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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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64 sections with “time statements”: the first 40

  • FAR 47.207-2 Duration of contract and time of performance.
    …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) Include the following items as appropriate: …
  • FAR 9.505-2 Preparing specifications or work statements.
    …ese items, either as a prime contractor or as a subcontractor, for a reasonable period of time including, at least, the duration of the initial production contract. The restriction in this paragraph (a)(1) shall not apply to— (i) Contracto…
  • FAR 2.101 Definitions.
    …ordinated and integrated through a comprehensive plan for fulfilling the agency need in a timely manner and at a reasonable cost. It includes developing the overall strategy for managing the acquisition. Activity Address Code (AAC) means a…
  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    … requirements (e.g., estimated quantities, work to be performed), delivery locations, and time. (5) When establishing multiple-award BPAs, the ordering activity shall specify the procedures for placing orders under the BPAs in accordance w…
  • FAR 14.304 Submission, modification, and withdrawal of bids.
    …s, so as to reach the Government office designated in the invitation for bid (IFB) by the time specified in the IFB. They may use any transmission method authorized by the IFB (i.e., regular mail, electronic commerce, or facsimile). If no t…
  • FAR 15.208 Submission, modification, revision, and withdrawal of proposals.
    …modifications, so as to reach the Government office designated in the solicitation by the time specified in the solicitation. Offerors may use any transmission method authorized by the solicitation (i.e., regular mail, electronic commerce, …
  • FAR 16.505 Ordering.
    …ifications for the use of brand-name specifications must be completed and approved at the time the requirement for a brand-name is determined. (iii)(A) For an order in excess of $40,000, the contracting officer shall— (1) Post the justifi…
  • FAR 19.301-1 Representation by the offeror.
    … represent its size and socioeconomic status in writing to the contracting officer at the time of initial offer, (whether or not the offer includes price or the price is evaluated), including offers for— (1) Basic ordering agreements (see …
  • FAR 31.001 Definitions.
    …ccruals for salaries, wages, or bonuses that are to be paid within a reasonable period of time after the end of a cost accounting period. Defined-benefit pension plan means a pension plan in which the benefits to be paid, or the basis for …
  • FAR 37.101 Definitions.
    As used in this part— Adjusted hourly rate (including uncompensated overtime) is the rate that results from multiplying the hourly rate for a 40-hour work week by 40, and then dividing by the proposed hours per week which includes uncompen…
  • FAR 42.302 Contract administration functions.
    …ribed in agency acquisition regulations. (15) Manage special bank accounts. (16) Ensure timely notification by the contractor of any anticipated overrun or underrun of the estimated cost under cost-reimbursement contracts. (17) Monitor t…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    …gned and dated offers to the office specified in this solicitation at or before the exact time specified in this solicitation. Offers may be submitted on the SF 1449, letterhead stationery, or as otherwise specified in the solicitation. As …
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …ize standard(s) applicable to the NAICS code(s) referenced for this solicitation), at the time this offer is submitted and are incorporated in this offer by reference (see FAR 4.1201), except for paragraphs ____. [Offeror to identify the a…
  • FAR 52.214-7 Late submissions, modifications, and withdrawals of bids.
    …, so as to reach the Government office designated in the invitation for bids (IFB) by the time specified in the IFB. If no time is specified in the IFB, the time for receipt is 4:30 p.m., local time, for the designated Government office on …
  • FAR 52.214-23 Late submissions, modifications, revisions, and withdrawals of technical proposals under two-step sealed bidding.
    …s to reach the Government office designated in the request for technical proposals by the time specified in the invitation for bids (IFB). If no time is specified in the IFB, the time for receipt is 4:30 p.m., local time, for the designated…
  • FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.
    …al modification is a change made to a proposal before the solicitation's closing date and time, or made in response to an amendment, or made to correct a mistake at any time before award. Proposal revision is a change to a proposal made af…
  • FAR 52.216-7 Allowable Cost and Payment.
    …plan contributions), the term costs includes only— (i) Those recorded costs that, at the time of the request for reimbursement, the Contractor has paid by cash, check, or other form of actual payment for items or services purchased directl…
  • FAR 52.227-14 Rights in Data—General.
    … or limiting markings not authorized by this contract, the Contracting Officer may at any time either return the data to the Contractor, or cancel or ignore the markings. However, pursuant to 41 U.S.C. 4703, the following procedures shall a…
  • DFARS 252.247-7002 Revision of prices.
    …rease such prices in accordance with this clause. (c) Demand for negotiation. (1) At any time, subject to the limitations specified in this clause, either the Contracting Officer or the Contractor may deliver to the other a written demand …
  • FAR 15.102 Oral presentations.
    …fective in streamlining the source selection process. Oral presentations may occur at any time in the acquisition process, and are subject to the same restrictions as written information, regarding timing (see 15.208) and content (see 15.30…
  • FAR 22.406-6 Payrolls and statements.
