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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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50 sections with “sole-source 8(a) contract”: the first 40

  • FAR 19.1506 Women-Owned Small Business Program sole-source awards.
    (a) A contracting officer shall consider a contract award to an EDWOSB concern on a sole-source basis (see 6.302-5(b)(7)) before considering small business set-asides (see 19.203 and subpart 19.5) provided none of the exclusions at 19.1504 …
  • FAR 19.1508 Contract clauses.
    …The contracting officer shall insert the clause at 52.219-29, Notice of Set-Aside for, or Sole-Source Award to, Economically Disadvantaged Women-owned Small Business Concerns, in solicitations and contracts for acquisitions that are set asi…
  • FAR 52.212-5 Contract Terms and Conditions Required To Implement Statutes or Executive Orders—Commercial Products and Commercial Services.
    …18) (41 U.S.C. 2313). __(14) [Reserved] __(15) 52.219-3, Notice of HUBZone Set-Aside or Sole-Source Award (OCT 2022) (15 U.S.C. 657a). __(16) 52.219-4, Notice of Price Evaluation Preference for HUBZone Small Business Concerns (OCT 2022) …
  • FAR 52.219-27 Notice of Set-Aside for, or Sole-Source Award to, Service-Disabled Veteran-Owned Small Business (SDVOSB) Concerns Eligible Under the SDVOSB Program.
    As prescribed in 19.1408, insert the following clause: Notice of Set-Aside for, or Sole-Source Award to, Service-Disabled Veteran-Owned Small Business (SDVOSB) Concerns Eligible Under the SDVOSB Program (FEB 2024) (a) Definition. Service-…
  • FAR 52.219-29 Notice of Set-Aside for, or Sole-Source Award to, Economically Disadvantaged Women-Owned Small Business Concerns.
    As prescribed in 19.1508(a), insert the following clause: Notice of Set-Aside for, or Sole-Source Award to, Economically Disadvantaged Women-Owned Small Business Concerns (OCT 2022) (a) Definition—Economically disadvantaged women-owned sm…
  • FAR 52.219-30 Notice of Set-Aside for, or Sole-Source Award to, Women-Owned Small Business Concerns Eligible Under the Women-Owned Small Business Program.
    As prescribed in 19.1508(b), insert the following clause: Notice of Set-Aside for, or Sole-Source Award to, Women-Owned Small Business Concerns Eligible Under the Women-Owned Small Business Program (OCT 2022) (a) Definition—Women-owned sm…
  • FAR 6.303-2 Content.
    … of the specific authority cited. (b) As a minimum, each justification, except those for sole-source 8(a) contracts over $30 million (see paragraph (d) of this section), shall include the following information: (1) Identification of the a…
  • FAR 19.507 Solicitation provisions and contract clauses.
    …tion threshold, and in any solicitations and contracts that are set aside or awarded on a sole-source basis in accordance with subparts 19.8, 19.13, 19.14, or 19.15, regardless of dollar value. This includes multiple-award contracts when or…
  • FAR 19.808-1 Sole source.
    (a) The SBA may not accept for negotiation a sole-source 8(a) contract that exceeds $30 million unless the requesting agency has completed a justification in accordance with the requirements of 6.303. (b) The SBA is responsible for initiat…
  • FAR 19.1306 HUBZone sole-source awards.
    …tracting officer shall consider a contract award to a HUBZone small business concern on a sole-source basis (see 6.302-5(b)(5)) before considering a small business set-aside (see 19.203 and subpart 19.5), provided none of the exclusions at …
  • FAR 19.1309 Contract clauses.
    …e contracting officer shall insert the clause at 52.219-3, Notice of HUBZone Set-Aside or Sole-Source Award, in solicitations and contracts for acquisitions that are set aside or awarded on a sole-source basis to, HUBZone small business con…
  • FAR 19.1406 Sole-source awards.
