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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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71 sections with “bid opening”: the first 40

  • FAR 22.1014 Delay over 60 days in bid opening or commencement of work.
    If a wage determination was obtained through the e98 process, and bid opening, or commencement of work under a negotiated contract has been delayed, for whatever reason, more than 60 days from the date indicated on the previously submitted …
  • FAR 14.202-7 Facsimile bids.
    …r otherwise restricted by agency procedures, contracting officers may authorize facsimile bids (see 14.201-6(v)). In determining whether or not to authorize facsimile bids, the contracting officer shall consider factors such as— (1) Antici…
  • FAR 14.208 Amendment of invitation for bids.
    …biguous invitation, such changes shall be accomplished by amendment of the invitation for bids using Standard Form 30, Amendment of Solicitation/Modification of Contract. The fact that a change was mentioned at a pre-bid conference does not…
  • FAR 14.303 Modification or withdrawal of bids.
    (a) Bids may be modified or withdrawn by any method authorized by the solicitation, if notice is received in the office designated in the solicitation not later than the exact time set for opening of bids. If the solicitation authorizes fac…
  • FAR 14.304 Submission, modification, and withdrawal of bids.
    (a) Bidders are responsible for submitting bids, and any modifications or withdrawals, 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 au…
  • FAR 14.401 Receipt and safeguarding of bids.
    (a) All bids (including modifications) received before the time set for the opening of bids shall be kept secure. Except as provided in paragraph (b) of this section, the bids shall not be opened or viewed, and shall remain in a locked bid …
  • FAR 14.402-1 Unclassified bids.
    (a) The bid opening officer shall decide when the time set for opening bids has arrived and shall inform those present of that decision. The officer shall then (1) personally and publicly open all bids received before that time, (2) if prac…
  • FAR 14.402-2 Classified bids.
    The general public may not attend bid openings for classified acquisitions. A bidder or its representative may attend and record the results if the individual has the appropriate security clearance. The contracting officer also may make the…
  • FAR 14.402-3 Postponement of openings.
    (a) A bid opening may be postponed even after the time scheduled for bid opening (but otherwise in accordance with 14.208) and— (1) The contracting officer has reason to believe that the bids of an important segment of bidders have been de…
  • FAR 14.403 Recording of bids.
    …ion (or automated equivalent), shall be completed and certified as to its accuracy by the bid opening officer as soon after bid opening as practicable. Where bid items are too numerous to warrant complete recording of all bids, abstract ent…
  • FAR 14.404-1 Cancellation of invitations after opening.
    (a)(1) Preservation of the integrity of the competitive bid system dictates that, after bids have been opened, award must be made to that responsible bidder who submitted the lowest responsive bid, unless there is a compelling reason to rej…
  • FAR 14.404-2 Rejection of individual bids.
    (a) Any bid that fails to conform to the essential requirements of the invitation for bids shall be rejected. (b) Any bid that does not conform to the applicable specifications shall be rejected unless the invitation authorized the submiss…
  • FAR 28.101-3 Authority of an attorney-in-fact for a bid bond.
    (a) Any person signing a bid bond as an attorney-in-fact shall include with the bid bond evidence of authority to bind the surety. (b) An original, or a photocopy or facsimile of an original, power of attorney is sufficient evidence of suc…
  • 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 14.202-1 Bidding time.
    (a) Policy. A reasonable time for prospective bidders to prepare and submit bids shall be allowed in all invitations, consistent with the needs of the Government. (For construction contracts, see 36.213-3(a).) A bidding time (i.e., the time…
  • FAR 14.209 Cancellation of invitations before opening.
    (a) The cancellation of an invitation for bids usually involves a loss of time, effort, and money spent by the Government and bidders. Invitations should not be cancelled unless cancellation is clearly in the public interest; e.g., (1) wher…
  • FAR 14.405 Minor informalities or irregularities in bids.
    …ly a matter of form and not of substance. It also pertains to some immaterial defect in a bid or variation of a bid from the exact requirements of the invitation that can be corrected or waived without being prejudicial to other bidders. Th…
  • FAR 36.213-3 Invitations for bids.
