48 CFR · Federal Acquisition Regulation and Defense supplement
FAR and DFARS navigator
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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221 sections with “release”: the first 40
- FAR 5.404-1 Release procedures.(a) Application. The agency head, or a designee, may release long-range acquisition estimates if the information will— (1) Assist industry in its planning and facilitate meeting the acquisition requirements; (2) Not encourage undesirable …
- FAR 28.203-3 Release of security interest.(a) After consultation with legal counsel, the contracting officer shall release the security interest on the individual surety's assets using the Optional Form 91, Release of Personal Property from Escrow, or a similar release as soon as p…
- FAR 49.105-2 Release of excess funds.…ermination, and within 30 days after the receipt of the termination notice, recommend the release of excess funds to the contracting officer. The initial deobligation of excess funds should be accomplished in a timely manner by the contract…
- DFARS 252.227-7012 Patent License and Release Contract.As prescribed at 227.7012, insert the following clause in patent releases, license agreements, and assignments: (Contract No.) Patent License and Release Contract (DEC 2022) This CONTRACT is effective as of the ____ day of [month, year],…
- FAR 19.815 Release and notification requirements for non-8(a) procurement.…e definition at 13 CFR 124.3) shall remain in the 8(a) program unless— (1) SBA agrees to release the requirement from the 8(a) program for a follow-on, non-8(a) procurement in accordance with 13 CFR 124.504(d) (see paragraph (b) of this se…
- FAR 36.607 Release of information on firm selection.(a) After final selection has taken place, the contracting officer may release information identifying only the architect-engineer firm with which a contract will be negotiated for certain work. The work should be described in any release o…
- FAR 49.604 Release of excess funds under terminated contracts.The following format shall be used to recommend the release of excess funds under terminated contracts, except if the contracting office retains responsibility for settlement of the termination: FROM: Termination Contracting Officer ______…
- DFARS 252.227-7001 Release of past infringement.As prescribed at 227.7009-2(a), insert the following clause in patent releases, license agreements, and assignments: Release of Past Infringement (SEP 2019) The Contractor hereby releases each and every claim and demand which the Contract…
- DFARS 252.227-7017 Identification and Assertion of Use, Release, or Disclosure Restrictions.…(2), or 227.7203-3(a), use the following provision: Identification and Assertion of Use, Release, or Disclosure Restrictions (JAN 2025) (a) Definitions. As used in this provision— Computer software is defined in— (1) The 252.227-7014, R…
- FAR 14.211 Release of acquisition information.(a) Before solicitation. Information concerning proposed acquisitions shall not be released outside the Government before solicitation except for presolicitation notices in accordance with 14.205 or 36.213-2, or long-range acquisition estim…
- FAR 23.403 Emergency planning and toxic release reporting.(a) Federal facilities are required to comply with the emergency planning and toxic release reporting requirements in EPCRA and PPA. (b) Pursuant to EPCRA, PPA, and any agency implementing procedures, every contract that provides for perfo…
- FAR 27.404-4 Contractor's release, publication, and use of data.…earch, except as provided in applicable U.S. statutes. However, agencies may restrict the release or disclosure of computer software that is or is intended to be developed to the point of practical application (including for agency distribu…
- DFARS 227.7009 Patent releases, license agreements, and assignments.This section contains clauses for use in patent release and settlement agreements, license agreements, and assignments, executed by the Government, under which the Government acquires rights. Minor modifications of language (e.g., pluraliza…
- DFARS 249.105-2 Release of excess funds.See PGI 249.105-2 for guidance on recommending the release of excess funds.
- FAR 5.404 Release of long-range acquisition estimates.To assist industry planning and to locate additional sources of supply, it may be desirable to publicize estimates of unclassified long-range acquisition requirements. Estimates may be publicized as far in advance as possible.
