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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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38 sections with “national security purposes”

  • DFARS 225.7303-2 Cost of doing business with a foreign government or an international organization.
    …ze the reasonable and allocable costs of doing business with a foreign government or international organization, even though such costs might not be recognized in the same amounts in pricing other defense contracts. Examples of such costs i…
  • FAR 52.204-25 Prohibition on Contracting for Certain Telecommunications and Video Surveillance Services or Equipment.
    …vernment facilities, physical security surveillance of critical infrastructure, and other national security purposes, video surveillance and telecommunications equipment produced by Hytera Communications Corporation, Hangzhou Hikvision Digi…
  • DFARS 209.572 Conflicts of interest in certain consulting services.
    (a) Scope. (1) This section implements section 812 of the National Defense Authorization Act for Fiscal Year 2024 (Pub. L. 118-31). (2) To the extent that this section is inconsistent with FAR subpart 9.5, this section takes precedence. (…
  • DFARS 225.7004-6 Waiver of restrictions.
    …ments on a timely basis; and (ii) The acquisition is necessary to acquire capability for national security purposes. (2) Document the waiver in a written determination and findings containing— (i) The factors supporting the waiver; and …
  • FAR 4.2101 Definitions.
    …vernment facilities, physical security surveillance of critical infrastructure, and other national security purposes, video surveillance and telecommunications equipment produced by Hytera Communications Corporation, Hangzhou Hikvision Digi…
  • FAR 2.101 Definitions.
    … protected against unauthorized disclosure according to Executive Order 12958, Classified National Security Information, April 17, 1995, or classified in accordance with the Atomic Energy Act of 1954. Cognizant Federal agency means the Fed…
  • FAR 4.402 General.
    (a) Executive Order 12829, January 6, 1993 (58 FR 3479, January 8, 1993), entitled “National Industrial Security Program” (NISP), establishes a program to safeguard Federal Government classified information that is released to contractors, …
  • FAR 40.202-4 Exemptions.
    …exempt from the prohibitions in 40.202 if the procurement or operation is required in the national interest of the United States and— (1) Is for the sole purposes of research, evaluation, training, testing, or analysis for electronic warfa…
  • DFARS 225.7003-3 Exceptions.
    …rmines that the domestic availability of a particular electronic component is critical to national security. (2)(i) Commercially available off-the-shelf (COTS) items containing specialty metals, except the restrictions do apply to contract…
  • FAR 22.807 Exemptions.
    …he requirements of E.O. 11246 may be excluded from a contract subject to E.O. 11246: (1) National security. The agency head may determine that a contract is essential to the national security and that the award of the contract without comp…
  • FAR 22.1305 Waivers.
    …t 52.222-35, Equal Opportunity for Veterans, for— (1) Any contract if a waiver is in the national interest; or (2) Groups or categories of contracts if a waiver is in the national interest and it is— (i) Impracticable to act on each requ…
  • FAR 22.1403 Waivers.
    … for Workers with Disabilities, for— (1) Any contract if a waiver is deemed to be in the national interest; or (2) Groups or categories of contracts if a waiver is in the national interest and it is— (i) Impracticable to act on each requ…
  • DFARS 252.204-7012 Safeguarding Covered Defense Information and Cyber Incident Reporting.
    …he covered contractor information system shall be subject to the security requirements in National Institute of Standards and Technology (NIST) Special Publication (SP) 800-171, “Protecting Controlled Unclassified Information in Nonfederal …
  • DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.
    …which the United States Government is a party, including cooperative agreements with international or multi-national defense organizations, or sales or transfers by the United States Government to foreign governments or international organi…
  • DFARS 252.227-7014 Rights in Other Than Commercial Computer Software and Other Than Commercial Computer Software Documentation.
    …which the United States Government is a party, including cooperative agreements with international or multi-national defense organizations or sales or transfers by the United States Government to foreign governments or international organiz…
  • DFARS 202.101 Definitions.
    …se Logistics Agency, the Defense Threat Reduction Agency, the Missile Defense Agency, the National Geospatial-Intelligence Agency, the National Security Agency, the Strategic Capabilities Office, the United States Cyber Command, the United …
  • DFARS 225.770-5 Waiver of prohibition.
    … identified in paragraph (b) of this subsection determines that a waiver is necessary for national security purposes. (b) The following officials are authorized, without power of delegation, to make the determination specified in paragraph…
  • DFARS 225.7009-4 Waiver.
    … a timely basis; and (b) The acquisition must be made in order to acquire capability for national security purposes.
  • DFARS 225.7011-2 Waiver.
    … a timely basis; and (b) The acquisition must be made in order to acquire capability for national security purposes.
