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.
Ask the FAR
Try: · · ·
16 sections with “research, development, testing, and evaluation”
- FAR 31.205-18 Independent research and development and bid and proposal costs.(a) Definitions. As used in this subsection— Applied research means that effort which (1) normally follows basic research, but may not be severable from the related basic research, (2) attempts to determine and exploit the potential of sci…
- 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.…S IN OTHER THAN COMMERCIAL TECHNICAL DATA AND COMPUTER SOFTWARE—SMALL BUSINESS INNOVATION RESEARCH PROGRAM AND SMALL BUSINESS TECHNOLOGY TRANSFER PROGRAM (AUG 2025) (a) Definitions. As used in this clause— Commercial computer software mea…
- DFARS 252.235-7004 Protection of Human Subjects.…h requirements of 32 CFR Part 219, as well as the terms of the assurance, which the Human Research Protection Official determines to be appropriate for the research supported by the Department of Defense (DoD) component (32 CFR 219.103). (…
- DFARS 231.205-22 Lobbying and political activity costs.…t in a particular State or congressional district of an acquisition program for which all research, development, testing, and evaluation has not been completed also are unallowable (10 U.S.C. 4652).
- FAR 2.101 Definitions.…B Circular No. A-109 or to provide direct support of a weapon system that is essential to research, development, production, operation or maintenance of the system. Affiliates means associated business concerns or individuals if, directly …
- DFARS 235.072 Additional contract clauses.…e as the clause at 252.235-7002, Animal Welfare, in solicitations and contracts involving research, development, test, and evaluation or training that use live vertebrate animals. (b) Use the basic or the alternate of the clause at 252.235…
- DFARS 252.227-7013 Rights in Technical Data—Other Than Commercial Products and Commercial Services.…is notified of such reproduction, release, disclosure, or use. Small Business Innovation Research/Small Business Technology Transfer (SBIR/STTR) data means all technical data or computer software developed or generated in the performance o…
- FAR 35.001 Definitions.Applied research means the effort that (a) normally follows basic research, but may not be severable from the related basic research; (b) attempts to determine and exploit the potential of scientific discoveries or improvements in technolog…
- FAR 52.245-1 Government Property.… material resulting from production, engineering, operations and maintenance, repair, and research and development contract activities. Production scrap may have value when re-melted or reprocessed, e.g., textile and metal clippings, boring…
- DFARS 202.101 Definitions.…e agencies are the Chief Digital and Artificial Intelligence Office, the Defense Advanced Research Projects Agency, the Defense Commissary Agency, the Defense Contract Management Agency, the Defense Counterintelligence and Security Agency, …
- DFARS 208.7003-2 Assignments under coordinated acquisition.…ing activity delegates contracting authority to the requiring department; (f) Items in a research and development stage (as described in FAR part 35). Under this exception, the military departments may contract for research and development…
- FAR 7.105 Contents of written acquisition plans.…and contracts affected by the bundling. (v) Address the extent and results of the market research and indicate their impact on the various elements of the plan (see part 10). (2) Competition. (i) Describe how competition will be sought, p…
- FAR 15.404-1 Proposal analysis techniques.…t cost estimates. (vi) Comparison of proposed prices with prices obtained through market research for the same or similar items. (vii) Analysis of data other than certified cost or pricing data (as defined at 2.101) provided by the offero…
- FAR 40.202-4 Exemptions.…uired in the national interest of the United States and— (1) Is for the sole purposes of research, evaluation, training, testing, or analysis for electronic warfare, information warfare operations, cybersecurity, or development of unmanned…
- FAR 52.248-1 Value Engineering.…that it does not involve a change— (i) In deliverable end item quantities only; (ii) In research and development (R&D) end items or R&D test quantities that is due solely to results of previous testing under this contract; or (iii) To th…
- DFARS 225.871-2 Definitions.…r— (i) One or more of the other participants to share with the United States the cost of research and development, testing, evaluation, or joint production (including follow-on support) of certain defense articles; (ii) Concurrent product…
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.