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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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207 sections with “proposals”: the first 40

  • FAR 15.203 Requests for proposals.
    (a) Requests for proposals (RFPs) are used in negotiated acquisitions to communicate Government requirements to prospective contractors and to solicit proposals. RFPs for competitive acquisitions shall, at a minimum, describe the— (1) Gove…
  • FAR 15.208 Submission, modification, revision, and withdrawal of proposals.
    (a) Offerors are responsible for submitting proposals, and any revisions, and modifications, so as to reach the Government office designated in the solicitation by the time specified in the solicitation. Offerors may use any transmission me…
  • FAR 15.306 Exchanges with offerors after receipt of proposals.
    …nducting discussions, offerors may be given the opportunity to clarify certain aspects of proposals (e.g., the relevance of an offeror's past performance information and adverse past performance information to which the offeror has not prev…
  • FAR 49.206-1 Submission of settlement proposals.
    …ing settlements with subcontractors and any proposed profit. With the consent of the TCO, proposals may be filed in successive steps covering separate portions of the contractor's costs. Such interim proposals shall include all costs of a p…
  • FAR 52.214-23 Late submissions, modifications, revisions, and withdrawals of technical proposals under two-step sealed bidding.
    …wing provision: Late Submissions, 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…
  • 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 49.107 Audit of prime contract settlement proposals and subcontract settlements.
    …he appropriate audit agency for review and recommendations. The TCO may submit settlement proposals of less than the threshold for obtaining certified cost or pricing data to the audit agency. Referrals shall indicate any specific informati…
  • FAR 52.215-5 Facsimile Proposals.
    As prescribed in 15.209(e), insert the following provision: Facsimile Proposals (OCT 1997) (a) Definition. Facsimile proposal, as used in this provision, means a proposal, revision or modification of a proposal, or withdrawal of a proposa…
  • FAR 49.605 Request to settle subcontractor settlement proposals.
    Contractors requesting authority to settle subcontractor settlement proposals shall furnish applicable information from the list below and any additional information required by the contracting officer: (a) Name of contractor and address o…
  • FAR 52.236-28 Preparation of Proposals—Construction.
    As prescribed in 36.520, insert the following provision: Preparation of Proposals—Construction (OCT 1997) (a) Proposals must be (1) submitted on the forms furnished by the Government or on copies of those forms, and (2) manually signed. T…
  • FAR 53.215-1 Solicitation and receipt of proposals.
    …ification of Contract. SF 30, prescribed in 53.243, may be used for amending requests for proposals and for amending requests for information, as specified in 15.210(b). (c) SF 33 (Rev. 9/97), Solicitation, Offer and Award. SF 33, prescrib…
  • FAR 15.201 Exchanges with industry before receipt of proposals.
    … interested parties, from the earliest identification of a requirement through receipt of proposals, are encouraged. Any exchange of information must be consistent with procurement integrity requirements (see 3.104). Interested parties incl…
  • FAR 15.207 Handling proposals and information.
    (a) Upon receipt at the location specified in the solicitation, proposals and information received in response to a request for information (RFI) shall be marked with the date and time of receipt and shall be transmitted to the designated o…
  • FAR 49.206-2 Bases for settlement proposals.
    (a) Inventory basis. (1) Use of the inventory basis for settlement proposals is preferred. Under this basis, the contractor may propose only costs allocable to the terminated portion of the contract, and the settlement proposal must itemize…
  • FAR 52.214-24 Multiple Technical Proposals.
    As prescribed in 14.201-6(s), insert the following provision: Multiple Technical Proposals (APR 1984) In the first step of this two-step acquisition, solicited sources are encouraged to submit multiple technical proposals presenting diffe…
  • FAR 15.605 Content of unsolicited proposals.
    Unsolicited proposals 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, e…
  • FAR 18.111 Oral requests for proposals.
    Oral requests for proposals are authorized under certain conditions. (See 15.203(f).)
  • FAR 27.407 Rights to technical data in successful proposals.
    …nical), allows the Government to acquire unlimited rights to technical data in successful proposals. Pursuant to the clause, the prospective contractor is afforded the opportunity to specifically identify pages containing technical data to …
  • FAR 49.109-6 Joint settlement of two or more settlement proposals.
    …ctor, the TCO or TCO's concerned may negotiate jointly two or more termination settlement proposals of the same contractor under different contracts, even though the contracts are with different contracting offices or agencies. In such case…
  • DFARS 252.215-7011 Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor.
    …rescribed in 215.408(5)(ii), use the following provision: Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor (JAN 2018) When the proposal is submitted, the Offeror shall also submit one…
  • DFARS 252.215-7012 Requirements for Submission of Proposals via Electronic Media.
