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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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31 sections with “bidding time”

  • FAR 14.202-1 Bidding time.
    …istent with the needs of the Government. (For construction contracts, see 36.213-3(a).) A bidding time (i.e., the time between issuance of the solicitation and opening of bids) of at least 30 calendar days shall be provided when synopsis is…
  • FAR 14.101 Elements of sealed bidding.
    Sealed bidding is a method of contracting that employs competitive bids, public opening of bids, and awards. The following steps are involved: (a) Preparation of invitations for bids. Invitations must describe the requirements of the Gover…
  • FAR 52.214-23 Late submissions, modifications, revisions, and withdrawals of technical proposals under two-step sealed bidding.
    …s, Modifications, Revisions, and Withdrawals of Technical Proposals Under Two-Step Sealed Bidding (NOV 1999) (a) Bidders are responsible for submitting technical proposals, and any modifications or revisions, so as to reach the Government …
  • FAR 6.401 Sealed bidding and competitive proposals.
    Sealed bidding and competitive proposals, as described in parts 14 and 15, are both acceptable procedures for use under subparts 6.1, 6.2; and, when appropriate, under subpart 6.3. (a) Sealed bids. (See part 14 for procedures.) Contracting…
  • FAR 17.106-1 General.
    …ion of the method of contracting, since the multiyear procedure is compatible with sealed bidding, including two-step sealed bidding, and negotiation. (b) Type of contract. Given the longer performance period associated with multiyear acqu…
  • FAR 52.214-10 Contract Award—Sealed Bidding.
    As prescribed in 14.201-6(e), insert the following provision: Contract Award—Sealed Bidding (JUL 1990) (a) The Government will evaluate bids in response to this solicitation without discussions and will award a contract to the responsible…
  • FAR 52.214-26 Audit and Records—Sealed Bidding.
    As prescribed in 14.201-7(a)(1), insert the following clause: Audit and Records—Sealed Bidding (JUN 2020) (a) As used in this clause, records includes books, documents, accounting procedures and practices, and other data, regardless of ty…
  • FAR 52.214-27 Price Reduction for Defective Certified Cost or Pricing Data—Modifications—Sealed Bidding.
    …lause: Price Reduction for Defective Certified Cost or Pricing Data—Modifications—Sealed Bidding (JUN 2020) (a) This clause shall become operative only for any modification to this contract involving aggregate increases and/or decreases i…
  • FAR 14.502 Conditions for use.
    (a) Unless other factors require the use of sealed bidding, two-step sealed bidding may be used in preference to negotiation when all of the following conditions are present: (1) Available specifications or purchase descriptions are not de…
  • FAR 5.303 Announcement of contract awards.
    …of the simplified acquisition threshold, they shall include— (1) For awards after sealed bidding, a statement that the contract was awarded after competition by sealed bidding, the number of offers solicited and received, and the basis for…
  • FAR 22.1008-2 Successorship with incumbent contractor collective bargaining agreement.
    …e for the purposes of 41 U.S.C. 6707(c) under the following conditions: (i)(A) In sealed bidding, the contracting agency receives notice of the terms of the collective bargaining agreement less than 10 days before bid opening and finds tha…
  • FAR 22.1012-1 Prevailing wage determinations.
    ….gov website's “Alert Service”. (b) The following shall apply when contracting by sealed bidding: a revised prevailing wage determination shall not be effective if it is received by the contracting agency less than 10 days before the openi…
  • FAR 22.1012-2 Wage determinations based on collective bargaining agreements.
    (a) In sealed bidding, a new or changed collective bargaining agreement shall not be effective under 41 U.S.C. 6707(c) if the contracting agency has received notice of the terms of the new or changed collective bargaining agreement less tha…
  • FAR 52.225-12 Notice of Buy American Requirement—Construction Materials Under Trade Agreements.
    …uested— (i) Will be rejected as nonresponsive if this acquisition is conducted by sealed bidding; or (ii) May be accepted if revised during negotiations. (End of provision) Alternate I (MAY 2014). As prescribed in 25.1102(d)(2), substit…
  • FAR 52.225-24 Notice of Required Use of American Iron, Steel, and Manufactured Goods—Buy American Statute—Construction Materials Under Trade Agreements.