    …easonable price. (b) Effective January 1, 2024, a contracting officer shall only award a sole-source contract to a concern that— (1) Is designated in SAM as an SDVOSB concern certified by SBA; or (2) Has represented that it is an SDVOSB …
  • FAR 19.1408 Contract clauses.
    …The contracting officer shall insert the clause at 52.219-27, Notice of Set-Aside for, or Sole-Source Award to, Service-Disabled Veteran-Owned Small Business (SDVOSB) Concerns Eligible Under the SDVOSB Program, in solicitations and contract…
  • FAR 52.219-3 Notice of HUBZone Set-Aside or Sole-Source Award.
    As prescribed in 19.1309(a), insert the following clause: Notice of HUBZone Set-Aside or Sole-Source Award (OCT 2022) (a) Definition. “HUBZone small business concern,” as used in this clause, means a small business concern, certified by t…
  • FAR 9.104-3 Application of standards.
    …ontracting may be considered nonresponsible (see 52.219-3, Notice of HUBZone Set-Aside or Sole-Source Award; 52.219-4, Notice of Price Evaluation Preference for HUBZone Small Business Concerns; 52.219-14, Limitations on Subcontracting; 52.2…
  • FAR 16.504 Indefinite-quantity contracts.
    …ent of work, thus creating the likelihood that orders in those areas will be awarded on a sole-source basis; however, each awardee need not be capable of performing every requirement as well as any other awardee under the contracts. The con…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    …9.14, and 19.15: (i) Contracts that are set aside. (ii) Contracts that are awarded on a sole-source basis. (iii) Orders that are set-aside as described in 8.405-5 and 16.505(b)(2)(i)(F). (iv) Orders that are issued directly in accordanc…
  • FAR 32.113 Customary contract financing.
    …2.10 (but not both). (e) Financing of contracts for supplies or services awarded under a sole-source acquisition as defined in 2.101 and using the procedures of part 15, through either progress payments based on costs in accordance with su…
  • FAR 52.219-14 Limitations on Subcontracting.
    … business concerns identified in 19.000(a)(3); (3) Contracts that have been awarded on a sole-source basis in accordance with subparts 19.8, 19.13, 19.14, and 19.15; (4) Orders expected to exceed the simplified acquisition threshold and t…
  • DFARS 206.303-2 Content.
    ….303-2(b), each justification shall include the information at FAR 6.303-2(b), except for sole-source 8(a) contracts over $100 million (see paragraph (d) of this section). (ii) Include the information required by PGI 206.303-2(b)(i) in jus…
  • DFARS 219.808-1 Sole source.
    For sole-source requirements processed under the PA, follow the procedures at PGI 219.808-1. (a) In lieu of the threshold at FAR 19.808-1(a), the SBA may not accept for negotiation a DoD sole-source 8(a) contract exceeding $100 million unl…
  • FAR 2.101 Definitions.
    …“HUBZone small business concern” through any of the following procurement methods: (1) A sole-source award to a HUBZone small business concern. (2) Set-aside awards based on competition restricted to HUBZone small business concerns. (3) …
  • FAR 19.306 Protesting a firm's status as a HUBZone small business concern.
    …d in this section— Interested party has the meaning given in 13 CFR 126.103. (b)(1) For sole-source procurements, SBA or the contracting officer may protest the prospective contractor's certified HUBZone status; for all other procurements…
  • FAR 52.219-1 Small Business Program Representations.
    …a program that authorizes contracting officers to limit competition, including award on a sole-source basis, to SDVOSB concerns eligible under the SDVOSB Program. Small business concern—(1) Means a concern, including its affiliates, that i…
  • DFARS 206.303-1 Requirements.
    …ct for Fiscal Year 2020 (Pub. L. 116-92), no justification and approval is required for a sole-source contract under the 8(a) authority (15 U.S.C. 637(a)) for an amount not exceeding $100 million. (b) In lieu of FAR 6.303-1(b), in accordan…
  • DFARS 206.304 Approval of the justification.
