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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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43 sections with “NAICS”: the first 40

  • FAR 19.102 Small business size standards and North American Industry Classification System codes.
    … business size standards and corresponding North American Industry Classification System (NAICS) codes are provided at 13 CFR 121.201. They are also available at https://www.sba.gov/document/support--table-size-standards. (2) NAICS codes a…
  • FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.
    …ermination is final unless appealed as follows: (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 solicitati…
  • FAR 19.301-2 Rerepresentation by a contractor that represented its status as a small business concern.
    … the clause at 52.219-28, Postaward Small Business Program Rerepresentation— (1) For the NAICS code(s) in the contract— (i) Within 30 days after execution of a novation agreement or within 30 days after modification of the contract to inc…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    …g: (i) For a contract or order assigned a North American Industry Classification System (NAICS) code for services (except construction), the concern will not pay more than 50 percent of the amount paid by the Government for contract perfor…
  • FAR 19.702 Statutory requirements.
    …multiple-award contract with more than one North American Industry Classification System (NAICS) code, see paragraph (a)(2)(i) of this section. (ii) In sealed bidding acquisitions, each invitation for bids to perform a contract that is exp…
  • FAR 19.804-3 SBA acceptance.
    …tract. (b) As part of the acceptance process, SBA will review the appropriateness of the NAICS code designation assigned to the requirement by the contracting officer. (1) SBA will not challenge the NAICS code assigned to the requirement …
  • FAR 19.1505 Set-aside procedures.
    …hreshold for competition restricted to EDWOSB concerns when the acquisition is assigned a NAICS code in which SBA has determined that WOSB concerns are underrepresented in Federal procurement; or (ii) May set aside acquisitions exceeding t…
  • FAR 52.204-8 Annual Representations and Certifications.
    … and Certifications (MAR 2026) (a)(1) The North American Industry Classification System (NAICS) code for this acquisition is _______ [insert NAICS code]. (2) The small business size standard is _______ [insert size standard]. (3) The sma…
  • FAR 52.219-1 Small Business Program Representations.
    …ccordance with 13 CFR 127.300. (b)(1) The North American Industry Classification System (NAICS) code for this acquisition is ____[insert NAICS code]. (2) The small business size standard is ____[insert size standard]. (3) The small busin…
  • FAR 52.219-28 Postaward Small Business Program Rerepresentation.
    … to paragraph (f) of this clause or, if applicable, paragraph (h) of this clause, for the NAICS code assigned to an order (except that paragraphs (c)(1) through (3) of this clause do not apply to an order issued under a Federal Supply Sched…
  • FAR 19.804-6 Indefinite-delivery contracts.
    …stimated value less than or equal to $8.5 million for acquisitions assigned manufacturing NAICS codes and $5.5 million for all other acquisitions; and (3) The offering and acceptance procedures at 19.804-2 and 19.804-3 are followed. (d) A…
  • FAR 19.1506 Women-Owned Small Business Program sole-source awards.
    … provided none of the exclusions at 19.1504 apply and— (1) The acquisition is assigned a NAICS code in which SBA has determined that WOSB concerns are underrepresented in Federal procurement; (2) The contracting officer does not have a re…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    …ts and Commercial Services (SEP 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 solic…
  • DFARS 252.219-7000 Advancing Small Business Growth.
    …icable 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 business concern for that NAICS code. Small business size standards matche…
  • FAR 2.101 Definitions.
    … Program for Federal contracts assigned a North American Industry Classification Systems (NAICS) code in an industry in which the Small Business Administration (SBA) has determined that WOSB concerns are underrepresented in Federal procurem…
  • FAR 19.001 Definitions.
    …f activity, as listed and described in the North American Industry Classification system (NAICS) manual. Similarly situated entity means a first-tier subcontractor, including an independent contractor, that— (1) Has the same small busines…
  • FAR 19.301-1 Representation by the offeror.
    …usiness size standard corresponding to the North American Industry Classification System (NAICS) code identified in the solicitation; or (B) For a multiple-award contract where there is more than one NAICS code assigned, that it meets the …
  • FAR 19.309 Solicitation provisions and contract clauses.
    …nate II in solicitations that will result in a multiple-award contract with more than one NAICS code assigned. This is authorized for solicitations issued after October 1, 2028 (see 19.102(b)). (b) When contracting by sealed bidding, inser…
  • FAR 19.803 Selecting acquisitions for the 8(a) program.
    …rticipant is eligible in terms of its small business size status relative to the assigned NAICS code, business support levels, and business activity targets; or (ii) If competitive, a statement that at least two 8(a) participants are consi…
  • FAR 19.1306 HUBZone sole-source awards.
