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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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105 sections with “classification”: the first 40

  • FAR 22.406-3 Additional classifications.
    (a) If any laborer or mechanic is to be employed in a classification that is not listed in the wage determination applicable to the contract, the contracting officer, pursuant to the clause at 52.222-6, Construction Wage Rate Requirements, …
  • FAR 47.305-9 Commodity description and freight classification.
    …Generally, the freight rate for supplies is based on the rating applicable to the freight classification description published in the National Motor Freight Classification (NMFC) (for carriers) and the Uniform Freight Classification (UFC) (…
  • FAR 52.247-53 Freight Classification Description.
    … system, nonstandard, or modifications of previously shipped items, and different freight classifications may apply: Freight Classification Description (APR 1984) Offerors are requested to indicate below the full Uniform Freight Classific…
  • 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…
  • DFARS 245.201-70 Security classification.
    Follow the procedures at PGI 245.201-70 for security classification.
  • FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.
    (a) The contracting officer's determination 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 i…
  • DFARS 204.7107 Contract accounting classification reference number (ACRN) and agency accounting identifier (AAI).
    Traceability of funds from accounting systems to contract actions is accomplished using ACRNs and AAIs. Follow the procedures at PGI 204.7107 for use of ACRNs and AAIs.
  • FAR 22.1019 Additional classes of service employees.
    …easonable relationship (i.e., appropriate level of skill comparison) between the unlisted classifications and the classifications listed in the determination (see paragraph (c) of the clause at 52.222-41, Service Contract Labor Standards). …
  • FAR 52.204-2 Security Requirements.
    …rnished to the Contractor. (c) If, subsequent to the date of this contract, the security classification or security requirements under this contract are changed by the Government and if the changes cause an increase or decrease in security…
  • FAR 52.222-6 Construction Wage Rate Requirements.
    …less than the appropriate wage rate and fringe benefits in the wage determination for the classification of work actually performed, without regard to skill, except as provided in the clause entitled Apprentices and Trainees. Laborers or me…
  • FAR 52.222-9 Apprentices and Trainees.
    …ntice. (2) The allowable ratio of apprentices to journeymen on the job site in any craft classification shall not be greater than the ratio permitted to the Contractor as to the entire work force under the registered program. (3) Any work…
  • FAR 52.222-41 Service Contract Labor Standards.
    …to be employed under the contract (i.e., the work to be performed is not performed by any classification listed in the wage determination) so as to provide a reasonable relationship (i.e., appropriate level of skill comparison) between such…
  • DFARS 204.7103-1 Criteria for establishing.
    …ivery dates for the units by destination in the delivery schedule. (4) Single accounting classification citation. (i) Each contract line item shall reference a single accounting classification citation except as provided in paragraph (a)(4…
  • FAR 4.1005-1 Required data elements.
    …scription of what is being purchased. (3) Product or Service Code (PSC). (4) Accounting classification citation. (i) Line items or deliverable subline items. If multiple accounting classifications for a single deliverable apply, include …
  • FAR 52.232-25 Prompt payment.
    …urt, ice cream, mayonnaise, salad dressings, and other similar products, fall within this classification. Nothing in the Act limits this classification to refrigerated products. When questions arise regarding the proper classification of a …
  • DFARS 204.7104-1 Criteria for establishing.
    …price columns. (3) Informational subline items shall be used to identify each accounting classification citation assigned to a single contract line item number when use of multiple citations is authorized (see 204.7103-1(a)(4)(ii)). (b) S…
  • FAR 4.402 General.
    …ces agreements with DoD, and DoD components, shall use the DD Form 254, Contract Security Classification Specification, to provide security classification guidance to U.S. contractors, and subcontractors as applicable, requiring access to i…
  • FAR 2.101 Definitions.
    …or means a concern that does not exceed the size standard for the North American Industry Classification Systems code that the prime contractor determines best describes the product or service being acquired by the subcontract. Small Busin…
  • FAR 4.403 Responsibilities of contracting officers.
    …d phase. Contracting officers shall inform contractors and subcontractors of the security classifications and requirements assigned to the various documents, materials, tasks, subcontracts, and components of the classified contract as ident…
  • FAR 4.1003 Establishing line items.
    …ngle line item may be used. (b) Single unit price or total price. (c) Single accounting classification citation. A single deliverable may be funded by multiple accounting classifications when the deliverable effort cannot be otherwise sub…
  • FAR 22.406-4 Apprentices and trainees.