    …. L. 116-92), the head of the procuring activity is the approval authority for a proposed sole-source 8(a) contract exceeding $100 million. This authority may only be delegated to an officer or employee who— (1) If a member of the armed fo…
  • FAR 6.303-1 Requirements.
    …3) Obtains the approval required by 6.304. (b) The contracting officer shall not award a sole-source contract under the 8(a) authority (15 U.S.C. 637(a)) for an amount exceeding $30 million unless— (1) The contracting officer justifies th…
  • FAR 16.505 Ordering.
    … or services ordered are unique or highly specialized. (C) The order must be issued on a sole-source basis in the interest of economy and efficiency because it is a logical follow-on to an order already issued under the contract, provided …
  • FAR 19.307 Protesting a firm's status as a service-disabled veteran-owned small business concern.
    …y the veteran, spouse, or permanent caregiver of such veteran; or (iii) For set-aside or sole-source service contract or order ostensible subcontractor protests, the protester presents credible evidence of the alleged undue reliance on a s…
  • 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.
    …en it is in connection with an EDWOSB contract; or (iii) For WOSB or EDWOSB set-aside or sole-source service contracts or orders, the protest presents evidence that the prime contractor is unduly reliant on a small entity subcontractor tha…
  • FAR 52.204-8 Annual Representations and Certifications.
    …owned, economically disadvantaged women-owned, or women-owned small business set-aside or sole-source award regardless of dollar value. (b)(1) If the provision at 52.204-7, System for Award Management, is included in this solicitation, par…
  • DFARS 270.102 Policy.
    (a) The contracting officer may only award one sole-source, follow-on contract to the incumbent contractor if— (1) The contractor has represented that it is a qualified business; and (2) The contract is for the continued development, prod…
  • FAR 6.302-5 Authorized or required by statute.
    …Program (15 U.S.C. 637), but see 6.303 for requirements for justification and approval of sole-source 8(a) awards over $30 million. (See subpart 19.8.) (5) Sole source awards under the HUBZone Act of 1997—15 U.S.C. 657a (see 19.1306). (6)…
  • FAR 8.405-6 Limiting sources.
    …ordering procedures. The original order or BPA must not have been previously issued under sole-source or limited-sources procedures. (ii) See 8.405-6(c) for the content of the justification for an order or BPA exceeding the simplified acqu…
  • FAR 13.106-1 Soliciting competition.
    …es exceeding the simplified acquisition threshold. The requirements at 13.501(a) apply to sole-source (including brand-name) acquisitions of commercial products and commercial services conducted pursuant to subpart 13.5. (3) See 5.102(a)(6…
  • FAR 13.501 Special documentation requirements.
    …e with 5.102(a)(6). (2) Justifications and approvals are required under this subpart for sole-source (including brand-name) acquisitions or portions of an acquisition requiring a brand-name. If the justification is to cover only the portio…
  • FAR 19.402 Small Business Administration procurement center representatives.
    …o the following: (1) Reviewing proposed acquisitions to recommend— (i) The set-aside or sole-source award to a small business of selected acquisitions; (ii) New qualified small business sources, including veteran-owned small, service-dis…
  • FAR 19.601 General.
    …encies. (c) The COC program is applicable to all Government acquisitions except for 8(a) sole-source awards. A contracting officer shall, upon determining an apparent successful small business offeror to be nonresponsible, refer that small…
  • FAR 19.804-3 SBA acceptance.
    …etter. For a joint venture, SBA will determine eligibility as part of its acceptance of a sole-source requirement and will approve the joint venture agreement prior to award in accordance with 13 CFR 124.513(e). (1) Sole source award where…
  • FAR 19.804-5 Basic ordering agreements and blanket purchase agreements.
    …offering and SBA accepting the BOA or BPA itself. (b) SBA will not accept for award on a sole-source basis any order that would cause the total dollar amount of orders issued under a specific BOA or BPA to exceed the competitive threshold …

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.