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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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129 sections with “source of supply”: the first 40

  • DFARS 252.217-7026 Identification of Sources of Supply.
    As prescribed in 217.7303, use the following provision: Identification of Sources of Supply (JAN 2023) (a) The Government is required under 10 U.S.C. 4753 to obtain certain information on the actual manufacturer or sources of supplies it …
  • FAR 52.208-9 Contractor Use of Mandatory Sources of Supply or Services.
    As prescribed in 8.005, insert the following clause: Contractor Use of Mandatory Sources of Supply or Services (MAY 2014) (a) Certain supplies or services to be provided under this contract for use by the Government are required by law to…
  • FAR 8.004 Use of other sources.
    … an agency is unable to satisfy requirements for supplies and services from the mandatory sources listed in 8.002 and 8.003, agencies are encouraged to consider satisfying requirements from or through the non-mandatory sources listed in par…
  • FAR 51.102 Authorization to use Government supply sources.
    (a) Before issuing an authorization to a contractor to use Government supply sources in accordance with 51.101 (a) or (b), the contracting officer shall place in the contract file a written finding supporting issuance of the authorization. …
  • DFARS 252.246-7008 Sources of Electronic Parts.
    As prescribed in 246.870-3(b), use the following clause: Sources of Electronic Parts (JAN 2023) (a) Definitions. As used in this clause— Authorized aftermarket manufacturer means an organization that fabricates a part under a contract wi…
  • DFARS 252.251-7000 Ordering from Government supply sources.
    As prescribed in 251.107, use the following clause: Ordering From Government Supply Sources (AUG 2012) (a) When placing orders under Federal Supply Schedules, Personal Property Rehabilitation Price Schedules, or Enterprise Software Agreem…
  • FAR 8.002 Priorities for use of mandatory Government sources.
    …l satisfy requirements for supplies and services from or through the mandatory Government sources and publications listed below in descending order of priority: (1) Supplies. (i) Inventories of the requiring agency. (ii) Excess from other…
  • FAR 53.251 Contractor use of Government supply sources (OF 347).
    OF 347, Order for Supplies or Services. OF 347, prescribed in 53.213(f), may be used by contractors when requisitioning from the VA, as specified in 51.102(e)(3)(ii).
  • FAR 8.405-6 Limiting sources.
    …is section— (a) Orders or BPAs exceeding the micro-purchase threshold based on a limited sources justification—(1) Circumstances justifying limiting the source. (i) For a proposed order or BPA with an estimated value exceeding the micro-pu…
  • FAR 52.204-29 Federal Acquisition Supply Chain Security Act Orders—Representation and Disclosures.
    …iry, Sensitive compartmented information, Sensitive compartmented information system, and Source have the meaning provided in the clause 52.204-30, Federal Acquisition Supply Chain Security Act Orders—Prohibition. (b) Prohibition. Contract…
  • FAR 52.204-30 Federal Acquisition Supply Chain Security Act Orders—Prohibition.
    … articles from executive agency information systems or the exclusion of one or more named sources or named covered articles from executive agency procurement actions, as described in 41 CFR 201-1.303(d) and (e): (1) The Secretary of Homela…
  • FAR 52.251-1 Government Supply Sources.
    As prescribed in 51.107, insert the following clause: Government Supply Sources (APR 2012) The Contracting Officer may issue the Contractor an authorization to use Government supply sources in the performance of this contract. Title to al…
  • DFARS 227.674 Supply contracts between the Government and a foreign government or concern.
    In negotiating contract prices with a second source, including the redetermination of contract prices, or in determining the allowability of costs under a cost-reimbursement contract with a second source, the contracting officer: (a) Shall…
  • DFARS 251.102 Authorization to use Government supply sources.
    (e) When authorizing contractor use of Government supply sources, follow the procedures at PGI 251.102. (3)(ii) The contracting officer may also authorize the contractor to use the DD Form 1155 when requisitioning from the Department of Ve…
  • DFARS 252.225-7001 Buy American and Balance of Payments Program.
    …red to have been mined, produced, or manufactured in the United States (regardless of its source in fact) if the end product in which it is incorporated is manufactured in the United States and the component is of a class or kind for which …
  • DFARS 252.225-7036 Buy American—Free Trade Agreements—Balance of Payments Program.
    …red to have been mined, produced, or manufactured in the United States (regardless of its source in fact) if the end product in which it is incorporated is manufactured in the United States and the component is of a class or kind for which …
  • FAR 8.404 Use of Federal Supply Schedules.
    …imated value greater than the simplified acquisition threshold and supported by a limited-source justification at 8.405-6(a), the ordering activity contracting officer must— (i) Publicize the action (see 5.301); and (ii) Post the justific…
  • FAR 52.204-28 Federal Acquisition Supply Chain Security Act Orders—Federal Supply Schedules, Governmentwide Acquisition Contracts, and Multi-Agency Contracts.
    … articles from executive agency information systems or the exclusion of one or more named sources or named covered articles from executive agency procurement actions, as described in 41 CFR 201-1.303(d) and (e): (1) The Secretary of Homela…
  • DFARS 252.239-7017 Notice of Supply Chain Risk.
