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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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144 sections with “8(a) sole source 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 19.814 Requesting a formal size determination (8(a) sole source requirements).
    (a) If the size status of an 8(a) participant nominated for award of an 8(a) sole source contract is called into question, a request for a formal size determination may be submitted to SBA pursuant to 13 CFR 121.1001(b)(2)(ii) by— (1) The …
  • 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-…
  • DFARS 225.7301-2 Solicitation approval for sole source contracts.
    …fense Pricing, Contracting, and Acquisition Policy, prior to issuing a solicitation for a sole source contract for U.S./FMS combined requirements for a major system that has an estimated contract value that exceeds $500 million. See also 20…
  • 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 19.1406 Sole-source awards.
    (a) A contracting officer shall consider a contract award to a SDVOSB concern on a sole source basis (see 6.302-5(b)(6)), before considering small business set-asides (see 19.203 and subpart 19.5) provided none of the exclusions of 19.1404 …
  • 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 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 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…
  • 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 18.115 HUBZone sole source awards.
    …warded to Historically Underutilized Business Zone (HUBZone) small business concerns on a sole source basis. (See 19.1306.)
  • FAR 18.116 Service-disabled Veteran-owned Small Business (SDVOSB) sole source awards.
    …led Veteran-owned Small Business (SDVOSB) concerns eligible under the SDVOSB Program on a sole source basis. (See 19.1406.)
  • FAR 19.804-3 SBA acceptance.
    …nation 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 …
  • 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) …
  • DFARS 215.408 Solicitation provisions and contract clauses.
    …t 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that is— (i) Cost-reimbursement, if the contract value is expected to exceed $700,00…
  • FAR 19.811-1 Sole source.
    (a) The contract to be awarded by the agency to the SBA shall be prepared in accordance with agency procedures and in the same detail as would be required in a contract with a business concern. The contracting officer shall use the Standard…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    …lanned subcontracting generally, for both commercial and Government business, rather than solely to the Government contract. Once the Contractor's commercial plan has been approved, the Government will not require another subcontracting pla…
  • FAR 2.101 Definitions.
    … These projections may include rates for such things as labor, indirect costs, material obsolescence and usage, spare parts provisioning, and material handling. Forward pricing rate recommendation means a rate set unilaterally by the admin…
  • FAR 6.302-5 Authorized or required by statute.
    ….7). (3) Government Printing and Binding—44 U.S.C. 501-504, 1121 (see subpart 8.8). (4) Sole source awards under the 8(a) Program (15 U.S.C. 637), but see 6.303 for requirements for justification and approval of sole-source 8(a) awards ov…
  • 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 19.806 Pricing the 8(a) contract.
    … requests audit assistance to determine the proposed price to be fair and reasonable in a sole source acquisition, the contracting activity shall furnish it to the extent it is available. (b) An 8(a) contract, sole source or competitive, m…
  • 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 19.1408 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…
  • DFARS 252.246-7007 Contractor Counterfeit Electronic Part Detection and Avoidance System.
    …tor, resistor, or diode), or a circuit assembly (section 818(f)(2) of Pub. L. 112-81). Obsolete electronic part means an electronic part that is no longer available from the original manufacturer or an authorized aftermarket manufacturer. …
  • FAR 4.803 Contents of contract files.
    …with inclusive dates of responsibility. (42) When limiting competition, or awarding on a sole source basis, to economically disadvantaged women-owned small business (EDWOSB) concerns or women-owned small business (WOSB) concerns eligible u…
  • 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 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 13.501 Special documentation requirements.
    (a) Sole source (including brand name) acquisitions. (1) Acquisitions conducted under simplified acquisition procedures are exempt from the requirements in part 6. However, contracting officers must— (i) Conduct sole source acquisitions, a…
  • 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 18.114 Contracting with the Small Business Administration (The 8(a) Program).
    …l Business Administration (SBA) for performance by eligible 8(a) participants on either a sole source or competitive basis. (See Subpart 19.8.)
  • FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.
    …NAICS code designation or applicable size standard. However, with respect to a particular sole source 8(a) contract, only the SBA Associate Administrator for Business Development may appeal a NAICS code designation; or (ii) The Associate o…
  • 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 19.704 Subcontracting plan requirements.
    …ith the product); utilities and other services purchased from a municipality or an entity solely authorized by the municipality to provide those services in a particular geographical region; and philanthropic contributions. Once a contracto…
  • FAR 19.804-6 Indefinite-delivery contracts.
    … competition among 8(a) contractors. (b) The contracting officer may issue an order on a sole source basis when— (1) The multiple-award contract was set aside for exclusive competition among 8(a) participants; (2) The order has an estima…
  • FAR 19.811-3 Contract clauses.
    … and contracts when the acquisition is accomplished using the procedures of 19.805 and in sole source awards which utilize the alternative procedure in 19.811-1(c). (d) The contracting officer shall insert the clause at 52.219-18, Notifica…
  • FAR 19.813 Protesting an 8(a) participant's eligibility or size status.
    (a) The eligibility of an 8(a) participant for a sole source or competitive 8(a) requirement may not be challenged by another 8(a) participant or any other party, either to SBA or any administrative forum as part of a bid or other contract …
  • 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 49.108-8 Assignment of rights under subcontracts.
    …n example in which the Government's interest would be served is when a subcontractor is a sole source and it appears that a delay by the prime contractor in settlement or payment of the subcontractor's proposal will jeopardize the financial…

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.