    … $8.5 million for a requirement within the North American Industry Classification System (NAICS) codes for manufacturing; or (ii) $5.5 million for a requirement within all other NAICS codes; (3) The requirement is not currently being perf…
  • FAR 19.1406 Sole-source awards.
    …tract, including options, will not exceed— (i) $8.5 million for a requirement within the NAICS codes for manufacturing; or (ii) $5 million for a requirement within any other NAICS code; (3) The requirement is not currently being performe…
  • FAR 52.219-14 Limitations on Subcontracting.
    …ered small for the size standard under the North American Industry Classification System (NAICS) code the prime contractor assigned to the subcontract. (c) Applicability. This clause applies only to— (1) Contracts that have been set aside…
  • DFARS 209.572 Conflicts of interest in certain consulting services.
    …icer shall not award a contract assigned a North American Industry Classification System (NAICS) code beginning with 5416 that involves consulting services to an offeror that both— (1) Cannot certify that neither the offeror nor its subsid…
  • DFARS 219.309 Solicitation provisions and contract clauses.
    …standard, if expressed in dollars, for the North American Industry Classification System (NAICS) code assigned by the contracting officer; or (ii) $70 million, if the small business size standard is expressed as number of employees for the…
  • FAR 4.803 Contents of contract files.
    …include documentation— (i) Of the type and extent of market research; and (ii) That the NAICS code assigned to the acquisition is for an industry that SBA has designated as— (A) Underrepresented for EDWOSB concerns; or (B) Substantially…
  • FAR 5.205 Special situations.
    …ble 8(a) participants; (2) Specifying the North American Industry Classification System (NAICS) code; (3) Advising that eligibility to participate may be restricted to 8(a) participants in either the developmental stage or the development…
  • FAR 5.704 Publicizing preaward.
    …d Reinvestment Act action” field on the “Notice Details” form (Step 2) located below the “NAICS Code” field. In addition, enter the word “Recovery” as the first word in the title field. (c) In preparing the description required by 5.207(a)…
  • FAR 5.705 Publicizing postaward.
    …d Reinvestment Act action” field on the “Notice Details” form (Step 2) located below the “NAICS Code” field. In addition, enter the word “Recovery” as the first word in the title field. (3) In preparing the description required by 5.207(a)…
  • FAR 12.603 Streamlined solicitation for commercial products or commercial services.
    …al Acquisition Circular ______. (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 a…
  • FAR 19.501 General.
    …ll solicitations involving set-asides, 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 …
  • FAR 19.507 Solicitation provisions and contract clauses.
    …)(1)(ii)), when— (i) the item being acquired has been assigned a manufacturing or supply NAICS code, and— (ii)(A) Any portion of the requirement is to be— (1) Set aside for small business and is expected to exceed the simplified acquisit…
  • FAR 19.703 Eligibility requirements for participating in the program.
    …bcontracting 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) Unless the prime cont…
  • FAR 19.804-2 Agency offering.
    …f the statement of work, if available. (2) The estimated period of performance. (3) The NAICS code that applies to the principal nature of the acquisition. (4) The anticipated dollar value of the requirement, including options, if any. …
  • FAR 19.804-5 Basic ordering agreements and blanket purchase agreements.
    …es, the participant otherwise exits the 8(a) program, or becomes other than small for the NAICS code assigned under the BOA or the BPA, SBA will not accept new orders under the BOA or BPA for the participant.
  • FAR 19.805-1 General.
    …on for acquisitions assigned manufacturing North American Industry Classification System (NAICS) codes and $5.5 million for all other acquisitions. (b) Where an acquisition exceeds the competitive threshold (see paragraph (a)(2) of this se…
  • FAR 19.808-1 Sole source.
    …ent 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 of an 8(a) sole-source award. (f) A…
  • FAR 19.810 SBA appeals.
    …The terms and conditions of a proposed 8(a) contract, including the contracting officer's NAICS code designation and estimate of the fair market price. (4) A contracting officer's decision that an acquisition previously procured under the …
  • FAR 52.204-10 Reporting Executive Compensation and First-Tier Subcontract Awards.
    …ported in FPDS. (xiv) The applicable North American Industry Classification System code (NAICS). (3) Executive compensation of the first-tier subcontractor. Unless otherwise directed by the Contracting Officer, by the end of the month fol…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …pplicable to this solicitation (including the business size standard(s) applicable to the NAICS code(s) referenced for this solicitation), at the time this offer is submitted and are incorporated in this offer by reference (see FAR 4.1201),…
  • FAR 52.219-8 Utilization of Small Business Concerns.
    …nd size standards in 13 CFR part 121, including the size standard that corresponds to the NAICS code assigned to the contract or subcontract. Small disadvantaged business concern, consistent with 13 CFR 124.1001, means a small business con…

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.