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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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87 sections with “subject matter”: the first 40

  • FAR 52.227-10 Filing of Patent Applications—Classified Subject Matter.
    …ribed at 27.203-2, insert the following clause: Filing of Patent Applications—Classified Subject Matter (DEC 2007) (a) Before filing or causing to be filed a patent application in the United States disclosing any subject matter of this co…
  • FAR 27.203 Security requirements for patent applications containing classified subject matter.
  • FAR 2.101 Definitions.
    … science. The primary aim of basic research is a fuller knowledge or understanding 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 Go…
  • FAR 52.101 Using part 52.
    …R provisions and clauses, each in its own separate subsection. The subpart is arranged by subject matter, in the same order as, and keyed to, the parts of the FAR. Each FAR provision or clause is uniquely identified. All FAR provision and c…
  • FAR 19.705-7 Compliance with the subcontracting plan.
    …r shall ask the contractor to provide— (i) Contract numbers for the Government contracts subject to the plan; (ii) The total Government sales during the contractor's fiscal year; and (iii) The amount of payments made under the Government…
  • FAR 27.203-1 General.
    (a) Unauthorized disclosure of classified subject matter, whether in patent applications or resulting from the issuance of a patent, may be a violation of 18 U.S.C. 792, et seq. (Chapter 37—Espionage and Censorship), and related statutes, a…
  • FAR 27.302 Policy.
    …contractor may, after required disclosure to the Government, elect to retain title to any subject invention. (2) A contract may require the contractor to assign to the Government title to any subject invention— (i) When the contractor is …
  • FAR 52.209-12 Certification Regarding Tax Matters.
    … tax assessment for which the liability remains unsatisfied, unless the assessment is the subject of an installment agreement or offer in compromise that has been approved by the Internal Revenue Service and is not in default, or the assess…
  • FAR 52.222-27 Affirmative Action Compliance Requirements for Construction.
    … a commitment to employ the apprentices and trainees at the completion of their training, subject to the availability of employment opportunities. Trainees must be trained pursuant to training programs approved by the U.S. Department of Lab…
  • FAR 52.227-11 Patent Rights—Ownership by the Contractor.
    …permitted by law or Government regulations, available to the public on reasonable terms. Subject invention means any invention of the Contractor made in the performance of work under this contract. (b) Contractor's rights (1) Ownership. T…
  • FAR 52.227-13 Patent Rights—Ownership by the Government.
    …permitted by law or Government regulations, available to the public on reasonable terms. Subject invention, means any invention of the Contractor made in the performance of work under this contract. (b) Ownership—(1) Assignment to the Gov…
  • FAR 52.227-14 Rights in Data—General.
    … or ignore the markings at any time after said period and the data will no longer be made subject to any disclosure prohibitions. (iii) If the Contractor provides written justification to substantiate the propriety of the markings within t…
  • DFARS 252.227-7038 Patent Rights—Ownership by the Contractor (Large Business).
    …permitted by law or Government regulations, available to the public on reasonable terms. Subject invention means any invention of the Contractor made in the performance of work under this contract. (b) Contractor's rights—(1) Ownership. T…
  • FAR 27.203-2 Contract clause.
    Insert the clause at 52.227-10, Filing of Patent Applications—Classified Subject Matter, in all classified solicitations and contracts and in all solicitations and contracts where the nature of the work reasonably might result in a patent a…
  • FAR 31.205-47 Costs related to legal and other proceedings.
    …not exceed 80 percent. Agreements reached under paragraph (c) of this subsection shall be subject to this limitation. If, however, an agreement described in paragraph (c)(1) of this subsection explicitly states the amount of otherwise allow…
  • FAR 31.603 Requirements.
    …ough (5), or to which 31.205-47(c) exceptions apply, the cost of that proceeding shall be subject to the limitations in 31.205-47(e). (16) Costs incurred in connection with a Congressional investigation or inquiry into an issue that is the…
  • FAR 33.104 Protests to GAO.
    …eadquarters offices, if desired) whom the GAO may contact who are knowledgeable about the subject matter of the protest. Each agency shall be responsible for promptly advising the GAO of any change in the designated officials. (b) Protests…
  • FAR 50.103-4 Facts and evidence.
    …ral income taxes. (5) A statement of the contractor's understanding of why the request's subject matter cannot now, and could not at the time it arose, be disposed of under the contract terms. (6) The best supporting evidence available to…
  • FAR 52.209-7 Information Regarding Responsibility Matters.
    … with the award to or performance by the offeror of a Federal contract or grant, been the subject of a proceeding, at the Federal or State level that resulted in any of the following dispositions: (i) In a criminal proceeding, a conviction…
  • FAR 53.200 Scope of subpart.
    …quisition. Consistent with the approach used in subpart 52.2, this subpart is arranged by subject matter, in the same order as, and keyed to, the parts of the FAR in which the form usage requirements are addressed. For example, forms addres…
  • DFARS 227.7009-4 Additional clauses—contracts providing for payment of a running royalty.
