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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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54 sections with “class basis”: the first 40

  • FAR 1.404 Class deviations.
    Class deviations affect more than one contract action. When an agency knows that it will require a class deviation on a permanent basis, it should propose a FAR revision, if appropriate. Civilian agencies, other than NASA, must furnish a co…
  • 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 6.303-1 Requirements.
    … Justifications required by paragraph (a) of this section may be made on an individual or class basis. Any justification for contracts awarded under the authority of 6.302-7 shall only be made on an individual basis. Whenever a justificatio…
  • FAR 2.101 Definitions.
    …ssful performance of ongoing Federal operations. All advisory and assistance services are classified in one of the following definitional subdivisions: (1) Management and professional support services, i.e., contractual services that provi…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    …omply with the following: (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 Governm…
  • FAR 25.702-4 Waiver.
    … national interest recommendation. (c) Agencies may request a waiver on an individual or class basis; however, waivers are not indefinite and can be cancelled if warranted. (1) A class waiver may be requested only when the class of suppli…
  • FAR 25.703-4 Waiver.
    …ient time for review and approval. (b) Agencies may request a waiver on an individual or class basis; however, waivers are not indefinite and can be cancelled, if warranted. (1) A class waiver may be requested only when the class of suppl…
  • DFARS 225.7018-4 Nonavailability determination.
    …tification when individual nonavailability determinations are requested, but denied. (b) Class nonavailability determinations. A class nonavailability determination (i.e., a nonavailability determinations that applies to more than one cont…
  • DFARS 239.7304 Determination and notification.
    …icant supply chain risk to a covered system; (b) Making a determination in writing, in unclassified or classified form, with the concurrence of the Under Secretary of Defense for Acquisition and Sustainment, that— (1) Use of the authority…
  • FAR 5.102 Availability of solicitations.
    …i) Disclosure would compromise the national security (e.g., would result in disclosure of classified information, or information subject to export controls) or create other security risks. The fact that access to classified matter may be ne…
  • FAR 6.202 Establishing or maintaining alternative sources.
    …ubpart 1.7) signed by the head of the agency or designee. This D&F shall not be made on a class basis. (2) Technical and requirements personnel are responsible for providing all necessary data to support their recommendation to exclude a p…
  • FAR 6.302-7 Public interest.
    …aragraph (c)(1) above. (4) This Determination and Finding (D & F) shall not be made on a class basis.
  • FAR 8.405-6 Limiting sources.
    …en disclosure would compromise the national security (e.g., would result in disclosure of classified information) or create other security risks. (b) Items peculiar to one manufacturer. An item peculiar to one manufacturer can be a particu…
  • FAR 16.505 Ordering.
    …en disclosure would compromise the national security (e.g., would result in disclosure of classified information) or create other security risks. (D) The justification is subject to the screening requirement in paragraph (b)(2)(ii)(D)(4) o…
  • FAR 23.106 Exemptions.
    …0 days of issuance of the exemption under this paragraph (b)(1). (2) On an individual or class basis, any manned and unmanned vehicle, vessel, aircraft, or non-road equipment that is used in combat support, combat service support, military…
  • FAR 26.203 Transition of work.
    … not feasible or practicable. This determination may be made on an individual contract or class basis. The written determination shall be prepared within a reasonable time given the circumstances of the emergency. (c) In effecting the tran…
  • FAR 26.204 Justification for expenditures to other than local firms.
    …ed for, and property is protected. (b) The justification may be made on an individual or class basis. The contracting officer approves the justification.
  • FAR 31.205-6 Compensation for personal services.
    … and (o) of this subsection). (2) The total compensation for individual employees or job classes of employees must be reasonable for the work performed; however, specific restrictions on individual compensation elements apply when prescrib…
  • FAR 31.001 Definitions.
    …hile performing assigned tasks which are performed by all persons with the same job. Job class of employees means employees performing in positions within the same job. Labor cost at standard means a preestablished measure of the labor el…
  • FAR 42.302 Contract administration functions.
