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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205 sections with “disclose”: the first 40
- FAR 30.604 Processing changes to disclosed or established cost accounting practices.…quate, request a revised description of the new cost accounting practice; and (3) If the disclosed practice is noncompliant, notify the contractor in writing that, if implemented, the CFAO will determine the cost accounting practice to be …
- FAR 14.407-3 Other mistakes disclosed before award.In order to minimize delays in contract awards, administrative determinations may be made as described in this 14.407-3 in connection with mistakes in bids alleged after opening of bids and before award. The authority to permit correction o…
- FAR 30.603 Changes to disclosed or established cost accounting practices.
- DFARS 214.407-3 Other mistakes disclosed before award.(e) Authority for making a determination under FAR 14.407-3(a), (b) and (d) is delegated for the defense agencies, without power of redelegation, as follows: (i) Defense Advanced Research Projects Agency: General Counsel, DARPA. (ii) Defe…
- FAR 15.609 Limited use of data.(a) An unsolicited proposal may include data that the offeror does not want disclosed to the public for any purpose or used by the Government except for evaluation purposes. If the offeror wishes to restrict the data, the title page must be…
- FAR 30.201-4 Contract clauses.…52.230-2 requires the contractor to comply with all CAS specified in 48 CFR part 9904, to disclose actual cost accounting practices (applicable to CAS-covered contracts only), and to follow disclosed and established cost accounting practice…
- FAR 30.202-7 Determinations.…s submission of a Disclosure Statement. The notice of adequacy shall state that— (A) The disclosed practices are adequately described and the CFAO currently is not aware of any additional practices that should be disclosed; (B) The notice…
- FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.…sure and use of data. Offerors that include in their proposals data that they do not want disclosed to the public for any purpose, or used by the Government except for evaluation purposes, shall— (1) Mark the title page with the following …
- FAR 52.227-11 Patent Rights—Ownership by the Contractor.…h subject invention to which the Government obtains title, unless the Contractor fails to disclose the invention within the times specified in paragraph (c) of this clause. The Contractor's license extends to any domestic subsidiaries and a…
- FAR 52.227-13 Patent Rights—Ownership by the Government.…d and confidential and is so marked, the agency, to the extent permitted by law, will not disclose such information to persons outside the Government. (iv) When licensing a subject invention, the Contractor shall— (A) Ensure that no royal…
- FAR 52.227-14 Rights in Data—General.…abases. (See 41 U.S.C. 116). Unlimited rights means the rights of the Government to use, disclose, reproduce, prepare derivative works, distribute copies to the public, and perform publicly and display publicly, in any manner and for any p…
- DFARS 227.7103-5 Government rights.…hed to the contractor by the Government; (7) Publicly available or have been released or disclosed by the contractor or subcontractor without restrictions on further use, release or disclosure other than a release or disclosure resulting f…
- DFARS 227.7103-7 Use and nondisclosure agreement.…ded recipient will be authorized to use, modify, reproduce, release, perform, display, or disclose technical data subject to limited rights or SBIR/STTR data rights, or computer software subject to restricted rights or SBIR/STTR data rights…
- DFARS 227.7203-5 Government rights.…puter software documentation that is otherwise publicly available or has been released or disclosed by the contractor or subcontractor without restrictions on further use, release or disclosure other than a release or disclosure resulting f…
- DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.…t, but do not include the rights to use, modify, reproduce, release, perform, display, or disclose technical data for commercial purposes or authorize others to do so. Government purpose rights means the rights to— (1) Use, modify, reprod…
