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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10 sections with “first source of supply”

  • DFARS 252.246-7008 Sources of Electronic Parts.
    …ense Authorization Act for Fiscal Year 2016 (Pub. L. 114-92)), the Contractor shall— (1) First obtain electronic parts that are in production by the original manufacturer or an authorized aftermarket manufacturer or currently available in …
  • FAR 2.101 Definitions.
    …d on the basis of cost experience with similar contracts, together with supporting data. First article means a preproduction model, initial production sample, test sample, first lot, pilot lot, or pilot models. First article testing means…
  • FAR 17.106-1 General.
    …nd financing arrangements. (c) Cancellation procedures. (1) All program years except the first are subject to cancellation. For each program year subject to cancellation, the contracting officer shall establish a cancellation ceiling. Ceil…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …as in which costs to be incurred on account of manufacturing or production (by offeror or first-tier subcontractors) amount to more than 50 percent of the contract price: (11) HUBZone small business concern. [Complete only if the offeror r…
  • FAR 8.102 Policy.
    When practicable, agencies shall use excess personal property as the first source of supply for agency and cost-reimbursement contractor requirements. Agency personnel shall make positive efforts to satisfy agency requirements by obtaining …
  • FAR 15.404-1 Proposal analysis techniques.
    …an certified cost or pricing data (as defined at 2.101) provided by the offeror. (3) The first two techniques at 15.404-1(b)(2) are the preferred techniques. However, if the contracting officer determines that information on competitive pr…
  • FAR 52.213-4 Terms and Conditions—Simplified Acquisitions (Other Than Commercial Products and Commercial Services).
    …ligence community—see FAR 3.900(a). (ii) 52.204-10, Reporting Executive Compensation and First-Tier Subcontract Awards (JUN 2020) (Pub. L. 109-282) (31 U.S.C. 6101 note) (Applies to contracts valued at or above the threshold specified in F…
  • FAR 41.301 Requirements.
    … and the following as applicable: (1) The date initial service is required. (2) For the first 12 months of full service, estimated maximum demand, monthly consumption, other pertinent information (e.g., demand side management, load or ene…
  • FAR 52.212-5 Contract Terms and Conditions Required To Implement Statutes or Executive Orders—Commercial Products and Commercial Services.
    …igence community—see FAR 3.900(a). __(5) 52.204-10, Reporting Executive Compensation and First-Tier Subcontract Awards (JUN 2020) (Pub. L. 109-282) (31 U.S.C. 6101 note). __(6) [Reserved] __(7) 52.204-14, Service Contract Reporting Requi…
  • FAR 52.219-14 Limitations on Subcontracting.
    …al set-aside. (b) Definition. Similarly situated entity, as used in this clause, means a first-tier subcontractor, including an independent contractor, that— (1) Has the same small business program status as that which qualified the prime…

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.