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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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66 sections with “source selection information”: the first 40

  • FAR 3.104-4 Disclosure, protection, and marking of contractor bid or proposal information and source selection information.
    …section, no person or other entity may disclose contractor bid or proposal information or source selection information to any person other than a person authorized, in accordance with applicable agency regulations or procedures, by the agen…
  • DFARS 203.104-4 Disclosure, protection, and marking of contractor bid or proposal information and source selection information.
    (d)(3) For purposes of FAR 3.104-4(d)(3) only, DoD follows the notification procedures in FAR 27.404-5(a). However, FAR 27.404-5(a)(1) does not apply to DoD.
  • FAR 15.101-2 Lowest price technically acceptable source selection process.
    (a) The lowest price technically acceptable source selection process is appropriate when best value is expected to result from selection of the technically acceptable proposal with the lowest evaluated price. (b) When using the lowest pric…
  • FAR 2.101 Definitions.
    …es the description of requirements to satisfy agency needs, solicitation and selection of sources, award of contracts, contract financing, contract performance, contract administration, and those technical and management functions directly …
  • FAR 3.104-3 Statutory and related prohibitions, restrictions, and requirements.
    …her than as provided by law, knowingly disclose contractor bid or proposal information or source selection information before the award of a Federal agency procurement contract to which the information relates. (See 3.104-4(a).) (2) Paragr…
  • FAR 9.505-4 Obtaining access to proprietary information.
    …hout limitations on its use; or (2) Available to the Government or contractor from other sources without restriction. (b) A contractor that gains access to proprietary information of other companies in performing advisory and assistance s…
  • FAR 15.207 Handling proposals and information.
    …fficials. (b) Proposals shall be safeguarded from unauthorized disclosure throughout the source selection process. (See 3.104 regarding the disclosure of source selection information (41 U.S.C. chapter 21, Restrictions on Obtaining and Dis…
  • FAR 9.105-3 Disclosure of preaward information.
    …ey with the company surveyed. (c) Preaward survey information may contain proprietary or source selection information and should be marked with the appropriate legend and protected accordingly (see 3.104-4).
  • FAR 14.211 Release of acquisition information.
    …given unfair advantage over another. See 3.104 regarding requirements for proprietary and source selection information including access to and disclosure thereof. (b) After solicitation. Discussions with prospective bidders regarding a sol…
  • FAR 15.404-2 Data to support proposal analysis.
    …he type of information and level of detail requested in accordance with the specialized resources available at the buying activity and the magnitude and complexity of the required analysis. Field pricing assistance is generally available to…
  • FAR 42.1503 Procedures.
    …valuations may be used to support future award decisions, and should therefore be marked “Source Selection Information”. Evaluation of Federal Prison Industries (FPI) performance may be used to support a waiver request (see 8.604) when FPI …
  • FAR 7.105 Contents of written acquisition plans.
    …s, originally provided for guidance only, shall become mandatory. (b) Plan of action—(1) Sources. (i) Indicate the prospective sources of supplies or services that can meet the need. (ii) Consider required sources of supplies or services …
  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    …that— (A) The orders expected under the BPA are so integrally related that only a single source can reasonably perform the work; (B) The BPA provides only for firm-fixed priced orders for— (1) Products with unit prices established in the…
  • FAR 13.106-1 Soliciting competition.
    …ction shall not apply to solicitations for multiple-award contracts that provide for sole source orders pursuant to section 8(a) of the Small Business Act (15 U.S.C. 637(a)). (v) Except for DoD, contracting officers shall ensure the criter…
  • FAR 15.304 Evaluation factors and significant subfactors.
    …ors must— (1) Represent the key areas of importance and emphasis to be considered in the source selection decision; and (2) Support meaningful comparison and discrimination between and among competing proposals. (c) The evaluation factor…
  • FAR 15.305 Proposal evaluation.
    …lity to perform the contract successfully. The currency and relevance of the information, source of the information, context of the data, and general trends in contractor's performance shall be considered. This comparative assessment of pas…
  • FAR 16.505 Ordering.
    …criteria at 15.101-2(c)(1)-(5) are met when using the lowest price technically acceptable source selection process; and (G) Except for DoD, avoid using the lowest price technically acceptable source selection process to acquire certain sup…
  • FAR 22.1003-4 Administrative limitations, variations, tolerances, and exemptions.
    …urse of trade between buyers and sellers free to bargain, which can be substantiated from sources independent of the manufacturer or contractor. (iii) The contractor will use the same compensation (wage and fringe benefits) plan for all se…
  • FAR 52.222-27 Affirmative Action Compliance Requirements for Construction.
    …duals working at these sites or facilities. (2) Establish and maintain a current list of sources for minority and female recruitment. Provide written notification to minority and female recruitment sources and community organizations when …
  • DFARS 215.101-2-70 Limitations and prohibitions.
