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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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91 sections with “additional security”: the first 40

  • FAR 52.228-2 Additional Bond Security.
    As prescribed in 28.106-4(a), insert the following clause: Additional Bond Security (OCT 1997) The Contractor shall promptly furnish additional security required to protect the Government and persons supplying labor or materials under thi…
  • FAR 28.106-3 Additional bond and security.
    (a) When additional bond coverage is required and is secured in whole or in part by the original surety or sureties, agencies shall use Standard Form 1415, Consent of Surety and Increase of Penalty. Standard Form 1415 is authorized for loca…
  • DFARS 252.204-7010 Requirement for Contractor To Notify DoD if the Contractor's Activities are Subject to Reporting Under the U.S.-International Atomic Energy Agency Additional Protocol.
    …r's Activities Are Subject to Reporting Under the U.S.-International Atomic Energy Agency Additional Protocol (JAN 2009) (a) If the Contractor is required to report any of its activities in accordance with Department of Commerce regulation…
  • FAR 32.409-3 Security, supervision, and covenants.
    … these as necessary in each case for protection of the Government's interest. Examples of additional security terms are— (1) Personal or corporate endorsements or guarantees; (2) Pledges of collateral; (3) Subordination or standby of oth…
  • FAR 52.204-30 Federal Acquisition Supply Chain Security Act Orders—Prohibition.
    …ders identified in paragraph (b)(1). (3) The Government may identify in the solicitation additional FASCSA orders that are not in SAM, which are effective and apply to the solicitation and resultant contract. (4) A FASCSA order issued aft…
  • FAR 52.232-12 Advance Payments.
    … after the written notice to the Contractor, the Government may take any of the following additional actions: (i) Withdraw by checks payable to the Treasurer of the United States, signed only by the countersigning agency, all or any part o…
  • FAR 32.202-4 Security for Government financing.
    …ror's financial condition to be adequate security, provided the offeror agrees to provide additional security should that financial condition become inadequate as security (see paragraph (c) of the clause at 52.232-29, Terms for Financing o…
  • FAR 28.102-2 Amount required.
    …100 percent of the original contract price; and (ii) If the contract price increases, an additional amount equal to 100 percent of the increase. (2) Payment bonds. (i) Unless the contracting officer makes a written determination supported…
  • FAR 52.228-16 Performance and Payment Bonds—Other Than Construction.
    …, within __ days, but in any event, before starting work. (d) The Government may require additional performance and payment bond protection if the contract price is increased. The Government may secure the additional protection by directin…
  • DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.
    …n total costs are greater than the firm-fixed-price or ceiling price of the contract, the additional development costs necessary to complete development shall not be considered when determining whether development was at Government, private…
  • DFARS 252.227-7014 Rights in Other Than Commercial Computer Software and Other Than Commercial Computer Software Documentation.
    …n total costs are greater than the firm-fixed-price or ceiling price of the contract, the additional development costs necessary to complete development shall not be considered when determining whether development was at government, private…
  • FAR 4.000 Scope of part.
    …contractor-submitted paper documents, distribution, reporting, retention, and files. (b) Additionally, this part includes policies and procedures to implement security prohibitions and exclusions that restrict Federal agencies from procuri…
  • FAR 31.205-6 Compensation for personal services.
    …ensation for personal services is allowable subject to the following general criteria and additional requirements contained in other parts of this cost principle: (1) Compensation for personal services must be for work performed by the emp…
  • FAR 52.222-41 Service Contract Labor Standards.
    …ployee. The Contractor shall submit Standard Form (SF) 1444, Request for Authorization of Additional Classification and Rate, to the Contracting Officer no later than 30 days after the unlisted class of employee performs any contract work. …
  • FAR 52.228-15 Performance and Payment Bonds—Construction.
    …s at the time of contract award shall be 100 percent of the original contract price. (3) Additional bond protection. (i) The Government may require additional performance and payment bond protection if the contract price is increased. The …
  • FAR 52.232-29 Terms for Financing of Purchases of Commercial Products and Commercial Services.
    …ty provided by the Contractor is insufficient, the Contractor shall promptly provide such additional security as the Contracting Officer determines necessary. In the event the Contractor fails to provide such additional security, the Contra…
  • FAR 52.232-30 Installment Payments for Commercial Products and Commercial Services.
    …ty provided by the Contractor is insufficient, the Contractor shall promptly provide such additional security as the Contracting Officer determines necessary. In the event the Contractor fails to provide such additional security, the Contra…
  • FAR 52.240-1 Prohibition on Unmanned Aircraft Systems Manufactured or Assembled by American Security Drone Act—Covered Foreign Entities.
    …rior to proposing, or using in performance of the contract, any unmanned aircraft system. Additionally, the Contractor shall ensure any effort or expenditure associated with a FASC-prohibited unmanned aircraft system is consistent with a co…
  • DFARS 252.232-7012 Performance-Based Payments—Whole-Contract Basis.
    …ty provided by the Contractor is insufficient, the Contractor shall promptly provide such additional security as the Contracting Officer determines necessary. In the event the Contractor fails to provide such additional security, the Contra…
  • DFARS 252.232-7013 Performance-Based Payments—Deliverable-Item Basis.