- DFARS 252.227-7014 Rights in Other Than Commercial Computer Software and Other Than Commercial Computer Software Documentation.…t, but do not include the rights to use, modify, reproduce, release, perform, display, or disclose computer software or computer software documentation for commercial purposes or authorize others to do so. Government purpose rights means t…
- DFARS 252.227-7015 Technical Data—Commercial Products and Commercial Services.…hall have the unrestricted right to use, modify, reproduce, release, perform, display, or disclose technical data, and to permit others to do so, that— (i) Have been provided to the Government or others without restrictions on use, modific…
- DFARS 252.227-7016 Rights in Bid or Proposal Information.…information contained in the bid or proposal only for evaluational purposes and shall not disclose, directly or indirectly, such information to any person including potential evaluators, unless that person has been authorized by the head of…
- DFARS 252.227-7018 Rights in Other Than Commercial Technical Data and Computer Software—Small Business Innovation Research Program and Small Business Technology Transfer Program.…t, but do not include the rights to use, modify, reproduce, release, perform, display, or disclose technical data or computer software for commercial purposes or authorize others to do so. Government purpose rights means the rights to— (1…
- DFARS 252.227-7019 Validation of Asserted Restrictions—Computer Software.…tions on the Government's rights to use, modify, reproduce, perform, display, release, or disclose computer software delivered, required to be delivered, or otherwise provided to the Government under this contract and shall be prepared to f…
- DFARS 252.227-7025 Limitations on the Use or Disclosure of Government-Furnished Information Marked with Restrictive Legends.… the express written permission of the party whose name appears in the legend, release or disclose such data or software to any unauthorized person. (ii) If the Contractor is a covered Government support contractor, the Contractor is also …
- DFARS 252.227-7038 Patent Rights—Ownership by the Contractor (Large Business).…h subject invention to which the Government obtains title, unless the Contractor fails to disclose the invention within the times specified in paragraph (c) of this clause. The Contractor's license- (A) Extends to any domestic subsidiaries…
- FAR 22.406-8 Investigations.…i) Use personnel familiar with labor laws and their application to contracts. (2) Do not disclose contractor employees' oral or written statements taken during an investigation or the employee's identity to anyone other than an authorized …
- FAR 52.224-3 Privacy Training.…to a system of records; (2) Create, collect, use, process, store, maintain, disseminate, disclose, dispose, or otherwise handle personally identifiable information on behalf of an agency; or (3) Design, develop, maintain, or operate a sys…
- FAR 52.227-20 Rights in Data—SBIR Program.…tabases. (See 41 U.S.C. 116.) Unlimited rights means the right of the Government to use, disclose, reproduce, prepare derivative works, distribute copies to the public, and perform publicly and display publicly, in any manner and for any p…
- FAR 52.230-1 Cost Accounting Standards Notices and Certification.…this provision. CAUTION: In the absence of specific regulations or agreement, a practice disclosed in a Disclosure Statement shall not, by virtue of such disclosure, be deemed to be a proper, approved, or agreed-to practice for pricing pro…
- FAR 52.230-2 Cost Accounting Standards.…ntract, shall— (1) (CAS-covered Contracts Only) By submission of a Disclosure Statement, disclose in writing the Contractor's cost accounting practices as required by 48 CFR 9903.202-1 through 9903.202-5, including methods of distinguishin…
- FAR 52.230-5 Cost Accounting Standards—Educational Institution.…CFR part 200, subpart A and 20 U.S.C. 1001) is required to submit a Disclosure Statement, disclose in writing the Contractor's cost accounting practices as required by 48 CFR 9003.202-1 through 9903.202-5, including methods of distinguishin…
- FAR 52.230-6 Administration of Cost Accounting Standards.…ster the CAS. Desirable change means a compliant change to a Contractor's established or disclosed cost accounting practices that the CFAO finds is desirable and not detrimental to the Government and is, therefore, not subject to the no in…
