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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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30 sections with “existing systems”

  • FAR 27.409 Solicitation provisions and contract clauses
    …l works, as appropriate (see paragraph (e) of this section); (ii) For the acquisition of existing data, commercial computer software, or other existing data, as described in 27.405-2 through 27.405-4 (see paragraphs (f) and (g) of this sec…
  • FAR 31.205-18 Independent research and development and bid and proposal costs.
    …nt, test, or evaluation of a potential new product or service (or of an improvement in an existing product or service) for the purpose of meeting specific performance requirements or objectives. Development includes the functions of design …
  • FAR 52.246-19 Warranty of Systems and Equipment under Performance Specifications or Design Criteria.
    …nment by which the Government assumes for itself, or as an agent of another, ownership of existing and identified supplies, or approves specific services rendered, as partial or complete performance of the contract. Defect means any condit…
  • DFARS 212.001 Definitions.
    As used in this part— Market research means a review of existing systems, subsystems, capabilities, and technologies that are available or could be made available to meet the needs of DoD in whole or in part. The review shall include, at a…
  • DFARS 252.242-7005 Contractor business systems.
    …l weaknesses in multiple contractor business systems. (ii) If this contract contains pre-existing withholds, and the application of any subsequent payment withholds will cause withholding under this clause to exceed the payment withhold pe…
  • FAR 7.101 Definitions.
    …racts for the design, development, and production of new systems, or for modifications to existing systems that involve redesign of systems or subsystems. Life-cycle cost means the total cost to the Government of acquiring, operating, supp…
  • DFARS 201.201-1 The two councils.
    …y the FAR and/or DFARS citations to be revised. Attach as TAB A a copy of the text of the existing coverage, conformed to include the proposed additions and deletions. Indicate deleted coverage with dashed lines through the current words be…
  • DFARS 234.201 Policy.
    …frame approved by the contracting officer, or the contracting officer determines that the existing earned value management system contains one or more material weaknesses in high-risk guidelines in ANSI/EIA-748 standards (guidelines 1, 3, 6…
  • DFARS 246.270-2 Policy.
    …es, infrastructure, and equipment configured for occupancy, including but not limited to, existing host nation facilities, new construction, and relocatable buildings acquired for use by DoD military or civilian personnel, shall require a p…
  • DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.
    …ent has previously obtained rights shall be delivered, furnished, or provided with the preexisting rights, unless— (i) The parties have agreed otherwise; or (ii) Any restrictions on the Government's rights to use, modify, reproduce, relea…
  • DFARS 252.234-7002 Earned Value Management System.
    …oposed or completed corrective action; (iii) System noncompliance, when the Contractor's existing EVMS fails to comply with the earned value management system guidelines in the ANSI/EIA-748; and (iv) System disapproval, if initial EVMS va…
  • FAR 4.502 Policy.
    …xtent practicable; (2) Are implemented only after considering the full or partial use of existing infrastructures; (3) Facilitate access to Government acquisition opportunities by small business concerns, small disadvantaged business conc…
  • FAR 7.105 Contents of written acquisition plans.
    …t conditions affecting the acquisition, such as— (i) Requirements for compatibility with existing or future systems or programs; and (ii) Any known cost, schedule, and capability or performance constraints. (3) Cost. Set forth the establ…
  • FAR 9.104-1 General standards.
    … the required or proposed delivery or performance schedule, taking into consideration all existing commercial and governmental business commitments; (c) Have a satisfactory performance record (see 9.104-3(b) and subpart 42.15). A prospecti…
  • FAR 12.208 Contract quality assurance.
    Contracts for commercial products shall rely on contractors' existing quality assurance systems as a substitute for Government inspection and testing before tender for acceptance unless customary market practices for the commercial product …
  • FAR 15.407-2 Make-or-buy programs.
    …proposed to make each item or perform each work effort, and a statement as to whether the existing or proposed new facility is in or near a labor surplus area. (vi) Identification of proposed subcontractors, if known, and their location an…
  • FAR 15.407-4 Should-cost review.
    …operation. Instead, these reviews evaluate the economy and efficiency of the contractor's existing work force, methods, materials, equipment, real property, operating systems, and management. These reviews are accomplished by a multi-functi…
  • FAR 22.402 Applicability.
    …r performed in connection with the original construction or as alteration or repair of an existing structure. (2) The requirements of this subpart do not apply to— (i) The manufacturing of components or materials off the site of the work …
  • FAR 22.1003-4 Administrative limitations, variations, tolerances, and exemptions.
    …officer (or contractor with respect to a subcontract) shall consider the practices of the existing contractor in making a determination regarding the conditions in paragraphs (d)(2)(ii) through (v) of this subsection. (vii)(A) The apparent…
  • FAR 25.003 Definitions.
    …nstruction material. Foreign contractor means a contractor or subcontractor organized or existing under the laws of a country other than the United States. Foreign end product means an end product other than a domestic end product. Forei…
  • FAR 42.202 Assignment of contract administration.
    …resources; (2) In the case of authority to issue orders under provisioning procedures in existing contracts and under basic ordering agreements for items and services identified in the schedule, the head of the contracting activity or desi…
  • FAR 42.302 Contract administration functions.
    …perty— (i) Evaluate the contractor's requests for Government property and for changes to existing Government property and provide appropriate recommendations to the contracting officer; (ii) Ensure required screening of Government propert…
  • FAR 46.202-1 Contracts for commercial products and commercial services.
    …en acquiring commercial products (see part 12), the Government shall rely on contractors' existing quality assurance systems as a substitute for Government inspection and testing before tender for acceptance unless customary market practice…
  • FAR 52.222-41 Service Contract Labor Standards.
    … (B) In the case of a contract modification, an exercise of an option, or extension of an existing contract, or in any other case where a Contractor succeeds a contract under which the classification in question was previously conformed pur…
  • FAR 52.245-1 Government Property.
    …grees that no costs shall be allowed for any depreciation, amortization, or use under any existing or future Government contract or subcontract thereunder. The Contractor shall furnish the Contracting Officer a list of all property to which…
  • FAR 52.248-2 Value Engineering—Architect-Engineer.
    …e the following information in each VEP: (1) A description of the difference between the existing the proposed design, the comparative advantage and disadvantages of each, a justification when an item's function is being altered, the effec…
  • DFARS 204.7103-1 Criteria for establishing.
    … used to produce items being acquired by several activities; or (C) A modification to an existing contract line item for a nonseverable deliverable that results in the delivery of a modified item(s) where the item(s) and modification are t…
  • DFARS 215.404-71-2 Performance risk.
    …ent or application of new technology that fundamentally changes the characteristics of an existing product or system and that results in increased technical performance, improved reliability, or reduced costs; or (B) New products or system…
  • DFARS 217.172 Multiyear contracts for supplies.
    …iyear contract provides for production at not less than minimum economic rates, given the existing tooling and facilities (10 U.S.C. 3501(i)(3)(G)). The head of the agency shall submit to OUSD(C)(P/B) information supporting the agency's det…
  • DFARS 252.234-7001 Notice of Earned Value Management System.
    …complies with the EVMS guidelines in ANSI/EIA-748; (B) Distinguish between the offeror's existing management system and modifications proposed to meet the EVMS guidelines; (C) Describe the management system and its application in terms of…

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.