    …nd prohibitions apply when considering the use of the lowest price technically acceptable source selection procedures. (a) Limitations. (1) In accordance with section 813 of the National Defense Authorization Act for Fiscal Year 2017 (Pub…
  • DFARS 215.304 Evaluation factors and significant subfactors.
    …ss Subcontracting Plan, other than those based on the lowest price technically acceptable source selection process (see FAR 15.101-2), the extent of participation of small businesses (to include service-disabled veteran-owned small business…
  • DFARS 246.870-2 Policy.
    (a) Sources of electronic parts. (1) Except as provided in paragraph (a)(2) of this section, the Government requires contractors and subcontractors at all tiers, to— (i) Obtain electronic parts that are in production by the original manufa…
  • DFARS 252.244-7001 Contractor Purchasing System Administration.
    … justification and adequate cost or price analysis, as applicable, for any sole or single source award; (10) Perform timely and adequate cost or price analysis and technical evaluation for each subcontractor and supplier proposal or quote …
  • FAR 3.104-1 Definitions.
    …ntract or modification of subcontract means a decision to designate award to a particular source. Federal agency procurement means the acquisition (by using competitive procedures and awarding a contract) of goods or services (including co…
  • FAR 3.700 Scope of subpart.
    … conflict of interest, disclosure or receipt of contractor bid or proposal information or source selection information in exchange for a thing of value or to give anyone a competitive advantage in the award of a Federal agency procurement c…
  • FAR 3.701 Purpose.
    … conflict of interest, disclosure or receipt of contractor bid or proposal information or source selection information in exchange for a thing of value or to give anyone a competitive advantage in the award of a Federal agency procurement c…
  • FAR 9.104-6 Federal Awardee Performance and Integrity Information System.
    …vailable through FAPIIS relating to an affiliate of the offeror, see 9.104-3(c). (3) For source selection evaluations of past performance, see 15.305(a)(2). Contracting officers shall use sound judgment in determining the weight and releva…
  • FAR 13.106-3 Award and documentation.
    …Explaining the absence of competition (see 13.106-1 for brand name purchases) if only one source is solicited and the acquisition does not exceed the simplified acquisition threshold (does not apply to an acquisition of utility services ava…
  • FAR 15.102 Oral presentations.
    …entations as a substitute for portions of a proposal can be effective 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 inf…
  • FAR 15.306 Exchanges with offerors after receipt of proposals.
    …ent of the competitive range. Negotiations are exchanges, in either a competitive or sole source environment, between the Government and offerors, that are undertaken with the intent of allowing the offeror to revise its proposal. These neg…
  • FAR 16.103 Negotiating contract type.
    …C) How the Government will manage and mitigate the risks. (iii) Discuss the Government resources necessary to properly plan for, award, and administer the contract type selected (e.g., resources needed and the additional risks to the Gover…
  • FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.
    …vernment's right to use information contained in this data if it is obtained from another source without restriction. The data subject to this restriction are contained in sheets [insert numbers or other identification of sheets]; and (2) …
  • FAR 4.802 Contract files.
    …files. (e) Contents of contract files that are contractor bid or proposal information or source selection information as defined in 2.101 must be protected from disclosure to unauthorized persons (see 3.104-4). (f) Agencies may retain con…
  • FAR 4.803 Contents of contract files.
    …oposed acquisition as required by part 5 or a reference to the synopsis. (5) The list of sources solicited, and a list of any firms or persons whose requests for copies of the solicitation were denied, together with the reasons for denial.…
  • FAR 7.503 Policy.
    …nditions deemed appropriate by the agency); (ii) Participating as a voting member on any source selection boards; (iii) Approving any contractual documents, to include documents defining requirements, incentive plans, and evaluation crite…
  • FAR 9.505 General rules.
    …mation that was obtained from a Government official without proper authorization; or (2) Source selection information (as defined in 2.101) that is relevant to the contract but is not available to all competitors, and such information woul…
  • FAR 15.002 Types of negotiated acquisition.
    (a) Sole source acquisitions. When contracting in a sole source environment, the request for proposals (RFP) should be tailored to remove unnecessary information and requirements; e.g., evaluation criteria and voluminous proposal preparatio…
  • FAR 17.802 Policy.
    …side of the Government— (i) All contractor bid or proposal information (see 3.104-1) and source selection information associated with providing reverse auction services to the Government; (ii) All information similarly generated to suppor…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    …, economically disadvantaged women-owned, or women-owned small business set-aside or sole-source award regardless of dollar value. (b) Submission of offers. Submit signed and dated offers to the office specified in this solicitation at or …
  • FAR 52.217-10 Reverse Auction.
    …ion service provider to conduct the reverse auction. Any price or proposal information or source selection information received by the reverse auction service provider in relation to the reverse auction shall not be released, outside of the…

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.