FAR Part 23 Environment, Sustainable Acquisition, and Material Safety

Part Federal Acquisition Regulation

Part facts

Citation
FAR Part 23
Type
Part
Last amended
90 FR 41872 Effective Oct 1, 2025
Proposed changes
2
Text as of
FAC 2026-01
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
Federal Acquisition Regulation: Inflation Adjustment of Acquisition-Related Thresholds 90 FR 41872 · FAC 2025-06, FAR Case 2024-001
Federal Acquisition Regulation; Technical Amendments 89 FR 61338 · FAC 2024-06
Federal Acquisition Regulation: Sustainable Procurement 89 FR 30212 · FAC 2024-05
Federal Acquisition Regulation: Update to ASSIST Database References 88 FR 53754 · FAC 2023-05, FAR Case 2022-008, Item III
Federal Acquisition Regulation: Update to Title 10 Citations 87 FR 73894 · FAC 2023-01
Federal Acquisition Regulation; Technical Amendments 87 FR 49502 · FAC 2022-07
Federal Acquisition Regulation: Revision of Definition of “Commercial Item”; Correction 86 FR 64407 · FAC 2022-01
Federal Acquisition Regulation: Revision of Definition of “Commercial Item” 86 FR 61017 · FAC 2022-01
Federal Acquisition Regulation: System for Award Management Registration 83 FR 48691 · FAC 2005-101
Federal Acquisition Regulation; Technical Amendments 83 FR 42571 · FAC 2005-100
Federal Acquisition Regulation; Public Disclosure of Greenhouse Gas Emissions and Reduction Goals-Representation 81 FR 83092 · FAC 2005-92
Federal Acquisition Regulation; Technical Amendments 81 FR 67781 · FAC 2005-91
Federal Acquisition Regulation: High Global Warming Potential Hydrofluorocarbons 81 FR 30429 · FAC 2005-88
Federal Acquisition Regulation; EPEAT Items 80 FR 53436 · FAC 2005-84
[FAC 2005-75; FAR Case 2013-016; Item I; Docket 2013-0016, Sequence 1] Federal Acquisition Regulation; EPEAT Items 79 FR 35859 · 9000-AM71
Federal Acquisition Regulation; Positive Law Codification of Title 41 79 FR 24192 · FAC 2005-73
Federal Acquisition Regulation; Biobased Procurements 77 FR 23365 · FAC 2005-58
Federal Acquisition Regulation; Technical Amendments 77 FR 204 · FAC 2005-55
Federal Acquisition Regulation; Encouraging Contractor Policies To Ban Text Messaging While Driving 76 FR 39240 · FAC 2005-53
Federal Acquisition Regulation; Sustainable Acquisition 76 FR 31395 · FAC 2005-52
Federal Acquisition Regulation; Encouraging Contractor Policies To Ban Text Messaging While Driving 75 FR 60264 · FAC 2005-46
Federal Acquisition Regulation; Inflation Adjustment of Acquisition-Related Thresholds 75 FR 53129 · FAC 2005-45
Federal Acquisition Regulation; FAR Case 2006-030, Electronic Products Environmental Assessment Tool (EPEAT) 74 FR 2740 · FAC 2005-30
Federal Acquisition Regulation; FAR Case 2000-305, Commercially Available Off-the-Shelf (COTS) Items 74 FR 2713 · FAC 2005-30
Federal Acquisition Regulation; FAR Case 2006-025, Online Representations and Certifications Application Review 73 FR 54011 · FAC 2005-27
Federal Acquisition Regulation; FAR Case 2005-039, Use of Products Containing Recovered Materials in Service and Construction Contracts 73 FR 21789 · FAC 2005-25
Federal Acquisition Regulation; FAR Case 2006-030, Electronic Products Environmental Assessment Tool (EPEAT) 72 FR 73215 · FAC 2005-23
Federal Acquisition Regulation; FAR Case 2006-008, Implementation of Section 104 of the Energy Policy Act of 2005 72 FR 65868 · FAC 2005-22
Federal Acquisition Regulation; FAR Case 2004-032, Biobased Products Preference Program 72 FR 63040 · FAC 2005-21
Federal Acquisition Regulation; FAR Case 2006-025, Online Representations and Certifications Application Review 72 FR 46359 · FAC 2005-19
Federal Acquisition Regulation; Energy-Efficient Standby Power Devices 68 FR 43857 · FAC 2001-15
Federal Acquisition Regulation; Leadership in Environmental Management (E.O. 13148) 68 FR 43868 · FAC 2001-15
Federal Acquisition Regulation; Geographic Use of the Term “United States” 68 FR 28079 · FAC 2001-14
Federal Acquisition Regulation; Energy-Efficiency of Supplies and Services 66 FR 65351 · FAC 2001-02
Federal Acquisition Regulation; North American Industry Classification System 66 FR 65370 · FAC 2001-02
Federal Acquisition Regulation; Definitions 66 FR 2117 · FAC 97-22
Federal Acquisition Regulation; North American Industry Classification System (NAICS) 65 FR 46055 · FAC 97-19
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Proposed changes

Proposed rule Published Comments
Federal Acquisition Regulation: Disclosure of Greenhouse Gas Emissions and Climate-Related Financial Risk 90 FR 2663 · FAR Case 2021-015, Docket No. FAR-2021-0015, Sequence No. 1 No final rule found
Federal Acquisition Regulation: Improving Consistency Between Procurement and Nonprocurement Procedures on Suspension and Debarment 89 FR 1043 · FAR Case 2019-015 Closed Mar 11, 2024No final rule found

Quick answers

What is FAR Part 23?

FAR Part 23 is a part of the Federal Acquisition Regulation, titled "Environment, Sustainable Acquisition, and Material Safety".

When was FAR Part 23 last changed?

The most recent final rule on record is "Federal Acquisition Regulation: Inflation Adjustment of Acquisition-Related Thresholds" (90 FR 41872), published Aug 27, 2025 and effective Oct 1, 2025.

Are changes to FAR Part 23 proposed?

2 proposed changes have no final rule yet.

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