  • DFARS 225.7012-2 Waiver.
    … a timely basis; and (b) The acquisition must be made in order to acquire capability for national security purposes.
  • DFARS 239.7301 Definitions.
    …in a supply chain risk for a covered system (see 10 U.S.C. 3252). Covered system means a national security system, as that term is defined at 44 U.S.C. 3552(b) (see 10 U.S.C. 3252). It is any information system, including any telecommunica…
  • DFARS 252.245-7005 Management and Reporting of Government Property.
    …hine-readable data elements to distinguish an item from all other like and unlike items. National stock number means a 13-digit stock number used to identify items of supply. It consists of a four-digit Federal Supply Code and a nine-digit…
  • FAR 25.401 Exceptions.
    …; (2) Acquisitions of arms, ammunition, or war materials, or purchases indispensable for national security or for national defense purposes; (3) Acquisitions of end products for resale; (4) Acquisitions from Federal Prison Industries, In…
  • FAR 27.302 Policy.
    … circumstances enumerated in paragraph (b)(2)(ii) or (iii) of this section for reasons of national security, the contract shall still provide the contractor with the right to elect ownership to any subject invention that— (i) Is not classi…
  • FAR 31.205-6 Compensation for personal services.
    … U.S.C. 3744(a)(13) and 41 U.S.C. 4304(a)(13), the costs of severance payments to foreign nationals employed under a service contract performed outside the United States are unallowable to the extent that such payments exceed amounts typica…
  • FAR 52.232-12 Advance Payments.
    …eral Deposit Insurance Corporation Act (12 U.S.C. 1811), or a credit union insured by the National Credit Union Administration. (h) Lien on Special Bank Account. The Government shall have a lien upon any balance in the special account para…
  • FAR 52.245-1 Government Property.
    …roperty Administrator, contain the following: (1) The name, part number and description, National Stock Number (if needed for additional item identification tracking and/or disposition), and other data elements as necessary and required in…
  • DFARS 225.401 Exceptions.
    …rtment or agency considers an individual acquisition of a product to be indispensable for national security or national defense purposes and appropriate for exclusion from the provisions of FAR subpart 25.4, it may submit a request with sup…
  • DFARS 234.7002 Policy.
    … commercial product as defined in FAR 2.101; and (B) Such treatment is necessary to meet national security objectives; and (ii) The congressional defense committees are notified at least 30 days before such treatment or acquisition occurs…
  • FAR 9.406-2 Causes for debarment.
    …neral of the United States, that the contractor is not in compliance with Immigration and Nationality Act employment provisions (see Executive Order 12989, as amended by Executive Order 13286). Such determination is not reviewable in the de…
  • FAR 35.017-7 Limitation on the creation of new FFRDC's.
    …retary of the Air Force, the Secretary of Homeland Security, and the Administrator of the National Aeronautics and Space Administration may not obligate or expend amounts appropriated to the Department of Defense for purposes of operating a…
  • FAR 40.202-5 Exceptions.
    …2 do not apply to any activity subject to the reporting requirements under title V of the National Security Act of 1947 (50 U.S.C. 3091 et seq.), any authorized intelligence activities of the United States, or any activity or procurement th…
  • FAR 45.602-2 Reutilization priorities.
    … and safety. (10) Classified items or property determined to be sensitive for reasons of national security; and (e) Dispose of nuclear materials (see 45.603-3(b)(5)) in accordance with the Nuclear Regulatory Commission, applicable state l…
  • FAR 52.209-14 Reserve Officer Training Corps and Military Recruiting on Campus.
    …d Related Agencies Appropriations Act; (3) The Department of Homeland Security; (4) The National Nuclear Security Administration of the Department of Energy; (5) The Department of Transportation; or (6) The Central Intelligence Agency. …
  • FAR 52.227-14 Rights in Data—General.
    …ontract, except— (1) As prohibited by Federal law or regulation (e.g., export control or national security laws or regulations); (2) As expressly set forth in this contract; or (3) If the Contractor receives or is given access to data ne…
  • DFARS 208.7003-2 Assignments under coordinated acquisition.
    …t subject to the special testing procedures. (h) Items to be acquired under FAR 6.302-6 (national security requires limitation of sources); (i) Items to be acquired under FAR 6.302-1 (supplies available only from the original source for f…
  • DFARS 225.7020-4 Joint determination.
    …ifesaving measures; or (iii) Carrying out noncombatant evacuations; or (2) Vital to the national security interests of the United States. (b) Follow the procedures at PGI 225.7020-4(b) when entering into a contract on the basis of a join…
  • DFARS 225.7603 Exceptions.
    …igence or classified purposes, or to the acquisition or lease thereof, in the interest of national security.

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.