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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21 sections with “prohibited sources”
- FAR 25.701 Restrictions administered by the Department of the Treasury on acquisitions of supplies or services from prohibited sources.… (b) Except as authorized by OFAC, most transactions involving Cuba, Iran, and Sudan are prohibited, as are most imports from Burma or North Korea into the United States or its outlying areas. In addition, lists of entities and individuals…
- DFARS 225.701 Restrictions administered by the Department of the Treasury on acquisitions of supplies or services from prohibited sources.
- DFARS 252.225-7065 Restriction on Acquisition of Fuel for Overseas Contingency Operations.…in whole or in part, or derivatives of such fuel, that is sourced from nations or regions prohibited from selling petroleum to the United States. See Federal Acquisition Regulation subpart 25.7 and the Office of Foreign Assets Control websi…
- FAR 52.204-30 Federal Acquisition Supply Chain Security Act Orders—Prohibition.…cts or services produced or provided by a source, if the covered article or the source is prohibited by an applicable FASCSA orders as follows: (i) For solicitations and contracts awarded by a Department of Defense contracting office, DoD …
- DFARS 225.7024-2 Prohibition.…in whole or in part, or derivatives of such fuel, that is sourced from nations or regions prohibited from selling petroleum to the United States. See FAR subpart 25.7 and the Office of Foreign Assets Control website at https://ofac.treasury…
- FAR 39.101 Policy.…r a waiver is granted. (See subpart 4.21.) (2) On or after August 13, 2020, agencies are prohibited from entering into a contract, or extending or renewing a contract, with an entity that uses any equipment, system, or service that uses co…
- DFARS 218.201 Contingency operation.…ntingency operation or a humanitarian or peacekeeping operation. See 217.7404-5(b). (10) Prohibited sources. DoD personnel are authorized to make emergency acquisitions in direct support of U.S. or allied forces deployed in military contin…
- FAR 1.102-5 Role of the acquisition team.… in the best interest of the Government and is not specifically addressed in the FAR, nor prohibited by law (statute or case law), Executive order or other regulation, Government members of the Team should not assume it is prohibited. Rathe…
- FAR 13.201 General.…r a waiver is granted. (See subpart 4.21.) (2) On or after August 13, 2020, agencies are prohibited from entering into a contract, or extending or renewing a contract, with an entity that uses any equipment, system, or service that uses co…
- FAR 52.204-29 Federal Acquisition Supply Chain Security Act Orders—Representation and Disclosures.…quisition Supply Chain Security Act Orders—Prohibition. (b) Prohibition. Contractors are prohibited from providing or using as part of the performance of the contract any covered article, or any products or services produced or provided by…
- DFARS 252.225-7040 Contractor Personnel Supporting U.S. Armed Forces Deployed Outside the United States.…t below the legal host-country minimum wage; (H) Be notified of their rights, wages, and prohibited activities prior to signing their employment contract; and (I) If housing is provided, live in housing that meets host-country housing and…
- FAR 2.101 Definitions.…e contractor in connection with a specific contract where employees of the contractor are prohibited from engaging in the unlawful manufacture, distribution, dispensing, possession, or use of a controlled substance. Earned value management…
- FAR 4.2303 FASCSA orders.(a) Executive agencies are prohibited from procuring or obtaining, or extending or renewing a contract to procure or obtain, any covered article, or any products or services produced or provided by a source, including contractor use of cove…
- FAR 16.301-3 Limitations.…ods and effective cost controls are used. (b) The use of cost-reimbursement contracts is prohibited for the acquisition of commercial products and commercial services (see parts 2 and 12).
- FAR 32.102 Description of contract financing methods.…y for partial delivery of supplies or partial performance of services unless specifically prohibited by the contract. Although payments for partial deliveries generally are treated as a method of payment and not as a method of contract fina…
- FAR 34.005-2 Mission-oriented solicitation.…tutions and other not-for-profit organizations, and, if it would be beneficial and is not prohibited, foreign sources. (2) If appropriate, hold a presolicitation conference (see 15.201) and/or send copies of the proposed solicitation to al…
- FAR 52.204-25 Prohibition on Contracting for Certain Telecommunications and Video Surveillance Services or Equipment.…mponent of any system, or as critical technology as part of any system. The Contractor is prohibited from providing to the Government any equipment, system, or service that uses covered telecommunications equipment or services as a substant…
- FAR 52.204-27 Prohibition on a ByteDance Covered Application.…on technology, including certain equipment used by Federal contractors. The Contractor is prohibited from having or using a covered application on any information technology owned or managed by the Government, or on any information technolo…
- FAR 52.225-19 Contractor Personnel in a Designated Operational Area or Supporting a Diplomatic or Consular Mission Outside the United States.…erformance. (k) Military clothing and protective equipment. (1) Contractor personnel are prohibited from wearing military clothing unless specifically authorized by the Combatant Commander. If authorized to wear military clothing, Contract…
- FAR 52.227-11 Patent Rights—Ownership by the Contractor.…he Commissioner of Patents to file foreign patent applications where such filing has been prohibited by a Secrecy Order. (4) The Contractor may request extensions of time for disclosure, election, or filing under paragraphs (c)(1), (c)(2),…
