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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 acquisitions”: the first 40

  • 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 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 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 19.307 Protesting a firm's status as a service-disabled veteran-owned small business concern.
    … used in this section, has the meaning given in 13 CFR 134.1002(b). (b) General. (1) For sole source acquisitions, the contracting officer, the Department of Veterans Affairs (VA), or SBA may protest the apparently successful offeror's ser…
  • 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.
    …sted party, as used in this section, has the meaning given in 13 CFR 127.102. (b)(1) For sole source acquisitions, the contracting officer or SBA may protest the offeror's status as an economically disadvantaged women-owned small business …
  • 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 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 15.203 Requests for proposals.
    …e the complete, original signed proposal at a later date. (e) Letter RFPs may be used in sole source acquisitions and other appropriate circumstances. Use of a letter RFP does not relieve the contracting officer from complying with other F…
  • FAR 19.803 Selecting acquisitions for the 8(a) program.
    …nformation as to the bonding capability of the participant(s); and (4) Either— (i) If a sole source request— (A) The reasons why the participant is considered suitable for this particular acquisition; e.g., previous contracts for the sam…
  • 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 52.213-4 Terms and Conditions—Simplified Acquisitions (Other Than Commercial Products and Commercial Services).
    …The Government reserves the right to terminate this contract, or any part hereof, for its sole convenience. In the event of such termination, the Contractor shall immediately stop all work hereunder and shall immediately cause any and all o…
  • 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 6.001 Applicability.
    …mplified acquisition procedures of part 13 (but see 13.501 for requirements pertaining to sole source acquisitions of commercial products or commercial services under subpart 13.5). (b) Contracts awarded using contracting procedures (other…
  • FAR 6.303-1 Requirements.
    (a) A contracting officer shall not commence negotiations for a sole source contract, commence negotiations for a contract resulting from an unsolicited proposal, or award any other contract without providing for full and open competition u…
  • 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 15.502 Applicability.
    … 15.506, 15.507, 15.508, and 15.509, with reasonable modification, should be followed for sole source acquisitions and acquisitions described in 6.102(d)(1) and (2).
  • 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 25.401 Exceptions.
    …en the limitation of competition would preclude use of the procedures of this subpart; or sole source acquisitions justified in accordance with 13.501(a); and (6) Goods and services specifically excluded under individual trade agreements, …
  • FAR 13.106-1 Soliciting competition.
    …is section 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 c…
  • 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 19.800 General.
    …racts may be awarded to the SBA for performance by eligible 8(a) participants on either a sole source or competitive basis. (c) Acting under the authority of the program, the SBA certifies to an agency that SBA is competent and responsible…
  • FAR 19.805-1 General.
    …hreshold (see paragraph (a)(2) of this section), the SBA may accept the requirement for a sole source 8(a) award if— (1) There is not a reasonable expectation that at least two eligible and responsible 8(a) participants will submit offers …
  • 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 213.7001 Procedures.
    …this part, and also eligible for the 8(a) Program, contracting officers may use— (i) For sole source purchase orders not exceeding the simplified acquisition threshold, the procedures in PGI 219.804-2(2); or (ii) For other types of acquis…
  • FAR 5.202 Exceptions.
    …sed contract action results from an unsolicited research proposal and acceptance is based solely upon the unique capability of the source to perform the particular research services proposed (see 6.302-1(a)(2)(i); (9) The proposed contract…
  • FAR 15.303 Responsibilities.
    …r contract clauses, and data requirements; (4) Ensure that proposals are evaluated based solely on the factors and subfactors contained in the solicitation (10 U.S.C. 3303(c) and 41 U.S.C. 3703(c)); (5) Consider the recommendations of adv…
  • FAR 15.304 Evaluation factors and significant subfactors.
    …is section 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)). (2) The quality of the product or service shall be addresse…
  • FAR 15.403-1 Prohibition on obtaining certified cost or pricing data (10 U.S.C. chapter 271 and 41 U.S.C. chapter 35).
    …or services treated as commercial products or commercial services at 12.102(f)(1), except sole source contracts greater than $25 million, is exempt from the requirements for certified cost or pricing data (41 U.S.C. 1903). (4) Waivers. The…
  • FAR 15.407-4 Should-cost review.
    … Some initial production has already taken place; (ii) The contract will be awarded on a sole source basis; (iii) There are future year production requirements for substantial quantities of like items; (iv) The items being acquired have …
  • 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 19.000 Scope of part.
    …Zone small business concerns; (8) The use of veteran-owned small business concerns; (9) Sole source awards to HUBZone small business concerns, service-disabled veteran-owned small business concerns, and EDWOSB concerns and WOSB concerns e…
  • 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 19.505 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 19.601 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 19.804-6 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 19.1305 HUBZone set-aside procedures.
    …n can be satisfied; and (3) Shall consider HUBZone set-asides before considering HUBZone sole-source awards (see 19.1306) or small business set-asides (see subpart 19.5). (b) To set aside an acquisition for competition restricted to HUBZo…
  • FAR 19.1405 Set-aside procedures.
    …ion can be satisfied; and (3) Shall consider SDVOSB set-asides before considering SDVOSB sole source awards (see 19.1406) or small business set-asides (see subpart 19.5). (b) A contracting officer may restrict competition to SDVOSB concer…

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.