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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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23 sections with “best technical design”

  • FAR 2.101 Definitions.
    …ing of the subject under study, rather than any practical application of that knowledge. Best value means the expected outcome of an acquisition that, in the Government's estimation, provides the greatest overall benefit in response to the…
  • FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.
    …ing from this solicitation to the responsible offeror(s) whose proposal(s) represents the best value after evaluation in accordance with the factors and subfactors in the solicitation. (2) The Government may reject any or all proposals if …
  • FAR 52.227-21 Technical Data Declaration, Revision, and Withholding of Payment—Major Systems.
    …nical Data Declaration (JAN 1997) The Contractor, ________, hereby declares that, to the best of its knowledge and belief, the technical data delivered herewith under Government contract No. ________ (and subcontract ________, if appropria…
  • FAR 8.405-6 Limiting sources.
    … determination by the ordering activity contracting officer that the order represents the best value consistent with 8.404(d). (vi) A description of the market research conducted among schedule holders and the results or a statement of the…
  • FAR 16.505 Ordering.
    …der in evaluating proposals, and their relative importance; (D) Where award is made on a best value basis, a written statement documenting the basis for award and the relative importance of quality and price or cost factors; and (E) An op…
  • FAR 34.001 Definition.
    … that ensures that the Government will be offered the lowest cost or price alternative or best technical design meeting its minimum needs.
  • FAR 16.401 General.
    …ntive- and award-fee contracts justifying that the use of this type of contract is in the best interest of the Government. This determination shall be documented in the contract file and, for award-fee contracts, shall address all of the su…
  • FAR 35.005 Work statement.
    … example, the work statement for a cost-reimbursement contract promising the contractor's best efforts for a fixed term would be phrased differently than a work statement for a cost-reimbursement completion contract promising the contractor…
  • DFARS 207.106 Additional requirements for major systems.
    …ograms as defined in 202.101, shall include performance measures that are developed using best practices for responding to the positive or negative performance of a contractor for the engineering and manufacturing development or production …
  • FAR 15.303 Responsibilities.
    …ry boards or panels (if any); and (6) Select the source or sources whose proposal is the best value to the Government (10 U.S.C. 3303(c) and 41 U.S.C. 3703(c)). (c) The contracting officer shall— (1) After release of a solicitation, serv…
  • FAR 15.306 Exchanges with offerors after receipt of proposals.
    …2) The primary objective of discussions is to maximize the Government's ability to obtain best value, based on the requirement and the evaluation factors set forth in the solicitation. (3) At a minimum, the contracting officer must, subjec…
  • FAR 15.404-4 Profit.
    …for financial rewards sufficient to stimulate efficient contract performance, attract the best capabilities of qualified large and small business concerns to Government contracts, and maintain a viable industrial base. (3) Both the Governm…
  • FAR 15.407-2 Make-or-buy programs.
    …ake items” if an overall lower Governmentwide cost would result or it is otherwise in the best interest of the Government. If this situation occurs in any fixed-price incentive or cost-plus-incentive-fee contract, the contracting officer sh…
  • FAR 17.105-1 Uses.
    … continuing over the period of the contract; and (2) A multiyear contract will serve the best interests of the United States by encouraging full and open competition or promoting economy in administration, performance, and operation of the…
  • FAR 36.104 Policy.
    …nce costs; (3) Ensure that rehabilitation of Federally-owned historic buildings utilizes best practices and technologies in retrofitting to promote long-term viability of the buildings; and (4) Ensure pollution prevention and eliminate wa…
  • FAR 42.302 Contract administration functions.
    … of an inconsequential delivery shortage, and it is determined that such action is in the best interests of the Government, notwithstanding the default provisions of the contract. Such action will be taken only upon the written request of t…
  • FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.
    …ssions with offerors. Therefore, the offeror's initial offer should contain the offeror's best terms from a price and technical standpoint. However, the Government reserves the right to conduct discussions if later determined by the Contrac…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    …concern. (7) Assign each subcontract the NAICS code and corresponding size standard that best describes the principal purpose of the subcontract. (f) A master subcontracting plan on a plant or division-wide basis that contains all the ele…
  • FAR 52.232-16 Progress Payments.
    … the progress payment request. The estimates to complete shall represent the Contractor's best estimate of total costs to complete all remaining contract work required under the contract. The estimates shall include sufficient detail to per…
  • FAR 52.232-32 Performance-Based Payments.
    … following certification in each request for performance-based payment: I certify to the best of my knowledge and belief that— (1) This request for performance-based payment is true and correct; this request (and attachments) has been pre…
  • DFARS 208.7003-2 Assignments under coordinated acquisition.
    …quisition threshold in FAR part 2, when contracting by the requiring department is in the best interest of the Government; (d) In an emergency. When an emergency purchase is made, the requiring department must send one copy of the contract…
  • DFARS 215.101-2-70 Limitations and prohibitions.
    …inning in fiscal year 2019. (3) Contracting officers shall make award decisions based on best value factors and criteria, as determined by the resource sponsor (in accordance with agency procedures), for an auditing contract. The use of th…
  • DFARS 225.870-4 Contracting procedures.
    …gible for award, unless the head of the contracting activity determines that it is in the best interest of the Government to make the award to that offeror, based on consideration of the following: (i) The effort made to obtain the data. …

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.