- DFARS 207.106 Additional requirements for major systems.(b)(1)(A) The contracting officer is prohibited by 10 U.S.C. 3208(d)(1) from requiring offers for development or production of major systems that would enable the Government to use technical data to competitively reprocure identical items o…
FAR (chapter 1)
- Part 1 Federal Acquisition Regulations System 58 sections
- Part 2 Definitions of Words and Terms 3 sections
- Part 3 Improper Business Practices and Personal Conflicts of Interest 98 sections
- Part 4 Administrative and Information Matters 116 sections
- Part 5 Publicizing Contract Actions 34 sections
- Part 6 Competition Requirements 34 sections
- Part 7 Acquisition Planning 34 sections
- Part 8 Required Sources of Supplies and Services 67 sections
- Part 9 Contractor Qualifications 106 sections
- Part 10 Market Research 4 sections
- Part 11 Describing Agency Needs 33 sections
- Part 12 Acquisition of Commercial Products and Commercial Services 38 sections
- Part 13 Simplified Acquisition Procedures 49 sections
- Part 14 Sealed Bidding 82 sections
- Part 15 Contracting by Negotiation 81 sections
- Part 16 Types of Contracts 74 sections
- Part 17 Special Contracting Methods 50 sections
- Part 18 Emergency Acquisitions 34 sections
- Part 19 Small Business Programs 126 sections
- Part 22 Application of Labor Laws to Government Acquisitions 205 sections
- Part 23 Environment, Sustainable Acquisition, and Material Safety 38 sections
- Part 24 Protection of Privacy and Freedom of Information 10 sections
- Part 25 Foreign Acquisition 81 sections
- Part 26 Other Socioeconomic Programs 36 sections
- Part 27 Patents, Data, and Copyrights 59 sections
- Part 28 Bonds and Insurance 61 sections
- Part 29 Taxes 23 sections
- Part 30 Cost Accounting Standards Administration 30 sections
- Part 31 Contract Cost Principles and Procedures 87 sections
- Part 32 Contract Financing 175 sections
- Part 33 Protests, Disputes, and Appeals 23 sections
- Part 34 Major System Acquisition 20 sections
- Part 35 Research and Development Contracting 25 sections
- Part 36 Construction and Architect-engineer Contracts 81 sections
- Part 37 Service Contracting 46 sections
- Part 38 Federal Supply Schedule Contracting 3 sections
- Part 39 Acquisition of Information Technology 14 sections
- Part 40 Information Security and Supply Chain Security 12 sections
- Part 41 Acquisition of Utility Services 17 sections
- Part 42 Contract Administration and Audit Services 84 sections
- Part 43 Contract Modifications 14 sections
- Part 44 Subcontracting Policies and Procedures 24 sections
- Part 45 Government Property 33 sections
- Part 46 Quality Assurance 60 sections
- Part 47 Transportation 106 sections
- Part 48 Value Engineering 13 sections
- Part 49 Termination of Contracts 108 sections
- Part 50 Extraordinary Contractual Actions and the Safety Act 34 sections
- Part 51 Use of Government Sources by Contractors 15 sections
- Part 52 Solicitation Provisions and Contract Clauses 680 sections
- Part 53 Forms 61 sections
DFARS (chapter 2, Defense)
- Part 201 Federal Acquisition Regulations System 24 sections
- Part 202 Definitions of Words and Terms 1 sections
- Part 203 Improper Business Practices and Personal Conflicts of Interest 28 sections
- Part 204 Administrative and Information Matters 76 sections
- Part 205 Publicizing Contract Actions 11 sections
- Part 206 Competition Requirements 20 sections
- Part 207 Acquisition Planning 22 sections
- Part 208 Required Sources of Supplies and Services 31 sections
- Part 209 Contractor Qualifications 55 sections
- Part 210 Market Research 2 sections
- Part 211 Describing Agency Needs 22 sections
- Part 212 Acquisition of Commercial Products and Commercial Services 24 sections
- Part 213 Simplified Acquisition Procedures 23 sections
- Part 214 Sealed Bidding 14 sections
- Part 215 Contracting by Negotiation 66 sections
- Part 216 Types of Contracts 36 sections
- Part 217 Special Contracting Methods 64 sections
- Part 218 Emergency Acquisitions 7 sections
- Part 219 Small Business Programs 47 sections
- Part 222 Application of Labor Laws to Government Acquisitions 56 sections
- Part 223 Environment, Sustainable Acquisition, and Material Safety 34 sections
- Part 224 Protection of Privacy and Freedom of Information 2 sections
- Part 225 Foreign Acquisition 251 sections
- Part 226 Other Socioeconomic Programs 14 sections
- Part 227 Patents, Data, and Copyrights 99 sections
- Part 228 Bonds and Insurance 17 sections
- Part 229 Taxes 9 sections
- Part 230 Cost Accounting Standards Administration 2 sections
- Part 231 Contract Cost Principles and Procedures 13 sections
- Part 232 Contract Financing 74 sections
- Part 233 Protests, Disputes, and Appeals 8 sections
- Part 234 Major System Acquisition 13 sections
- Part 235 Research and Development Contracting 16 sections
- Part 236 Construction and Architect-engineer Contracts 25 sections
- Part 237 Service Contracting 67 sections
- Part 239 Acquisition of Information Technology 38 sections
- Part 241 Acquisition of Utility Services 8 sections
- Part 242 Contract Administration and Audit Services 40 sections
- Part 243 Contract Modifications 18 sections
- Part 244 Subcontracting Policies and Procedures 13 sections
- Part 245 Government Property 23 sections
- Part 246 Quality Assurance 39 sections
- Part 247 Transportation 27 sections
- Part 249 Termination of Contracts 14 sections
- Part 250 Extraordinary Contractual Actions and the Safety Act 16 sections
- Part 251 Use of Government Sources by Contractors 5 sections
- Part 252 Solicitation Provisions and Contract Clauses 405 sections
- Part 253 Forms 10 sections
- Part 270 Defense Contracting Programs 7 sections
Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.