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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2,105 sections with “U.S. Contracting Officer”: the first 40

  • FAR 4.403 Responsibilities of contracting officers.
    (a) Presolicitation phase. Contracting officers shall review all proposed solicitations to determine whether access to classified information may be required by offerors, or by a contractor during contract performance. (1) If access to cla…
  • FAR 4.1704 Contracting officer responsibilities.
    (a) For other than indefinite-delivery contracts, the contracting officer shall ensure that 52.204-14, Service Reporting Requirement, is included in solicitations, contracts, and orders as prescribed at 4.1705. For indefinite-delivery contr…
  • FAR 9.504 Contracting officer responsibilities.
    (a) Using the general rules, procedures, and examples in this subpart, contracting officers shall analyze planned acquisitions in order to— (1) Identify and evaluate potential organizational conflicts of interest as early in the acquisitio…
  • FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.
    (a) The contracting officer's determination is final unless appealed as follows: (1) An appeal of a contracting officer's NAICS code designation and the applicable size standard shall be served and filed within 10 calendar days after the i…
  • FAR 19.705-6 Postaward responsibilities of the contracting officer.
    After a contract or contract modification containing a subcontracting plan is awarded or an existing subcontracting plan is amended, the contracting officer shall do the following: (a) Notify the SBA of the award by sending a copy of the a…
  • FAR 19.706 Responsibilities of the cognizant administrative contracting officer.
    The administrative contracting officer is responsible for assisting in evaluating subcontracting plans, and for monitoring, evaluating, and documenting contractor performance under the clause prescribed in 19.708(b) and any subcontracting p…
  • FAR 33.211 Contracting officer's decision.
    …be satisfied or settled by mutual agreement and a decision on the claim is necessary, the contracting officer shall— (1) Review the facts pertinent to the claim; (2) Secure assistance from legal and other advisors; (3) Coordinate with th…
  • FAR 42.705-1 Contracting officer determination procedure.
    (a) Applicability and responsibility. Contracting officer determination shall be used for the following, with the indicated cognizant contracting officer (or cognizant Federal agency official) responsible for establishing the final indirect…
  • DFARS 252.201-7000 Contracting officer's representative.
    As prescribed in 201.602-70, use the following clause: Contracting Officer's Representative (DEC 1991) (a) Definition. Contracting officer's representative means an individual designated in accordance with subsection 201.602-2 of the Defe…
  • FAR 4.101 Contracting officer's signature.
    Only contracting officers shall sign contracts on behalf of the United States. The contracting officer's name and official title shall be typed, stamped, or printed on the contract. The contracting officer normally signs the contract after …
  • FAR 3.603 Responsibilities of the contracting officer.
    (a) Before awarding a contract, the contracting officer shall obtain an authorization under 3.602 if— (1) The contracting officer knows, or has reason to believe, that a prospective contractor is one to which award is otherwise prohibited …
  • FAR 7.204 Responsibilities of contracting officers.
    (a) Contracting officers are responsible for transmitting offeror responses to the solicitation provision at 52.207-4 to appropriate inventory management/requirements development activities in accordance with agency procedures. The economic…
  • FAR 37.103 Contracting officer responsibility.
    (a) The contracting officer is responsible for ensuring that a proposed contract for services is proper. For this purpose the contracting officer shall— (1) Determine whether the proposed service is for a personal or nonpersonal services c…
  • FAR 47.301-1 Responsibilities of contracting officers.
    (a) Contracting officers shall obtain from traffic management offices transportation factors required for (1) solicitations and awards and (2) contract administration, modification, and termination, including the movement of property by the…
  • DFARS 219.706 Responsibilities of the cognizant administrative contracting officer.
    …inistration office also is responsible for reviewing, evaluating, and approving master subcontracting plans. (ii) The small business specialist supports the administrative contracting officer in evaluating a contractor's performance and co…
  • FAR 1.604 Contracting Officer's Representative (COR).
    A contracting officer's representative (COR) assists in the technical monitoring or administration of a contract (see 1.602-2(d)). The COR shall maintain a file for each assigned contract. The file must include, at a minimum— (a) A copy of…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    …ss concern unless the concern waived the evaluation preference. (b)(1) Limitations on subcontracting. A small business concern subject to the limitations on subcontracting is required to comply with the following: (i) For a contract or or…
  • FAR 19.704 Subcontracting plan requirements.
    (a) Each subcontracting plan required under 19.301-2(e) and 19.702(a)(1)(i), (ii), and (iii) shall include— (1) Separate percentage goals for using small business (including ANCs and Indian tribes), veteran-owned small business, service-di…
  • FAR 19.705-2 Determining the need for a subcontracting plan.
    The contracting officer shall take the following actions to determine whether a proposed contractual action requires a subcontracting plan: (a)(1) Determine whether the proposed total contract-dollars will exceed the subcontracting plan th…
  • FAR 19.705-4 Reviewing the subcontracting plan.
    The contracting officer shall review the subcontracting plan for adequacy, ensuring that the required information, goals, and assurances are included (see 19.704). (a) No detailed standards apply to every subcontracting plan. Instead, the …
  • FAR 19.705-5 Awards involving subcontracting plans.