    …uthorities, the Government may consider information, public and non-public, including all-source intelligence, relating to an offeror and its supply chain. (c) If the Government exercises the authority provided in 10 U.S.C. 3252 to limit d…
  • FAR 50.103-2 Types of contract adjustment.
    …tor whose continued performance on any defense contract or whose continued operation as a source of supply is found to be essential to the national defense, the contract may be amended without consideration, but only to the extent necessary…
  • FAR 51.103 Ordering from Government supply sources.
    (a) Contractors placing orders under Federal Supply Schedules shall follow the terms of the applicable schedule and authorization and include with each order— (1) A copy of the authorization (unless a copy was previously furnished to the F…
  • DFARS 212.301 Solicitation provisions and contract clauses for the acquisition of commercial products and commercial services.
    … provision at 252.225-7053, Representation Regarding Prohibition on Use of Certain Energy Sourced from Inside the Russian Federation, as prescribed in 225.7019-4(a), to comply with section 2821 of the National Defense Authorization Act for …
  • DFARS 213.270 Use of the Governmentwide commercial purchase card.
    …member of the Senior Executive Service (SES) makes a written determination that— (i) The source or sources available for the supply or service do not accept the purchase card; and (ii) The contracting office is seeking a source that accep…
  • FAR 2.101 Definitions.
    …es the description of requirements to satisfy agency needs, solicitation and selection of sources, award of contracts, contract financing, contract performance, contract administration, and those technical and management functions directly …
  • FAR 4.2301 Definitions.
    … articles from executive agency information systems or the exclusion of one or more named sources or named covered articles from executive agency procurement actions, as described in 41 CFR 201-1.303(d) and (e): (1) The Secretary of Homela…
  • FAR 4.2303 FASCSA orders.
    …ure or obtain, any covered article, or any products or services produced or provided by a source, including contractor use of covered articles or sources, if that prohibition is established by an applicable FASCSA order issued by the Direct…
  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    …that— (A) The orders expected under the BPA are so integrally related that only a single source can reasonably perform the work; (B) The BPA provides only for firm-fixed priced orders for— (1) Products with unit prices established in the…
  • FAR 16.505 Ordering.
    …criteria at 15.101-2(c)(1)-(5) are met when using the lowest price technically acceptable source selection process; and (G) Except for DoD, avoid using the lowest price technically acceptable source selection process to acquire certain sup…
  • FAR 25.1001 Waiver of right to examination of records.
    …asonable efforts to include the basic clause; (ii) Considering factors such as alternate sources of supply, additional cost, and time of delivery; and (iii) The head of the agency has executed a determination and findings in accordance wi…
  • FAR 34.100 Scope of subpart.
    …rescribes policies and procedures for the testing, qualification, and use of industrial resources manufactured or developed with assistance provided under section 301, 302, or 303 of the Defense Production Act (50 U.S.C. App. 2091-2093). Ti…
  • FAR 49.202 Profit.
    …facilities, and manpower; and (iv) Disposition of termination inventory; (4) Amount and source of capital and extent of risk assumed; (5) Inventive and developmental contributions, and cooperation with the Government and other contractor…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …gram that authorizes contracting officers to limit competition, including award on a sole-source basis, to SDVOSB concerns eligible under the SDVOSB Program. Small business concern—(1) Means a concern, including its affiliates, that is ind…
  • DFARS 215.304 Evaluation factors and significant subfactors.
    …ss Subcontracting Plan, other than those based on the lowest price technically acceptable source selection process (see FAR 15.101-2), the extent of participation of small businesses (to include service-disabled veteran-owned small business…
  • DFARS 227.671 General.
    …he Government may undertake to develop or encourage the development of foreign additional sources of supply. The development of such sources may be accomplished by an agreement, often called a foreign licensing agreement or technical assist…
  • DFARS 246.870-2 Policy.
    (a) Sources of electronic parts. (1) Except as provided in paragraph (a)(2) of this section, the Government requires contractors and subcontractors at all tiers, to— (i) Obtain electronic parts that are in production by the original manufa…
  • DFARS 252.239-7018 Supply Chain Risk.
    …re, firmware and similar procedures, services (including support services), and related resources. (3) The term “information technology” does not include any equipment acquired by a contractor incidental to a contract. Supply chain risk m…
  • FAR 4.2302 Sharing supply chain risk information.
    …there is a reasonable basis to conclude a substantial supply chain risk associated with a source or covered article exists (see 41 CFR 201-1.201). (b) In support of information sharing described in paragraph (a) of this section, the contra…
  • FAR 4.2304 Procedures.
    …ract to remove any covered article, or any products or services produced or provided by a source, prohibited by the newly issued FASCSA order. (ii) Application at the order level. The agency awarding the basic contract may choose to apply …
  • FAR 5.404 Release of long-range acquisition estimates.
    To assist industry planning and to locate additional sources of supply, it may be desirable to publicize estimates of unclassified long-range acquisition requirements. Estimates may be publicized as far in advance as possible.
  • FAR 13.303-2 Establishment of BPAs.
    …ot known in advance and may vary considerably. (2) There is a need to provide commercial sources of supply for one or more offices or projects in a given area that do not have or need authority to purchase otherwise. (3) The use of this p…

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.