    …with the requirements of the clause at 52.222-9, the contracting officer shall reject the classification and require the contractor to pay the affected employees at the rates applicable to the classification of the work actually performed.
  • FAR 22.406-7 Compliance checking.
    …g includes the following activities: (1) Employee interviews to determine correctness of classifications, rates of pay, fringe benefits payments, and hours worked. (See Standard Form 1445.) (2) On-site inspections to check type of work pe…
  • FAR 22.1008-2 Successorship with incumbent contractor collective bargaining agreement.
    …nations at SAM.gov to obtain the prevailing wage determination for those service employee classifications that are not covered by the collective bargaining agreement. The contracting officer shall separately list in the solicitation and con…
  • FAR 36.603 Collecting data on and appraising firms' qualifications.
    …er Qualifications,” Part II, and when applicable, SF 330, Part I. (c) Data files and the classification of firms. Under the direction of the parent agency, offices or permanent evaluation boards shall maintain an architect-engineer qualifi…
  • FAR 47.207-3 Description of shipment, origin, and destination.
    …tations— (1) An inventory if the freight consists of nonbulk items; and (2) The freight classification description, which should be obtained from the transportation office. If a freight classification description is not available, use a c…
  • FAR 47.305-1 Solicitation requirements.
    …rate, drum, bundle, skids, and when applicable, package number from the governing freight classification. (d) Number of units packed in one container. (e) Guaranteed maximum shipping weight; cubic measurement; and length, width, and heigh…
  • FAR 52.204-8 Annual Representations and Certifications.
    … Annual Representations 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 …
  • FAR 52.219-1 Small Business Program Representations.
    …rd-party certifier in accordance 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…
  • FAR 52.219-14 Limitations on Subcontracting.
    …us); 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) Applicability. This clause applies only to— (1) Contracts t…
  • FAR 52.222-8 Payrolls and Basic Records.
    …ain the name, address, and social security number of each such worker, his or her correct classification, hourly rates of wages paid (including rates of contributions or costs anticipated for bona fide fringe benefits or cash equivalents th…
  • FAR 52.222-32 Construction Wage Rate Requirements—Price Adjustment (Actual Method).
    …unit price per single craft hour for schedule of indefinite-quantity work. For each labor classification, the difference between the actual wage and benefit rates (combined) paid and the wage and benefit rates (combined) required by the new…
  • FAR 52.247-64 Preference for Privately Owned U.S.-Flag Commercial Vessels.
    …n Assistance Act of 1961 (22 U.S.C. 2353); (3) Shipments of classified supplies when the classification prohibits the use of non-Government vessels; and (4) Subcontracts or purchase orders for the acquisition of commercial products or com…
  • DFARS 204.7101 Definitions.
    Accounting classification reference number (ACRN) means any combination of a two position alpha/numeric code used as a method of relating the accounting classification citation to detailed line item information contained in the schedule. A…
  • FAR 4.1004 Establishing subline items.
    …cally the same, except for minor variations such as— (i) Size or color; (ii) Accounting classification, but see also 4.1005-1(a)(4); or (iii) Date of delivery, destination, or period or place of performance; (2) Separately priced collat…
  • FAR 4.1005-2 Exceptions.
    …elivery contract, but shall be provided in each order at the time of issuance: accounting classification, delivery date and destination, or period and place of performance. (2) Indefinite-delivery indefinite-quantity (IDIQ) and requirement…
  • FAR 4.1202 Solicitation provision and contract clause.
    … that will result in a multiple-award contract with more than one North American Industry Classification System code assigned (see 19.102(b)). When the provision at 52.204-7, System for Award Management, is included in the solicitation, do …
  • FAR 5.205 Special situations.
    …tition limited to eligible 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 s…
  • FAR 5.207 Preparation and transmittal of synopses.
    …ed in Synopses to identify services or supplies. Contracting officers must use one of the classification codes identified at https://www.sam.gov to identify services or supplies in synopses. (f) Notice of solicitation cancellation. Contrac…
  • FAR 8.405-5 Small business.
    …edit 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). Ordering activities should rely on the small business representation…
  • FAR 14.203-1 Transmittal to prospective bidders.
    …de the United States shall be sent by electronic data interchange or air mail if security classification permits.

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.