    …n forms. (20) Ensure processing and execution of duty-free entry certificates. (21) For classified contracts, administer those portions of the applicable industrial security program delegated to the CAO (see Subpart 4.4). (22) Issue work…
  • 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 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …u)(1) of this provision does not contravene requirements applicable to Standard Form 312 (Classified Information Nondisclosure Agreement), Form 4414 (Sensitive Compartmented Information Nondisclosure Agreement), or any other form issued by …
  • 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…
  • DFARS 225.7003-3 Exceptions.
    … A domestic nonavailability determination that applies to more than one contract (i.e., a class domestic nonavailability determination), requires the approval of the USD(A&S). (A) At least 30 days before making a domestic nonavailability d…
  • DFARS 227.7103-13 Government right to review, verify, challenge, and validate asserted restrictions.
    …allenge notice and all related correspondence shall be subject to handling procedures for classified information and controlled unclassified information. A contractor's or subcontractor's failure to respond to the challenge notice cannot be…
  • DFARS 237.104 Personal services contracts.
    …rize one contract at a time; however, an authorizing official may issue a blanket D&F for classes of contracts. (B) Prepare each D&F in accordance with FAR 1.7 and include a determination that— (1) The duties are of a temporary or intermi…
  • DFARS 252.227-7037 Validation of Asserted Restrictions on Technical Data.
    …allenge notice and all related correspondence shall be subject to handling procedures for classified information and controlled unclassified information. Such challenge will— (i) State the specific grounds for challenging the asserted rest…
  • FAR 4.802 Contract files.
    …sers; (3) Minimal establishment of duplicate and working files; (4) The safeguarding of classified documents; and (5) Conformance with agency regulations for file location and maintenance. (d) If the contract files or file segments are …
  • 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 7.105 Contents of written acquisition plans.
    …see 11.002 and part 23). (18) Security considerations. (i) For acquisitions dealing with classified matters, discuss how adequate security will be established, maintained, and monitored (see subpart 4.4). (ii) For information technology a…
  • FAR 16.504 Indefinite-quantity contracts.
    …ds in the acquisition plan or contract file. The contracting officer may determine that a class of acquisitions is not appropriate for multiple awards (see subpart 1.7). (D)(1) No task or delivery order contract in an amount estimated to e…
  • FAR 19.805-1 General.
    … will exceed $8.5 million 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 para…
  • FAR 19.1306 HUBZone sole-source awards.
    …, will not exceed— (i) $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 n…
  • FAR 22.404-2 General requirements.
    …heavy construction. (4) Heavy construction includes those projects that are not properly classified as either building, residential, or highway, and is of a catch-all nature. Such heavy projects may sometimes be distinguished on the basis …
  • FAR 22.406-6 Payrolls and statements.
    …regulatory requirements. Particular attention should be given to— (i) The correctness of classifications and rates; (ii) Fringe benefits payments; (iii) Hours worked; (iv) Deductions; and (v) Disproportionate employment ratios of labor…
  • FAR 22.1301 Definitions.
    …n and affirmative action provisions of 38 U.S.C. 4212; specifically, a veteran who may be classified as a “disabled veteran,” “recently separated veteran,” “active duty wartime or campaign badge veteran,” or an “Armed Forces service medal v…
  • FAR 22.1603 Exceptions.
    …ions of this Executive Order with respect to a particular contract or subcontract, or any class of contracts or subcontracts, including the requirement to include the clause at 52.222-40, or parts of that clause, in contracts. (2) Requests…
  • FAR 33.104 Protests to GAO.
    …om a copy of the report include documents previously furnished to or prepared by a party; classified information; and information that would give the party a competitive advantage; and (B) Protester's documents which the agency determines,…
  • FAR 36.211 Distribution of advance notices and solicitations.
    …erial suppliers. If requested by such organizations, this may be done for all or a stated class of construction projects on an annual or semiannual basis. Contracting officers may determine the geographical extent of distribution of advance…

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.