- FAR 52.245-1 Government Property.…ecessary for effective and efficient control of Government property. The Contractor shall disclose any significant changes to its property management system to the Property Administrator prior to implementation of the changes. The Contracto…
- DFARS 227.7103-10 Contractor identification and marking of technical data to be furnished with restrictive markings.…luation factors that may be created by restrictions on the Government's ability to use or disclose technical data. However, contracting officers shall not— (i) Prohibit offerors from offering products for which the offeror is entitled to p…
- DFARS 227.7203-10 Contractor identification and marking of computer software or computer software documentation to be furnished with restrictive markings.…luation factors that may be created by restrictions on the Government's ability to use or disclose computer software or computer software documentation. However, contracting officers shall not— (i) Prohibit offerors from offering products …
- FAR 3.907-5 Access to investigative file of Inspector General.…osure of which would impede a continuing investigation, provided that such information is disclosed once such disclosure would no longer impede such investigation, unless the Inspector General determines that the disclosure of law enforceme…
- FAR 3.1003 Requirements.… contractor may be suspended and/or debarred for knowing failure by a principal to timely disclose to the Government, in connection with the award, performance, or closeout of a Government contract performed by the contractor or a subcontra…
- FAR 5.301 General.…e with 16.505(b)(2). (3) A notice is not required under this section if the notice would disclose the executive agency's needs and the disclosure of such needs would compromise the national security. (b) A notice is not required under par…
- FAR 15.201 Exchanges with industry before receipt of proposals.… RFIs. (f) General information about agency mission needs and future requirements may be disclosed at any time. After release of the solicitation, the contracting officer must be the focal point of any exchange with potential offerors. Whe…
- FAR 24.301 Privacy training.…to a system of records; (2) Create, collect, use, process, store, maintain, disseminate, disclose, dispose, or otherwise handle personally identifiable information on behalf of the agency; or (3) Design, develop, maintain, or operate a sy…
- FAR 27.302 Policy.…Government has the right to receive title to an invention— (i) If the contractor has not disclosed the invention within the time specified in the clause; or (ii) In any country where the contractor— (A) Does not elect to retain rights or…
- FAR 27.404-2 Limited rights data and restricted computer software.…hout permission of the contractor, use limited rights data for purposes of manufacture or disclose the data outside the Government except as set forth in the Notice. Any disclosure by the Government shall be subject to prohibition against f…
- FAR 30.001 Definitions.…ster the CAS. Desirable change means a compliant change to a contractor's established or disclosed cost accounting practices that the CFAO finds is desirable and not detrimental to the Government and is, therefore, not subject to the no in…
FAR (chapter 1)
- Part 1 Federal Acquisition Regulations System 58 sections
- Part 2 Definitions of Words and Terms 3 sections
- Part 3 Improper Business Practices and Personal Conflicts of Interest 98 sections
- Part 4 Administrative and Information Matters 116 sections
- Part 5 Publicizing Contract Actions 34 sections
- Part 6 Competition Requirements 34 sections
- Part 7 Acquisition Planning 34 sections
- Part 8 Required Sources of Supplies and Services 67 sections
- Part 9 Contractor Qualifications 106 sections
- Part 10 Market Research 4 sections
- Part 11 Describing Agency Needs 33 sections
- Part 12 Acquisition of Commercial Products and Commercial Services 38 sections
- Part 13 Simplified Acquisition Procedures 49 sections
- Part 14 Sealed Bidding 82 sections
- Part 15 Contracting by Negotiation 81 sections
- Part 16 Types of Contracts 74 sections
- Part 17 Special Contracting Methods 50 sections
- Part 18 Emergency Acquisitions 34 sections
- Part 19 Small Business Programs 126 sections
- Part 22 Application of Labor Laws to Government Acquisitions 205 sections