    … of the contract and make them available when requested by the Department of Labor at any time during that period. Submitted payrolls shall not be returned to a contractor or subcontractor for any reasons, but copies thereof may be furnishe…
  • FAR 52.232-3 Payments Under Personal Services Contracts.
    …act, at the rates prescribed, upon the submission by the Contractor of proper invoices or time statements to the office or officer designated and at the time provided for in this contract. The Government shall also pay the Contractor (a) a …
  • FAR 52.232-12 Advance Payments.
    …f part 31 of the Federal Acquisition Regulation. (d) Repayment to the Government. At any time, the Contractor may repay all or any part of the funds advanced by the Government. Whenever requested in writing to do so by the administering of…
  • FAR 8.405-2 Ordering procedures for services requiring a statement of work.
    …he best value (see 8.404(d) and 8.405-4). After award, ordering activities should provide timely notification to unsuccessful offerors. If an unsuccessful offeror requests information on an award that was based on factors other than price a…
  • FAR 9.406-3 Procedures.
    …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). (2)(i) In actions in which ad…
  • FAR 14.407-3 Other mistakes disclosed before award.
    … verified, the contracting officer shall consider the bid as originally submitted. If the time for acceptance of bids is likely to expire before a decision can be made, the contracting officer shall request all bidders whose bids may become…
  • FAR 42.1503 Procedures.
    …-fixed-price or fixed-price with economic price adjustment arrangements). (iii) Schedule/timeliness. (iv) Management or business relations. (v) Small business subcontracting, including reduced or untimely payments to small business subco…
  • FAR 52.222-41 Service Contract Labor Standards.
    … receipt or will notify the Contracting Officer within 30 days of receipt that additional time is necessary. (iii) The final determination of the conformance action by the Wage and Hour Division shall be transmitted to the Contracting Offi…
  • FAR 52.232-32 Performance-Based Payments.
    …plished in accordance with the terms of the contract. The Contracting Officer may, at any time, require the Contractor to substantiate the successful performance of any event or performance criterion which has been or is represented as bein…
  • FAR 3.104-1 Definitions.
    …. chapter 21. In excess of $10,000,000 means— (1) The value, or estimated value, at the time of award, of the contract, including all options; (2) The total estimated value at the time of award of all orders under an indefinite-delivery,…
  • FAR 9.406-2 Causes for debarment.
    …s entered into an installment agreement pursuant to I.R.C. § 6159. The taxpayer is making timely payments and is in full compliance with the agreement terms. The taxpayer is not delinquent because the taxpayer is not currently required to m…
  • FAR 9.407-3 Procedures.
    …ministrative agreement. (2) The suspending and debarring official is responsible for the timely and accurate submission of documentation reflecting the administrative agreement. The submission should be made within 3 working days. (3) Wit…
  • FAR 15.605 Content of unsolicited proposals.
    …sals should contain the following information to permit consideration in an objective and timely manner: (a) Basic information including— (1) Offeror's name and address and type of organization; e.g., profit, nonprofit, educational, small…
  • FAR 19.704 Subcontracting plan requirements.
    …ctor; and (15) Assurances that the offeror will pay its small business subcontractors on time and in accordance with the terms and conditions of the subcontract, and notify the contracting officer if the offeror pays a reduced or an untime…
  • FAR 29.304 Matters requiring special consideration.
    … of the contract clause to be included in contracts when delivery points are not known at time of contracting. (d) The North Carolina State and local sales and use tax. (1) The North Carolina Sales and Use Tax Act authorizes counties and …
  • FAR 31.205-33 Professional and consultant service costs.
    … the contractual agreement for the service (e.g., description of the service, estimate of time required, rate of compensation, termination provisions). (e) Retainer fees, to be allowable, must be supported by evidence that— (1) The servic…
  • FAR 31.205-41 Taxes.
    … the contracting officer or by reason of the failure of the contracting officer to ensure timely direction after a prompt request. (4) The Environmental Tax found at section 59A of the Internal Revenue Code, also called the “Superfund Tax.…
  • FAR 50.103-4 Facts and evidence.
    …ctor's understanding of why the request's subject matter cannot now, and could not at the time it arose, be disposed of under the contract terms. (6) The best supporting evidence available to the contractor, including contemporaneous memor…
  • FAR 52.209-5 Certification Regarding Responsibility Matters.
    …s entered into an installment agreement pursuant to I.R.C. § 6159. The taxpayer is making timely payments and is in full compliance with the agreement terms. The taxpayer is not delinquent because the taxpayer is not currently required to m…
  • FAR 52.216-5 Price Redetermination—Prospective.
    …ntractor fails to submit the data required by subparagraphs (1) and (2) above, within the time specified, the Contracting Officer may suspend payments under this contract until the data are furnished. If it is later determined that the Gove…

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.