- FAR 32.805 Procedure.…y in the System for Award Management unless one of the exceptions in 4.1102 applies. (e) Release of assignment. (1) A release of an assignment is required whenever— (i) There has been a further assignment or reassignment under the Act; or…
- FAR 52.232-7 Payments under Time-and-Materials and Labor-Hour Contracts.…00. The amounts withheld shall be retained until the Contractor executes and delivers the release required by paragraph (g) of this clause. (8) Unless the Schedule prescribes otherwise, the hourly rates in the Schedule shall not be varied …
- FAR 52.232-12 Advance Payments.…and related interest charges and (2) the administering office has approved in writing the release of any funds due and payable to the Contractor, all advance payments and other payments under this contract shall be made by check payable to …
- FAR 52.247-52 Clearance and Documentation Requirements—Shipments to DOD Air or Water Terminal Transshipment Points.…east 10 days before shipping cargo to a water port, the Contractor shall obtain an Export Release from the Government transportation office for— (1) Each shipment weighing 10,000 pounds or more; and (2) Each shipment weighing less than 10…
- DFARS 227.7103-5 Government rights.… data furnished 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…
- DFARS 227.7103-7 Use and nondisclosure agreement.…oftware delivered to the Government with restrictions on use, modification, reproduction, release, performance, display, or disclosure may not be provided to third parties, unless the intended recipient completes and signs the use and nondi…
- DFARS 227.7103-10 Contractor identification and marking of technical data to be furnished with restrictive markings.…nts. (1) The solicitation provision at 252.227-7017, Identification and Assertion of Use, Release, or Disclosure Restrictions, requires offerors to identify to the contracting officer, prior to contract award, any technical data that the of…
- DFARS 227.7103-16 Providing technical data to foreign governments, foreign contractors, or international organizations.Technical data may be released or disclosed to foreign governments, foreign contractors, or international organizations only if release or disclosure is otherwise permitted both by Federal export controls and other national security laws or…
- DFARS 227.7108 Contractor data repositories.… for protecting technical data delivered to or stored at the repository from unauthorized release or disclosure; (2) Establish and maintain adequate procedures for controlling the release or disclosure of technical data from the repository…
- DFARS 227.7203-5 Government rights.…tware or computer 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…
- DFARS 227.7203-10 Contractor identification and marking of computer software or computer software documentation to be furnished with restrictive markings.…nts. (1) The solicitation provision at 252.227-7017, Identification and Assertion of Use, Release, or Disclosure Restrictions, requires offerors to identify, prior to contract award, any computer software or computer software documentation …
- DFARS 227.7203-16 Providing computer software or computer software documentation to foreign governments, foreign contractors, or international organizations.Computer software or computer software documentation may be released or disclosed to foreign governments, foreign contractors, or international organizations only if release or disclosure is otherwise permitted both by Federal export contro…
- DFARS 246.471 Authorizing shipment of supplies.…igns or stamps the shipping papers that accompany Government source-inspected supplies to release them for shipment. This is done for both prime and subcontracts. (2) An alternative procedure (see paragraph (b) of this section) permits the…
- DFARS 252.204-7000 Disclosure of information.…the following clause: Disclosure of Information (OCT 2016) (a) The Contractor shall not release to anyone outside the Contractor's organization any unclassified information, regardless of medium (e.g., film, tape, document), pertaining to…
- DFARS 252.204-7012 Safeguarding Covered Defense Information and Cyber Incident Reporting.…subject to controls on the access, use, reproduction, modification, performance, display, release, disclosure, or dissemination. Controlled technical information would meet the criteria, if disseminated, for distribution statements B throug…
- DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.…include competitive procurement, 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 right…
- DFARS 252.227-7014 Rights in Other Than Commercial Computer Software and Other Than Commercial Computer Software Documentation.…include competitive procurement, 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. Gov…
- DFARS 252.227-7015 Technical Data—Commercial Products and Commercial Services.… License. (1) The Government shall 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 withou…
- DFARS 252.227-7016 Rights in Bid or Proposal Information.…, and (e) of this clause, the Government shall have the rights to use, modify, reproduce, release, perform, display, or disclose information contained in the Contractor's bid or proposal within the Government. The Government shall not relea…
- 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.…include competitive procurement, 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 r…
- DFARS 252.227-7019 Validation of Asserted Restrictions—Computer Software.…rted restrictions 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 p…
- DFARS 252.227-7025 Limitations on the Use or Disclosure of Government-Furnished Information Marked with Restrictive Legends.…I) under this contract may be subject to restrictions on use, modification, reproduction, release, performance, display, or further disclosure. (1) GFI marked with limited rights, restricted rights, or SBIR/STTR data rights legends. (i) Th…
- DFARS 252.227-7037 Validation of Asserted Restrictions on Technical Data.…ntracting Officer will presume that the Contractor's or a subcontractor's asserted use or release restrictions with respect to a commercial product or commercial service are justified on the basis that the item was developed exclusively at …
- FAR 27.405-1 Special works.… from research, development, or experimental work performed by the contractor), the early release of which could prejudice follow-on acquisition activities or agency regulatory or enforcement activities; or (9) The development of computer …
- FAR 28.204 Alternatives in lieu of corporate or individual sureties.…of the types of security listed in 28.204-1 through 28.204-3, the contracting officer may release a portion of the security only when the conditions allowing the partial release of security in 28.203-3(c) are met. The contractor shall, as a…
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.