DFARS Part 215 Contracting by Negotiation

Part Defense Federal Acquisition Regulation Supplement

Part facts

Citation
DFARS Part 215
Type
Part
Supplements
FAR Part 15 Contracting by Negotiation
Last amended
90 FR 41483 Effective Oct 1, 2025
Proposed changes
3
Text as of
DFARS Change May 7, 2026
Official text
acquisition.gov

Text from acquisition.gov. Federal Register history from the Federal Register's records of the rules that amended this part.

Contents

Federal Register history

Final rule Published Effective
Defense Federal Acquisition Regulation Supplement: Inflation Adjustment of Acquisition-Related Thresholds (DFARS Case 2024-D002) 90 FR 41483 · Docket DARS-2024-0039
Defense Federal Acquisition Regulation Supplement: Definition of Material Weakness (DFARS Case 2021-D006) 90 FR 5725 · Docket DARS-2024-0020
Defense Federal Acquisition Regulation Supplement: Inapplicability of Additional Defense-Unique Laws and Certain Non-Statutory DFARS Clauses to Commercial Item Contracts (DFARS Case 2018-D074) 89 FR 90233 · Docket DARS-2023-0043
Defense Federal Acquisition Regulation: Past Performance of Affiliate Companies of Small Business Concerns (DFARS Case 2024-D016) 89 FR 90237 · Docket DARS-2024-0035
Defense Federal Acquisition Regulation Supplement; Technical Amendments 89 FR 82182 · Docket DARS-2024-0001
Defense Federal Acquisition Regulation Supplement: Assuring Integrity of Overseas Fuel Supplies (DFARS Case 2022-D013) 89 FR 78997 · Docket DARS-2024-0002
Defense Federal Acquisition Regulation Supplement; Technical Amendments 89 FR 60830 · Docket DARS-2024-0001
Defense Federal Acquisition Regulation Supplement: Data Requirements for Commercial Products for Major Weapon Systems (DFARS Case 2023-D010) 89 FR 46805 · Docket DARS-2023-0047
Defense Federal Acquisition Regulation Supplement; Technical Amendments 88 FR 80465 · Docket DARS-2023-0001
Defense Federal Acquisition Regulation Supplement; Technical Amendments 88 FR 73234 · Docket DARS-2023-0001
Defense Federal Acquisition Regulation Supplement: Defense Commercial Solutions Opening (DFARS Case 2022-D006) 88 FR 55937 · Docket DARS-2023-0002
Defense Federal Acquisition Regulation Supplement; Technical Amendments 88 FR 55940 · Docket DARS-2023-0001
Defense Federal Acquisition Regulation Supplement: Undefinitized Contract Actions (DFARS Case 2021-D003) 88 FR 33835 · Docket DARS-2022-0026
Defense Federal Acquisition Regulation Supplement: Use of Supplier Performance Risk System (SPRS) Assessments (DFARS Case 2019-D009) 88 FR 17336 · Docket DARS-2020-0027
Defense Federal Acquisition Regulation Supplement: Definition of “Commercial Item” (DFARS Case 2018-D066) 88 FR 6578 · Docket DARS-2022-0004
Defense Federal Acquisition Regulation Supplement: Requiring Data Other Than Certified Cost or Pricing Data (DFARS Case 2020-D008) 87 FR 65502 · Docket DARS-2021-0015
Defense Federal Acquisition Regulation Supplement; Technical Amendment 87 FR 52484 · Docket DARS-2022-0001
Defense Federal Acquisition Regulation Supplement: Postaward Debriefings (DFARS Case 2018-D009) 87 FR 15808 · Docket DARS-2021-0010
Defense Federal Acquisition Regulation Supplement: Evaluation Factor for Employing or Subcontracting With Members of the Selected Reserve (DFARS Case 2021-D013) 87 FR 15813 · Docket DARS-2022-0005
Defense Federal Acquisition Regulation Supplement: Technical Amendments 86 FR 59869 · Docket DARS-2021-0001
Defense Federal Acquisition Regulation Supplement: Technical Amendments 86 FR 27277 · Docket DARS-2021-0001
Defense Federal Acquisition Regulation Supplement: Inflation Adjustment of Acquisition-Related Thresholds (DFARS Case 2019-D036) 85 FR 61502 · Docket DARS-2020-0002
Defense Federal Acquisition Regulation Supplement: Market Research and Consideration of Value for the Determination of Price (DFARS Case 2019-D027) 85 FR 34530 · Docket DARS-2019-0050
Defense Federal Acquisition Regulation Supplement: Repeal of Annual Reporting Requirements to Congressional Defense Committees (DFARS Case 2020-D004) 85 FR 34532 · Docket DARS-2020-0015
Defense Federal Acquisition Regulation Supplement: Demonstration Project for Contractors Employing Persons With Disabilities (DFARS Case 2018-D058) 84 FR 72554 · Docket DARS-2019-0009
Defense Federal Acquisition Regulation Supplement: Technical Amendments 84 FR 72563 · Docket DARS-2019-0001
Defense Federal Acquisition Regulation Supplement: Management of Should-Cost Review Process (DFARS Case 2018-D015) 84 FR 65308 · Docket DARS-2019-0038
Defense Federal Acquisition Regulation Supplement: Reliability and Maintainability in Weapon System Design (DFARS Case 2019-D003) 84 FR 58332 · Docket DARS-2019-0026
Defense Federal Acquisition Regulation Supplement: Restrictions on Use of Lowest Price Technically Acceptable Source Selection Process (DFARS Case 2018-D010) 84 FR 50785 · Docket DARS-2018-0055
Defense Federal Acquisition Regulation Supplement: Undefinitized Contract Actions (DFARS Case 2018-D008) 84 FR 39204 · Docket DARS-2019-0004
Defense Federal Acquisition Regulation Supplement: Only One Offer (DFARS Case 2017-D009); Correction 84 FR 33858 · Docket DARS-2018-0008
Defense Federal Acquisition Regulation Supplement: Only One Offer (DFARS Case 2017-D009) 84 FR 30947 · Docket DARS-2018-0008
Defense Federal Acquisition Regulation Supplement: Technical Amendments 84 FR 25194 · Docket DARS-2019-0001
Defense Federal Acquisition Regulation Supplement: Amendments Related to General Solicitations (DFARS Case 2018-D021) 84 FR 4364 · Docket DARS-2018-0053
Defense Federal Acquisition Regulation Supplement: Extension of Supply Chain Risk Management Authority (DFARS Case 2018-D072) 84 FR 4368 · Docket DARS-2019-0002
Defense Federal Acquisition Regulation Supplement: Undefinitized Contract Action Definitization (DFARS Case 2015-D024) 83 FR 30584 · Docket DARS-2016-0026
Show 26 more