    (a) In making an award that requires a subcontracting plan, the contracting officer shall be responsible for the following: (1) Consider the contractor's compliance with the subcontracting plans submitted on previous contracts as a factor …
  • FAR 19.705-7 Compliance with the subcontracting plan.
    …conomic benefits. When a contractor fails to make a good faith effort to comply with a subcontracting plan, these objectives are not achieved, and 15 U.S.C. 637(d)(4)(F) directs that liquidated damages shall be paid by the contractor. (b) …
  • FAR 19.809-2 Limitations on subcontracting and nonmanufacturer rule.
    (a) Limitations on subcontracting. To be awarded a contract or order under the 8(a) program, the 8(a) participant is required to perform— (1) For services (except construction), at least 50 percent of the cost incurred for personnel with i…
  • FAR 33.210 Contracting officer's authority.
    Except as provided in this section, contracting officers are authorized, within any specific limitations of their warrants, to decide or resolve all claims arising under or relating to a contract subject to the Disputes statute. In accordan…
  • FAR 33.212 Contracting officer's duties upon appeal.
    …nt permitted by any agency procedures controlling contacts with agency BCA personnel, the contracting officer shall provide data, documentation, information, and support as may be required by the agency BCA for use on a pending appeal from …
  • FAR 35.006 Contracting methods and contract type.
    … not available, thus making negotiation necessary. However, the use of negotiation in R&D contracting does not change the obligation to comply with part 6. (b) Selecting the appropriate contract type is the responsibility of the contractin…
  • FAR 35.009 Subcontracting research and development effort.
    …is important that the contractor not subcontract technical or scientific work without the contracting officer's advance knowledge. During the negotiation of a cost-reimbursement R&D contract, the contracting officer shall obtain complete in…
  • FAR 39.103 Modular contracting.
    (a) This section implements 41 U.S.C. 2308. Modular contracting is intended to reduce program risk and to incentivize contractor performance while meeting the Governments need for timely access to rapidly changing technology. Consistent wit…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    As prescribed in 19.708(b), insert the following clause: Small Business Subcontracting Plan (JAN 2025) (a) This clause does not apply to small business concerns. (b) Definitions. As used in this clause— Alaska Native Corporation (ANC) m…
  • FAR 52.219-10 Incentive Subcontracting Program.
    As prescribed in 19.708(c)(1), insert the following clause: Incentive Subcontracting Program (OCT 2014) (a) Of the total dollars it plans to spend under subcontracts, the Contractor has committed itself in its subcontracting plan to try t…
  • FAR 52.219-16 Liquidated Damages—Subcontracting Plan.
    As prescribed in 19.708(b)(2), insert the following clause: Liquidated Damages—Subcontracting Plan (SEP 2021) (a) Failure to make a good faith effort to comply with the subcontracting plan, as used in this clause, means a willful or inten…
  • DFARS 219.702-70 Statutory requirements for the Test Program for Negotiation of Comprehensive Small Business Subcontracting Plans.
    …U.S.C. 637 note, DoD has established a test program to determine whether comprehensive subcontracting plans on a corporate, division, or plant-wide basis will reduce administrative burdens while enhancing subcontracting opportunities for sm…
  • DFARS 219.7103-2 Contracting officer responsibilities.
    Contracting officers shall— (a) Negotiate an advance agreement on the treatment of developmental assistance costs for either credit or reimbursement if the mentor firm proposes such an agreement, or delegate authority to negotiate to the a…
  • DFARS 225.870-4 Contracting procedures.
    … or pricing data, as defined in FAR 2.101. In accordance with FAR 15.403-3(a)(1)(ii), the contracting officer shall require submission of data other than certified cost or pricing data from the offeror, to the extent necessary to determine …
  • DFARS 242.705-1 Contracting officer determination procedure.
    (a) Applicability and responsibility. (1) The corporate administrative contracting officer and individual administrative contracting officers shall jointly decide how to conduct negotiations. Follow the procedures at PGI 242.705-1(a)(1) whe…
  • DFARS 252.215-7011 Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor.
    … the following provision: Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor (JAN 2018) When the proposal is submitted, the Offeror shall also submit one copy each to— (a) The Administ…
  • DFARS 252.219-7003 Small Business Subcontracting Plan (DoD Contracts).
    …cribed in 219.708(b)(1)(A) and (b)(1)(A)(1), use the following clause: Small Business Subcontracting Plan (DoD Contracts)—BASIC (DEC 2019) This clause supplements the Federal Acquisition Regulation 52.219-9, Small Business Subcontracting …
  • DFARS 252.219-7004 Small Business Subcontracting Plan (Test Program).
    As prescribed in 219.708(b)(1)(B), use the following clause: Small Business Subcontracting Plan (Test Program) (DEC 2022) (a) Definitions. As used in this clause— Covered small business concern means a small business concern, veteran-own…
  • FAR 9.405-2 Restrictions on subcontracting.
    … as a subcontractor for any subcontract subject to Government consent (see subpart 44.2), contracting officers shall not consent to subcontracts with such contractors unless the agency head states in writing the compelling reasons for this …
  • FAR 9.702 Contracting with pools.
    … a pool shall be treated the same as any other prospective or actual contractor. (b) The contracting officer shall not award a contract to a pool unless the offer leading to the contract is submitted by the pool in its own name or by an in…

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.