    …uested— (i) Will be rejected as nonresponsive if this acquisition is conducted by sealed bidding; or (ii) May be accepted if revised during negotiations. (End of provision) Alternate I (MAY 2014). As prescribed in 25.1102(e), substitute…
  • FAR 2.101 Definitions.
    … the offeror to perform the resultant contract. Responses to invitations for bids (sealed bidding) are offers called “bids” or “sealed bids”; responses to requests for proposals (negotiation) are offers called “proposals”; however, response…
  • FAR 7.105 Contents of written acquisition plans.
    …ial solicitation provisions, or FAR deviations required (see subpart 1.4); whether sealed bidding or negotiation will be used and why; whether equipment will be acquired by lease or purchase (see subpart 7.4) and why; and any other contract…
  • FAR 14.503-1 Step one.
    …erned by 15.208 (b), (c), and (f). (i) If it is necessary to discontinue two-step sealed bidding, the contracting officer shall include a statement of the facts and circumstances in the contract file. Each offeror shall be notified in writ…
  • FAR 17.104 General.
    …ted may not be available at the time of contract award. This method may be used in sealed bidding or contracting by negotiation. (b) Multiyear contracting is a flexible contract method applicable to a wide range of acquisitions. The extent…
  • FAR 19.702 Statutory requirements.
    …ssification System (NAICS) code, see paragraph (a)(2)(i) of this section. (ii) In sealed bidding acquisitions, each invitation for bids to perform a contract that is expected to exceed $900,000 ($2 million for construction) and that has su…
  • FAR 22.404-4 Solicitations issued without wage determinations for the primary site of the work.
    …aid under the contract will be issued as an amendment to the solicitation. (b) In sealed bidding, bids may not be opened until a reasonable time after the wage determination for the primary site of the work has been furnished to all bidder…
  • FAR 22.404-5 Expiration of project wage determinations.
    …uded in the solicitation. (b) The following procedure applies when contracting by sealed bidding: (1) If a project wage determination for the primary site of the work expires before bid opening, or if it appears before bid opening that a …
  • FAR 22.404-6 Modifications of wage determinations.
    … SAM.gov website's “Alert Service”. (b) The following applies when contracting by sealed bidding: (1) A written action modifying a wage determination shall be effective if: (i) It is received by the contracting agency, or is published on…
  • FAR 22.404-8 Notification of improper wage determination before award.
    … (2) A wage determination is withdrawn by the Administrative Review Board. (b) In sealed bidding, the contracting officer shall proceed in accordance with the following: (1) If the notification of an improper wage determination for the pr…
  • FAR 22.807 Exemptions.
    …ed before the withdrawal; or (2) To any sealed bid contract (including restricted sealed bidding), unless the withdrawal is made more than 10 days before the bid opening date.
  • FAR 25.103 Exceptions.
    …cting officer learns at any time before the time designated for receipt of bids in sealed bidding or final offers in negotiation that an article on the list is available domestically in sufficient and reasonably available commercial quantit…
  • FAR 32.304-2 Certificate of eligibility.
    …rocedure may be followed for the application of an offeror who is actively negotiating or bidding for a defense contract, except that the guarantee shall not be authorized until the contract has been executed. (j) The contracting officer s…
  • FAR 36.203 Government estimate of construction costs.
    … much detail as though the Government were competing for award. (b) When two-step sealed bidding is used, the independent Government estimate shall be prepared when the contract requirements are definitized. (c) Access to information conc…
  • FAR 52.225-10 Notice of Buy American Requirement—Construction Materials.
    …uested— (i) Will be rejected as nonresponsive if this acquisition is conducted by sealed bidding; or (ii) May be accepted if revised during negotiations. (End of provision) Alternate I (MAY 2014). As prescribed in 25.1102(b)(2), substit…
  • FAR 52.225-22 Notice of Required Use of American Iron, Steel, and Manufactured Goods—Buy American Statute—Construction Materials.
    …uested— (i) Will be rejected as nonresponsive if this acquisition is conducted by sealed bidding; or (ii) May be accepted if revised during negotiations. (End of provision) Alternate I (MAY 2014). As prescribed in 25.1102(e), substitute…
  • DFARS 225.870-3 Submission of offers.
    …t all sealed bids in terms of U.S. currency. Do not adjust contracts awarded under sealed bidding for losses or gains from fluctuation in exchange rates. (d) Except for sealed bids, the Canadian Commercial Corporation normally will submit …

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.