# Defense Federal Acquisition Regulation Supplement: Disclosure of Greenhouse Gas Emissions (DFARS Case 2024-D021)
> **Defense Federal Acquisition Regulations System** · Final rule. · Published 2026-05-07 · Effective 2026-05-07 · 91 FR 24735
## Document
- **Document number:** 2026-09038
- **Category:** dfars-acquisition
- **Sub-agency:** Defense Federal Acquisition Regulations System
- **Federal Register citation:** 91 FR 24735
- **CFR reference:** 48 CFR 223
- **Publication date:** 2026-05-07
- **Effective date:** 2026-05-07
- **DOD docket:** Docket DARS-2026-0067
## Abstract

DoD is issuing a final rule amending the Defense Federal Acquisition Regulation Supplement (DFARS) to implement a section of the National Defense Authorization Act for Fiscal Year 2024.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2026/05/07/2026-09038/defense-federal-acquisition-regulation-supplement-disclosure-of-greenhouse-gas-emissions-dfars-case)
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