost and Payment.
    …or cognizant Federal agency official) and auditor within the 6-month period following the expiration of each of its fiscal years. Reasonable extensions, for exceptional circumstances only, may be requested in writing by the Contractor and g…
  • FAR 52.216-15 Predetermined Indirect Cost Rates.
    …or cognizant Federal agency official) and auditor within the 6-month period following the expiration of each of its fiscal years. Reasonable extensions, for exceptional circumstances only, may be requested in writing by the Contractor and g…
  • FAR 52.222-43 Fair Labor Standards Act and Service Contract Labor Standards—Price Adjustment (Multiple Year and Option Contracts).
    …e any directly pertinent books, documents, papers and records of the Contractor until the expiration of 3 years after final payment under the contract. (End of clause)
  • FAR 52.222-44 Fair Labor Standards Act and Service Contract Labor Standards—Price Adjustment.
    …ctive date. (f) The Contracting Officer or an authorized representative shall, until the expiration of 3 years after final payment under the contract, have access to and the right to examine any directly pertinent books, documents, papers,…

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.