    …elease and settlement agreements, and license agreements, when it is desired to cover the subject matter thereof and the contract provides for payment of a running royalty. (a) License grant—running royalty. No Department shall be obligate…
  • DFARS 237.7204 Format and clauses for educational service agreements.
    …n standards. (c) All students under this agreement shall register in the same manner, be subject to the same academic regulations, and have the same privileges, including the use of all facilities and equipment as any other students enroll…
  • FAR 1.401 Definition.
    …t with the intent, principle, or substance of the prescription or related coverage on the subject matter in the FAR. (e) The authorization of lesser or greater limitations on the use of any solicitation provision, contract clause, policy, …
  • FAR 1.402 Policy.
    …isition methods. Refer to 31.101 for instructions concerning deviations pertaining to the subject matter of part 31, Contract Cost Principles and Procedures. Deviations are not authorized with respect to 30.201-3 and 30.201-4, or the requir…
  • FAR 1.700 Scope of subpart.
    …dings (D&F's). Requirements for specific types of D&F's can be found with the appropriate subject matter.
  • FAR 14.209 Cancellation of invitations before opening.
    …e of cancellation shall (1) identify the invitation for bids by number and short title or subject matter, (2) briefly explain the reason the invitation is being cancelled, and (3) where appropriate, assure prospective bidders that they will…
  • FAR 19.704 Subcontracting plan requirements.
    …1) Submit the commercial plan to either the first contracting officer awarding a contract subject to the plan during the contractor's fiscal year, or, if the contractor has ongoing contracts with commercial plans, to the contracting officer…
  • FAR 27.200 Scope of subpart.
    … (b) Royalties; (c) Security requirements for patent applications containing classified subject matter; and (d) Patented technology under trade agreements.
  • FAR 27.305-2 Administration by the Government.
    …n appropriate follow-up procedures to protect the Government's interest and to check that subject inventions are identified and disclosed, and when appropriate, patent applications are filed, and that the Government's rights therein are est…
  • FAR 27.405-2 Existing works.
    …dicated in this paragraph are to be modified through editing, translation, or addition of subject matter, etc. (rather than purchased in existing form), then see 27.405-1.
  • FAR 27.409 Solicitation provisions and contract clauses
    … the clause if existing works are to be modified, as by editing, translation, addition of subject matter, etc. (2) The contract may specify the purposes and conditions (including time limitations) under which the data may be used, released…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    …resents that— (i) It □ has, □ has not participated in a previous contract or subcontract subject to the Equal Opportunity clause of this solicitation; and (ii) It □ has, □ has not filed all required compliance reports. (2) Affirmative Ac…
  • FAR 52.227-18 Rights in Data—Existing Works.
    …publicly and display publicly, by or on behalf of the Government, for all the material or subject matter called for under this contract, or for which this clause is specifically made applicable. (b) The Contractor shall indemnify the Gover…
  • FAR 52.229-12 Tax on Certain Foreign Procurements.
    …circumstances during the performance of the contract that causes the Contractor to become subject to the withholding for the 2 percent excise tax then the Contractor shall— (i) Notify the Contracting Officer within 30 days of a change in c…
  • FAR 53.101 Requirements for use of forms.
    …orms prescribed or referenced in this part are contained in parts 1 through 52, where the subject matter applicable to each form is addressed. The specific location of each requirement is identified in subpart 53.2.
  • DFARS 223.7305 Authorization and approval.
    …rmance difference of alternative materials or processes as determined by agency corrosion subject matter experts. (b) However, unless an exception in 223.7304 applies, the incorporation of hexavalent chromium in items acquired by DoD shall…
  • DFARS 225.7703-2 Determination requirements.
    …e. However, when in doubt, the authorizing official should coordinate with the applicable subject matter expert specified in PGI 225.7703-2(b). (2) Determinations may be made for an individual acquisition or a class of acquisitions meeting…
  • DFARS 227.7004 Requirements for filing an administrative claim for patent infringement.
    …ntor, patent owner, or anyone in privity with him performed work relating to the patented subject matter. (9) Evidence of title to the patent(s) alleged to be infringed or other right to make the claim. (10) A copy of the Patent Office fi…
  • DFARS 252.227-7001 Release of past infringement.
    …tent or patent application covers the manufacture, use, or disposition of [description of subject matter].* *Bracketed portions of the clause may be omitted when not appropriate or not encompassed by the release as negotiated. (End of cla…
  • FAR 3.104-1 Definitions.
    … (1) Cost or pricing data (as defined by 10 U.S.C. 3701(1)) with respect to procurements subject to that section, and 41 U.S.C. 3501(a)(1), with respect to procurements subject to that section. (2) Indirect costs and direct labor rates. …

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.