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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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46 sections with “size standard”: the first 40

  • FAR 19.102 Small business size standards and North American Industry Classification System codes.
    (a) Locating size standards and North American Industry Classification System codes. (1) SBA establishes small business size standards on an industry-by-industry basis. Small business size standards and corresponding North American Industry…
  • FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.
    …lows: (1) An appeal of a contracting officer's NAICS code designation and the applicable size standard shall be served and filed within 10 calendar days after the issuance of the initial solicitation or any amendment affecting the NAICS co…
  • FAR 2.101 Definitions.
    …: (1) For use in subpart 9.4, see the definition at 9.403. (2) For use of affiliates in size determinations, see the definition of “small business concern” in this section. Agency head or head of the agency means the Secretary, Attorney …
  • FAR 19.301-1 Representation by the offeror.
    … offeror is required to represent in good faith— (i)(A) That it meets the small business size standard corresponding to the North American Industry Classification System (NAICS) code identified in the solicitation; or (B) For a multiple-a…
  • FAR 19.301-2 Rerepresentation by a contractor that represented its status as a small business concern.
    … concerns identified at 19.000(a)(3) before contract award is required to rerepresent its size and socioeconomic status in accordance with the clause at 52.219-28, Postaward Small Business Program Rerepresentation— (1) For the NAICS code(s…
  • FAR 19.302 Protesting a small business representation or rerepresentation.
    (a)(1) The SBA regulations on small business size and size protests are found at 13 CFR part 121. (2) An offeror, the contracting officer, SBA, or another interested party may protest the small business representation of an offeror in a sp…
  • FAR 19.703 Eligibility requirements for participating in the program.
    …01 and 19.001). For subcontracting purposes, a concern is small if it does not exceed the size standard for the NAICS code that the prime contractor determines best describes the product or service being acquired by the subcontract. (2)(i)…
  • FAR 52.204-8 Annual Representations and Certifications.
    …(NAICS) code for this acquisition is _______ [insert NAICS code]. (2) The small business size standard is _______ [insert size standard]. (3) The small business size standard for a concern that submits an offer, other than on a constructi…
  • FAR 52.219-1 Small Business Program Representations.
    …peration, and qualified as a small business under the criteria in 13 CFR part 121 and the size standard in paragraph (b) of this provision. (2) Affiliates, as used in this definition, means business concerns, one of whom directly or indire…
  • FAR 52.219-8 Utilization of Small Business Concerns.
    …minant in its field of operation and qualified as a small business under the criteria and size standards in 13 CFR part 121, including the size standard that corresponds to the NAICS code assigned to the contract or subcontract. Small disa…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    …stion the representations, it may accept a subcontractor's written representations of its size and socioeconomic status as a small business, small disadvantaged business, veteran-owned small business, service-disabled veteran-owned small bu…
  • FAR 52.219-28 Postaward Small Business Program Rerepresentation.
    …peration, and qualified as a small business under the criteria in 13 CFR part 121 and the size standard in paragraph (d) of this clause. (2) Affiliates, as used in this definition, means business concerns, one of whom directly or indirectl…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    … 2023) (a) North American Industry Classification System (NAICS) code and small business size standard. The NAICS code(s) and small business size standard(s) for this acquisition appear elsewhere in the solicitation. However, the small bus…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …of operation, and qualified as a small business under the criteria in 13 CFR part 121 and size standards in this solicitation. (2) Affiliates, as used in this definition, means business concerns, one of whom directly or indirectly controls…
  • DFARS 252.219-7000 Advancing Small Business Growth.
    …ct resulting from this solicitation, the Offeror may exceed the applicable small business size standard of the North American Industry Classification System (NAICS) code assigned to the contract and would no longer qualify as a small busine…
  • FAR 1.102-2 Performance standards.
    …ccomplishment of tasks, and application of its discipline should be commensurate with the size and nature of a given task. (b) Minimize administrative operating costs. (1) In order to ensure that maximum efficiency is obtained, rules, regu…
  • FAR 19.301-3 Rerepresentation by a contractor that represented itself as other than a small business concern.
    …lf as other than small before contract award may, but is not required to, rerepresent its size status when— (a) The conditions in 19.301-2(b) apply; and (b) The contractor qualifies as a small business concern under the applicable size st…
  • FAR 19.307 Protesting a firm's status as a service-disabled veteran-owned small business concern.
    …are found in 13 CFR 128.500 and 13 CFR part 134. (c) Protests relating to small business size status are subject to the procedures of 19.302. An interested party seeking to protest both the small business size and service-disabled veteran-…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    … in the United States or its outlying areas by business concerns that are small under the size standards for the NAICS codes of the components of the kit. (3) Identification of manufacturers. For the purposes of applying the nonmanufacture…
  • FAR 52.219-3 Notice of HUBZone Set-Aside or Sole-Source Award.
    … 13 CFR 126.616(c); and (2) Each party to the joint venture qualifies as small under the size standard for the solicitation, or the protégé is small under the size standard for the solicitation in a joint venture comprised of a mentor and …
  • FAR 52.219-29 Notice of Set-Aside for, or Sole-Source Award to, Economically Disadvantaged Women-Owned Small Business Concerns.