    (a) Invitations for bids for construction shall allow sufficient time for bid preparation (i.e., the period of time between the date invitations are distributed and the date set for opening of bids) (but see 5.203 and 14.202-1) to allow bid…
  • FAR 52.228-1 Bid Guarantee.
    As prescribed in 28.101-2, insert a provision or clause substantially as follows: Bid Guarantee (SEP 1996) (a) Failure to furnish a bid guarantee in the proper form and amount, by the time set for opening of bids, may be cause for rejecti…
  • FAR 2.101 Definitions.
    …ment's estimation, provides the greatest overall benefit in response to the requirement. Bid sample means a product sample required to be submitted by an offeror to show characteristics of the offered products that cannot adequately be des…
  • FAR 14.201-5 Part IV—Representations and instructions.
    …ions as follows: (a) Section K, Representations, certifications, and other statements of bidders. Include in this section those solicitation provisions that require representations, certifications, or the submission of other information by…
  • FAR 14.202-5 Descriptive literature.
    (a) Policy. Contracting officers must not require bidders to furnish descriptive literature unless it is needed before award to determine whether the products offered meet the specification and to establish exactly what the bidder proposes …
  • FAR 14.404-5 All or none qualifications.
    Unless the solicitation provides otherwise, a bid may be responsive notwithstanding that the bidder specifies that award will be accepted only on all, or a specified group, of the items. Bidders shall not be permitted to withdraw or modify …
  • 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 19.302 Protesting a small business representation or rerepresentation.
    …a). (b) Any time after offers are received by the contracting officer, or in the case of bids, opened, the contracting officer may question the small business representation of any offeror in a specific offer by filing a contracting office…
  • FAR 19.306 Protesting a firm's status as a HUBZone small business concern.
    …ested party shall submit its writtten protest to the contracting officer— (i) For sealed bids— (A) By the close of business on the fifth business day after bid opening; or (B) By the close of business on the fifth business day from the d…
  • FAR 19.307 Protesting a firm's status as a service-disabled veteran-owned small business concern.
    …racting officer— (i) To be received by close of business on the fifth business day after bid opening for sealed bid acquisitions; (ii) To be received by close of business on the fifth business day after receipt of the special notification…
  • 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…
  • DFARS 252.245-7005 Management and Reporting of Government Property.
    …and plant clearance officer direction. The Contractor shall include in its invitation for bids the sales terms and conditions provided by the plant clearance officer. (ii) The Contractor may conduct internet-based sales, to include use of …
  • FAR 14.302 Bid submission.
    Bids shall be submitted so that they will be received in the office designated in the invitation for bids not later than the exact time set for opening of bids.
  • FAR 14.402 Opening of bids.
  • FAR 19.308 Protesting a firm's status as an economically disadvantaged women-owned small business concern or women-owned small business concern eligible under the Women-Owned Small Business Program.
    …ing officer— (i) To be received by the close of business by the fifth business day after bid opening for sealed bid acquisitions; (ii) To be received by the close of business by the fifth business day after receipt of the special notifica…
  • 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 52.203-2 Certificate of Independent Price Determination.
    …sclosed by the offeror, directly or indirectly, to any other offeror or competitor before bid opening (in the case of a sealed bid solicitation) or contract award (in the case of a negotiated solicitation) unless otherwise required by law; …
  • FAR 9.105-1 Obtaining information.
    …ctors, including requesting preaward surveys when necessary (see 9.106), promptly after a bid opening or receipt of offers. However, in negotiated contracting, especially when research and development is involved, the contracting officer ma…
  • FAR 9.405 Effect of listing.
    …e excluded from acting as individual sureties (see part 28). (e)(1) After the opening of bids or receipt of proposals or quotes, the contracting officer shall review the exclusion records in SAM. (2) Bids received from any listed contract…
  • FAR 14.000 Scope of part.
    … requirements of contracting for supplies and services (including construction) by sealed bidding, (b) the information to be included in the solicitation (invitation for bids), (c) procedures concerning the submission of bids, (d) requireme…
  • FAR 14.407-1 General.
    After the opening of bids, contracting officers shall examine all bids for mistakes. In cases of apparent mistakes and in cases where the contracting officer has reason to believe that a mistake may have been made, the contracting officer s…

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.