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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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104 sections with “source selection”: 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…
  • 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 15.308 Source selection decision.
    The source selection authority's (SSA) decision shall be based on a comparative assessment of proposals against all source selection criteria in the solicitation. While the SSA may use reports and analyses prepared by others, the source sel…
  • FAR 15.302 Source selection objective.
    The objective of source selection is to select the proposal that represents the best value.
  • 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.
  • DFARS 215.101-2 Lowest price technically acceptable source selection process.
  • DFARS 252.246-7008 Sources of Electronic Parts.
    As prescribed in 246.870-3(b), use the following clause: Sources of Electronic Parts (JAN 2023) (a) Definitions. As used in this clause— Authorized aftermarket manufacturer means an organization that fabricates a part under a contract wi…
  • 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 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 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 15.303 Responsibilities.
    (a) Agency heads are responsible for source selection. The contracting officer is designated as the source selection authority, unless the agency head appoints another individual for a particular acquisition or group of acquisitions. (b) T…
  • 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…
  • DFARS 203.170 Business practices.
    To ensure the separation of functions for oversight, source selection, contract negotiation, and contract award, departments and agencies shall adhere to the following best practice policies: (a) Senior leaders shall not perform multiple r…
  • 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…
  • 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 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 15.404-2 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 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 4.803 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 6.302-5 Authorized or required by statute.
    …rizes or requires that the acquisition be made through another agency or from a specified source; or (ii) The agency's need is for a brand name commercial product for authorized resale. (b) Application. This authority may be used when sta…
  • 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 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 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 15.101 Best value continuum.
    …ncy can obtain best value in negotiated acquisitions by using any one or a combination of source selection approaches. In different types of acquisitions, the relative importance of cost or price may vary. For example, in acquisitions where…
  • FAR 16.504 Indefinite-quantity contracts.
    …s under a single solicitation for the same or similar supplies or services to two or more sources. (ii)(A) The contracting officer must determine whether multiple awards are appropriate as part of acquisition planning. The contracting offi…
  • FAR 19.804-3 SBA acceptance.
    …n to the SBA Office of Hearings and Appeals under subpart C of 13 CFR part 134. (c) Sole source 8(a) awards. If an appropriate match exists, SBA will advise the contracting officer whether it will participate in contract negotiations or wh…
  • 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 in…
  • 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 52.222-27 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 207.106 Additional requirements for major systems.
    …or upgrades. (vi) Use of build-to-print approaches to enable production through multiple sources. (vii) Acquisition of complete technical data packages. (viii) Periodic competitions for subsystem upgrades. (ix) Licensing of additional s…
  • DFARS 215.303 Responsibilities.
    …(2) For high-dollar value and other acquisitions, as prescribed by agency procedures, the source selection authority shall approve a source selection plan before the solicitation is issued. Follow the procedures at PGI 215.303(b)(2) for pre…
  • 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 252.215-7016 Notification to Offerors—Postaward Debriefings.
    …s implementing such section, for at least the 1-year period preceding the solicitation of sources by DoD for the procurement (10 U.S.C. 3014). (b) Postaward debriefing. (1) Upon timely request, the Government will provide a written or oral…

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.