    …ty provided by the Contractor is insufficient, the Contractor shall promptly provide such additional security as the Contracting Officer determines necessary. In the event the Contractor fails to provide such additional security, the Contra…
  • FAR 7.108 Additional requirements for telecommuting.
    In accordance with 41 U.S.C. 3306(f), an agency shall generally not discourage a contractor from allowing its employees to telecommute in the performance of Government contracts. Therefore, agencies shall not— (a) Include in a solicitation…
  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    …rements, the contracting officer shall prepare a written determination explaining that no additional contractors capable of fulfilling the requirements could be identified despite reasonable efforts to do so. The determination must clearly …
  • FAR 9.406-4 Period of debarment.
    …arment period. (b) The suspending and debarring official may extend the debarment for an additional period, if that official determines that an extension is necessary to protect the Government's interest. However, a debarment may not be ex…
  • FAR 40.200 Scope of subpart.
    …ition on the procurement and operation of unmanned aircraft systems. (2) [Reserved] (c) Additional security prohibitions and exclusions are found at subparts 4.20 through 4.23 and 25.7.
  • DFARS 212.301 Solicitation provisions and contract clauses for the acquisition of commercial products and commercial services.
    … system, or is in support of a covered system, as defined in 239.7301. (f) The following additional provisions and clauses apply to DoD solicitations and contracts using FAR part 12 procedures for the acquisition of commercial products and…
  • DFARS 225.371-3 Government support.
    …ilian facility in accordance with paragraph (c)(2)(ii) of the clause at 252.225-7040. For additional information, see PGI 225.371-3(d). (e) Letter of authorization. Contractor personnel must have a Synchronized Predeployment and Operationa…
  • DFARS 252.204-7012 Safeguarding Covered Defense Information and Cyber Incident Reporting.
    …yber incident reporting, malicious software, media preservation and protection, access to additional information and equipment necessary for forensic analysis, and cyber incident damage assessment. (3) Apply other information systems secur…
  • DFARS 252.204-7020 NIST SP 800-171 DoD Assessment Requirements.
    …he contractor's system security plan; and (iv) Discussions with the contractor to obtain additional information or clarification, as needed; and (2) Results in a confidence level of “High” in the resulting score. Medium Assessment means …
  • DFARS 252.217-7008 Bonds.
    …to the Government, the Contracting Officer may require the Contractor to furnish whatever additional security the Contracting Officer determines necessary to protect the interests of the Government and of persons supplying labor or material…
  • DFARS 252.217-7016 Plant protection.
    …ous mischief, theft, vandalism, and fire. (b) The Contractor shall also provide whatever additional safeguards are necessary to protect the plant and work in process from espionage, sabotage, and enemy action. (1) The Government shall rei…
  • FAR 2.101 Definitions.
    …ssigned at the discretion of the commercial, nonprofit, or Government entity to establish additional System for Award Management records for identifying alternative EFT accounts (see subpart 32.11) for the same entity. Emergency, as used i…
  • FAR 4.803 Contents of contract files.
    …nsible. (39) Cross-references to pertinent documents that are filed elsewhere. (40) Any additional documents on which action was taken or that reflect actions by the contracting office pertinent to the contract. (41) A current chronologi…
  • FAR 5.102 Availability of solicitations.
    …er is encouraged, when practicable and cost-effective, to make accessible through the GPE additional information related to a solicitation. (3) The contracting officer must ensure that solicitations transmitted using electronic commerce ar…
  • FAR 7.105 Contents of written acquisition plans.
    … selection of contract type. For other than firm-fixed-price contracts, see 16.103(d) for additional documentation guidance. Acquisition personnel shall document the acquisition plan with findings that detail the particular facts and circum…
  • FAR 9.204 Responsibilities for establishment of a qualification requirement.
    …(1) Periodically furnish through the Governmentwide point of entry (GPE) a notice seeking additional sources or products for qualification unless the contracting officer determines that such publication would compromise the national securit…
  • FAR 16.505 Ordering.
    …order using the policies and methods in subpart 15.4. (4) Cost reimbursement orders. For additional requirements for cost-reimbursement orders, see 16.301-3. (5) Time-and-materials or labor-hour orders. For additional requirements for tim…
  • FAR 28.106-5 Consent of surety.
    …tract is modified, the contracting officer shall obtain the consent of surety if— (1) An additional bond is obtained from other than the original surety; (2) No additional bond is required and— (i) The modification is for new work beyond…
  • FAR 28.204 Alternatives in lieu of corporate or individual sureties.
    …204-1 through 28.204-3 or a combination of bonds supported by these types of security and additional surety bonds under 28.202 or 28.203. During the period for which a bond supported by security is required, the contractor may substitute on…
  • FAR 42.302 Contract administration functions.
    …ddress, facility or activity code, remittance address, computations, which do not require additional contract funds, and other such changes (see 43.101). (60) Cause release of shipments from contractor's plants according to the shipping in…
  • FAR 52.204-16 Commercial and Government Entity Code Reporting.
    …ber of NATO or a sponsored nation. Points of contact for codification bureaus, as well as additional information on obtaining NCAGE codes, are available at http://www.nato.int/structur/AC/135/main/links/contacts.htm. (d) Additional guidanc…

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.