    …escribed in 215.408(5)(iii), use the following provision: Requirements for Submission of Proposals Via Electronic Media (JAN 2018) The Offeror shall submit the cost portion of the proposal via the following electronic media: [Insert media…
  • DFARS 252.236-7000 Modification proposals—price breakdown.
    As prescribed in 236.570(a), use the following clause: Modification Proposals—Price Breakdown (DEC 1991) (a) The Contractor shall furnish a price breakdown, itemized as required and within the time specified by the Contracting Officer, wi…
  • FAR 48.103 Processing value engineering change proposals.
    (a) Instructions to the contractor for preparing a VECP and submitting it to the Government are included in paragraphs (c) and (d) of the value engineering clauses prescribed in subpart 48.2. Upon receiving a VECP, the contracting officer o…
  • FAR 49.108 Settlement of subcontract settlement proposals.
  • FAR 49.108-6 Delay in settling subcontractor settlement proposals.
    When a prime contractor's inability to settle with a subcontractor delays the settlement of the prime contract, the TCO may settle with the prime contractor. The TCO shall except the subcontractor settlement proposal from the settlement in …
  • FAR 49.206 Settlement proposals.
  • DFARS 215.203-70 Requests for proposals—tiered evaluation of offers.
    (a) The tiered or cascading order of precedence used for tiered evaluation of offers shall be consistent with FAR part 19. (b) Consideration shall be given to the tiers of small businesses (e.g., 8(a), HUBZone small business, service-disab…
  • DFARS 215.306 Exchanges with offerors after receipt of proposals.
    (c) Competitive range. (1) For acquisitions with an estimated value of $100 million or more, contracting officers should conduct discussions. Follow the procedures at FAR 15.306(c) and (d).
  • DFARS 247.270-3 Evaluation of bids and proposals.
    As a minimum, require that offers include— (a) Tonnage or commodity rates that apply to the bulk of the cargo worked under normal conditions; (b) Labor-hour rates that apply to services not covered by commodity rates, or to work performed…
  • FAR 2.101 Definitions.
    … a general announcement of an agency's research interest including criteria for selecting proposals and soliciting the participation of all offerors capable of satisfying the Government's needs (see 6.102(d)(2)). Building or work means con…
  • FAR 7.106 Additional requirements for major systems.
    …lopment contract, planners shall consider requiring offerors to include, in their offers, proposals to incorporate in the design of a major system— (1) Items which are currently available within the supply system of the agency responsible …
  • FAR 14.201-6 Solicitation provisions.
    …on at 52.214-23, Late Submissions, Modifications, Revisions, and Withdrawals of Technical Proposals under Two-Step Sealed Bidding, in solicitations for technical proposals in step one of two-step sealed bidding. (s) Insert the provision at…
  • FAR 14.503-1 Step one.
    (a) Requests for technical proposals shall be synopsized in accordance with Part 5. The request must include, as a minimum, the following: (1) A description of the supplies or services required. (2) A statement of intent to use the two st…
  • FAR 15.603 General.
    (a) Unsolicited proposals allow unique and innovative ideas or approaches that have been developed outside the Government to be made available to Government agencies for use in accomplishment of their missions. Unsolicited proposals are off…
  • FAR 35.007 Solicitations.
    (a) The submission and subsequent evaluation of an inordinate number of R&D proposals from sources lacking appropriate qualifications is costly and time-consuming to both industry and the Government. Therefore, contracting officers should i…
  • FAR 35.016 Broad agency announcement.
    …pecific system or hardware solution. The BAA technique shall only be used when meaningful proposals with varying technical/scientific approaches can be reasonably anticipated. (b) The BAA, together with any supporting documents, shall— (1…
  • FAR 42.302 Contract administration functions.
    …s. (3) Conduct post-award orientation conferences. (4) Review and evaluate contractors' proposals under subpart 15.4 and, when negotiation will be accomplished by the contracting officer, furnish comments and recommendations to that offic…
  • FAR 49.105 Duties of termination contracting officer after issuance of notice of termination.
    …ine the settlement proposal of the prime contractor and, when appropriate, the settlement proposals of subcontractors; (3) Promptly negotiate settlement with the contractor and enter into a settlement agreement; and (4) Promptly settle th…
  • FAR 49.108-4 Authorization for subcontract settlements without approval or ratification.
    …tisfied with the adequacy of the procedures used by the contractor in settling settlement proposals, including proposals for retention, sale, or other disposal of termination inventory of the immediate and lower tier subcontractors (the TCO…
  • FAR 49.602-1 Termination settlement proposal forms.
    …dard Form 1435, Settlement Proposal (Inventory Basis), shall be used to submit settlement proposals resulting from the termination of fixed-price contracts if the proposals are computed on an inventory basis (see 49.206-2(a)). (b) Standard…

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.