- Part 23 Environment, Sustainable Acquisition, and Material Safety 38 sections
- Part 24 Protection of Privacy and Freedom of Information 10 sections
- Part 25 Foreign Acquisition 81 sections
- Part 26 Other Socioeconomic Programs 36 sections
- Part 27 Patents, Data, and Copyrights 59 sections
- Part 28 Bonds and Insurance 61 sections
- Part 29 Taxes 23 sections
- Part 30 Cost Accounting Standards Administration 30 sections
- Part 31 Contract Cost Principles and Procedures 87 sections
- Part 32 Contract Financing 175 sections
- Part 33 Protests, Disputes, and Appeals 23 sections
- Part 34 Major System Acquisition 20 sections
- Part 35 Research and Development Contracting 25 sections
- Part 36 Construction and Architect-engineer Contracts 81 sections
- Part 37 Service Contracting 46 sections
- Part 38 Federal Supply Schedule Contracting 3 sections
- Part 39 Acquisition of Information Technology 14 sections
- Part 40 Information Security and Supply Chain Security 12 sections
- Part 41 Acquisition of Utility Services 17 sections
- Part 42 Contract Administration and Audit Services 84 sections
- Part 43 Contract Modifications 14 sections
- Part 44 Subcontracting Policies and Procedures 24 sections
- Part 45 Government Property 33 sections
- Part 46 Quality Assurance 60 sections
- Part 47 Transportation 106 sections
- Part 48 Value Engineering 13 sections
- Part 49 Termination of Contracts 108 sections
- Part 50 Extraordinary Contractual Actions and the Safety Act 34 sections
- Part 51 Use of Government Sources by Contractors 15 sections
- Part 52 Solicitation Provisions and Contract Clauses 680 sections
- Part 53 Forms 61 sections
DFARS (chapter 2, Defense)
- Part 201 Federal Acquisition Regulations System 24 sections
- Part 202 Definitions of Words and Terms 1 sections
- Part 203 Improper Business Practices and Personal Conflicts of Interest 28 sections
- Part 204 Administrative and Information Matters 76 sections
- Part 205 Publicizing Contract Actions 11 sections
- Part 206 Competition Requirements 20 sections
- Part 207 Acquisition Planning 22 sections
- Part 208 Required Sources of Supplies and Services 31 sections
- Part 209 Contractor Qualifications 55 sections
- Part 210 Market Research 2 sections
- Part 211 Describing Agency Needs 22 sections
- Part 212 Acquisition of Commercial Products and Commercial Services 24 sections
- Part 213 Simplified Acquisition Procedures 23 sections
- Part 214 Sealed Bidding 14 sections
- Part 215 Contracting by Negotiation 66 sections
- Part 216 Types of Contracts 36 sections
- Part 217 Special Contracting Methods 64 sections
- Part 218 Emergency Acquisitions 7 sections
- Part 219 Small Business Programs 47 sections
- Part 222 Application of Labor Laws to Government Acquisitions 56 sections
- Part 223 Environment, Sustainable Acquisition, and Material Safety 34 sections
- Part 224 Protection of Privacy and Freedom of Information 2 sections
- Part 225 Foreign Acquisition 251 sections
- Part 226 Other Socioeconomic Programs 14 sections
- Part 227 Patents, Data, and Copyrights 99 sections
- Part 228 Bonds and Insurance 17 sections
- Part 229 Taxes 9 sections
- Part 230 Cost Accounting Standards Administration 2 sections
- Part 231 Contract Cost Principles and Procedures 13 sections
- Part 232 Contract Financing 74 sections
- Part 233 Protests, Disputes, and Appeals 8 sections
- Part 234 Major System Acquisition 13 sections
- Part 235 Research and Development Contracting 16 sections
- Part 236 Construction and Architect-engineer Contracts 25 sections
- Part 237 Service Contracting 67 sections
- Part 239 Acquisition of Information Technology 38 sections
- Part 241 Acquisition of Utility Services 8 sections
- Part 242 Contract Administration and Audit Services 40 sections
- Part 243 Contract Modifications 18 sections
- Part 244 Subcontracting Policies and Procedures 13 sections
- Part 245 Government Property 23 sections
- Part 246 Quality Assurance 39 sections
- Part 247 Transportation 27 sections
- Part 249 Termination of Contracts 14 sections
- Part 250 Extraordinary Contractual Actions and the Safety Act 16 sections
- Part 251 Use of Government Sources by Contractors 5 sections
- Part 252 Solicitation Provisions and Contract Clauses 405 sections
- Part 253 Forms 10 sections
- Part 270 Defense Contracting Programs 7 sections
Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.