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Proposed changes

Proposed rule Published Comments
Defense Federal Acquisition Regulation Supplement: DoD Cost or Pricing Data Requirements (DFARS Case 2022-D004) 89 FR 79005 · Docket DARS-2024-0028 Closed Nov 25, 2024No final rule found
Defense Federal Acquisition Regulation Supplement: Modular Open Systems Approaches (DFARS Case 2021-D005); Extension of Comment Period 88 FR 89357 · Docket DARS-2023-0044 Closed Nov 17, 2023No final rule found
Defense Federal Acquisition Regulation Supplement: Modular Open Systems Approaches (DFARS Case 2021-D005) 88 FR 80258 · Docket DARS-2023-0044 Closed Jan 16, 2024No final rule found

Quick answers

What is DFARS Part 215?

DFARS Part 215 is a part of the Defense Federal Acquisition Regulation Supplement, titled "Contracting by Negotiation".

When was DFARS Part 215 last changed?

The most recent final rule on record is "Defense Federal Acquisition Regulation Supplement: Inflation Adjustment of Acquisition-Related Thresholds (DFARS Case 2024-D002)" (90 FR 41483), published Aug 25, 2025 and effective Oct 1, 2025.

Are changes to DFARS Part 215 proposed?

3 proposed changes have no final rule yet.

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