    … 13 CFR 127.506(c); and (2) Each party to the joint venture qualifies as small under the size standard for the solicitation, or the protégé is small under the size standard for the solicitation in a joint venture comprised of a mentor and …
  • 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.
    … 13 CFR 127.506(c); and (2) Each party to the joint venture qualifies as small under the size standard for the solicitation, or the protégé is small under the size standard for the solicitation in a joint venture comprised of a mentor and …
  • DFARS 219.309 Solicitation provisions and contract clauses.
    …the estimated annual value of the contract is expected to exceed— (i) The small business size standard, if expressed in dollars, for the North American Industry Classification System (NAICS) code assigned by the contracting officer; or (i…
  • FAR 5.205 Special situations.
    …bmit information for evaluation of their R&D capabilities. Contracting officers must synopsize (see 5.201) all subsequent solicitations for R&D contracts, including those resulting from a previously synopsized advance notice, unless one of …
  • FAR 8.405-5 Small business.
    …iness schedule contractor, an ordering agency may only take credit if the awardee meets a size standard that corresponds to the North American Industry Classification System code assigned to the order in accordance with 19.102(b)(3). Orderi…
  • FAR 12.603 Streamlined solicitation for commercial products or commercial services.
    …. (iv) A notice regarding any set-aside and the associated NAICS code and small business size standard. (v) A list of line item number(s) and items, quantities, and units of measure (including option(s), if applicable). (vi) Description …
  • FAR 19.001 Definitions.
    …ess concern, without regard to socioeconomic status); and (2) Is considered small for the size standard under the NAICS code the prime contractor assigned to the subcontract.
  • FAR 19.501 General.
    …sides, in total or in part, or reserves shall specify the NAICS code(s) and corresponding size standard(s) (see 19.102). (f) Except as authorized by law, a contract may not be awarded as a result of a small business set-aside if the cost t…
  • FAR 19.808-1 Sole source.
    …(d) An 8(a) participant must represent that it is a small business in accordance with the size standard corresponding to the NAICS code assigned to the contract. (e) A concern must be a current participant in the 8(a) program at the time o…
  • FAR 19.1505 Set-aside procedures.
    … or WOSB set-aside when the offeror— (1) Qualifies as a small business concern under the size standard corresponding to the NAICS code assigned to the contract; and (2)(i) For an EDWOSB set-aside, is certified pursuant to 13 CFR 127.300 a…
  • FAR 52.219-6 Notice of Total Small Business Set-Aside.
    … which it is bidding on Government contracts, and qualified as a small business under the size standards in this solicitation. (2) Affiliates, as used in paragraph (a)(1) of this clause, means business concerns, one of whom directly or ind…
  • FAR 52.219-7 Notice of Partial Small Business Set-Aside.
    … which it is bidding on Government contracts, and qualified as a small business under the size standards in this solicitation. (2) Affiliates, as used in paragraph (a)(1) of this clause, means business concerns, one of whom directly or ind…
  • FAR 52.219-14 Limitations on Subcontracting.
    …oncern, without regard to its socioeconomic status); and (2) Is considered small for the size standard under the North American Industry Classification System (NAICS) code the prime contractor assigned to the subcontract. (c) Applicabilit…
  • DFARS 252.204-7007 Alternate A, Annual Representations and Certifications.
    … current, accurate, complete, and applicable to this solicitation (including the business size standard applicable to the NAICS code referenced for this solicitation), as of the date of this offer, and are incorporated in this offer by refe…
  • FAR 8.1102 Presolicitation requirements.
    …ication that— (1) The vehicles requested are of maximum fuel efficiency and minimum body size, engine size, and equipment (if any) necessary to fulfill operational needs, and meet prescribed fuel economy standards; (2) The head of the req…
  • DFARS 252.217-7005 Inspection and manner of doing work.
    … or workers. (i)(1) The Government does not guarantee the correctness of the dimensions, sizes, and shapes set forth in any job order, sketches, drawings, plans, or specifications prepared or furnished by the Government, unless the job ord…
  • FAR 19.705-4 Reviewing the subcontracting plan.
    …ctors. If the offerors proposed goals are questionable, the contracting officer must emphasize that the information should be used to develop realistic and acceptable goals. (7) Obtain advice and recommendations from the SBA procurement ce…
  • FAR 22.1703 Policy.
    …ward; and (5) Require that any compliance plan or procedures shall be appropriate to the size and complexity of the contract and the nature and scope of its activities, including the number of non-U.S. citizens expected to be employed and …
  • FAR 26.401 Definitions.
    …n though the food may not be readily marketable due to appearance, age, freshness, grade, size, surplus, or other conditions, in accordance with (b)(2)of the Bill Emerson Good Samaritan Food Donation Act (42 U.S.C. 1791(b)). Excess food me…
  • FAR 27.303 Contract clauses.
    …ods, and processes and in which the distinctive features include only— (i) Variations in size, shape, or capacity of conventional structures; or (ii) Purely artistic or aesthetic (as distinguished from functionally significant) architectu…

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.