FAR Part 4 Administrative and Information Matters

Part Federal Acquisition Regulation

Part facts

Citation
FAR Part 4
Type
Part
Last amended
90 FR 41872 Effective Oct 1, 2025
Proposed changes
6
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: Rerepresentation of Size and Socioeconomic Status 90 FR 517 · FAC 2025-03
Federal Acquisition Regulation: Prohibition on Unmanned Aircraft Systems From Covered Foreign Entities 89 FR 106364 · FAR Case 2024-002 Not on record
Federal Acquisition Regulation: Prohibition on Unmanned Aircraft Systems From Covered Foreign Entities 89 FR 89464 · FAC 2025-01, FAR Case 2024-002, Item I, Docket No. 2024-0002, Sequence No. 1
Federal Acquisition Regulation; Technical Amendments 89 FR 70297 · FAC 2024-07
Federal Acquisition Regulation: Sustainable Procurement 89 FR 30212 · FAC 2024-05
Federal Acquisition Regulation; Technical Amendments 89 FR 30252 · FAC 2024-05
Federal Acquisition Regulation: Implementation of Federal Acquisition Supply Chain Security Act (FASCSA) Orders 88 FR 83039 · FAR Case 2020-011 Not on record
Federal Acquisition Regulation: Implementation of Federal Acquisition Supply Chain Security Act (FASCSA) Orders 88 FR 69503 · FAC 2023-06
Federal Acquisition Regulation: Prohibition on a ByteDance Covered Application 88 FR 36430 · FAC 2023-04
Federal Acquisition Regulation: Update to Title 10 Citations 87 FR 73894 · FAC 2023-01
Federal Acquisition Regulation: United States-Mexico-Canada Agreement 87 FR 73890 · FAC 2023-01
Federal Acquisition Regulation; Technical Amendments 87 FR 58243 · FAC 2022-08
Federal Acquisition Regulation; Technical Amendments 87 FR 49502 · FAC 2022-07
Federal Acquisition Regulation; Technical Amendments; Corrections 87 FR 25572 · FAC 2022-06
Federal Acquisition Regulation; Technical Amendments 87 FR 24843 · FAC 2022-06
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: Technical Amendment 86 FR 13794 · FAC 2021-05
Federal Acquisition Regulation; Technical Amendments 85 FR 67628 · FAC 2021-02
Federal Acquisition Regulation: Prohibition on Contracting With Entities Using Certain Telecommunications and Video Surveillance Services or Equipment 85 FR 53126 · FAC 2020-09
Federal Acquisition Regulation: Prohibition on Contracting With Entities Using Certain Telecommunications and Video Surveillance Services or Equipment 85 FR 42665 · FAC 2020-08
Federal Acquisition Regulation; Technical Amendments 85 FR 40076 · FAC 2020-07
Federal Acquisition Regulation: Evaluation Factors for Multiple-Award Contracts 85 FR 40068 · FAC 2020-07
Federal Acquisition Regulation: Requirements for DD Form 254, Contract Security Classification Specification 85 FR 40061 · FAC 2020-07
Federal Acquisition Regulation; Technical Amendments 85 FR 27101 · FAC 2020-06
Federal Acquisition Regulation; Set-Asides Under Multiple-Award Contracts 85 FR 11746 · FAC 2020-05
Federal Acquisition Regulation: Prohibition on Contracting for Certain Telecommunications and Video Surveillance Services or Equipment 84 FR 68314 · FAC 2020-03
Federal Acquisition Regulation: Use of Products and Services of Kaspersky Lab 84 FR 47861 · FAC 2019-06
Federal Acquisition Regulation: Prohibition on Contracting for Certain Telecommunications and Video Surveillance Services or Equipment 84 FR 40216 · FAC 2019-05
Federal Acquisition Regulation: Governmentwide and Other Interagency Contracts 84 FR 19837 · FAC 2019-02
Federal Acquisition Regulation; Technical Amendments 84 FR 19839 · FAC 2019-02
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; Use of Products and Services of Kaspersky Lab 83 FR 28141 · FAC 2005-99
Federal Acquisition Regulation; Removal of Fair Pay and Safe Workplaces Rule 82 FR 51527 · FAC 2005-96 · Corrected Nov 8, 2017
Federal Acquisition Regulation; Uniform Use of Line Items 82 FR 4709 · FAC 2005-95
Federal Acquisition Regulation; Contractor Employee Internal Confidentiality Agreements or Statements 82 FR 4717 · FAC 2005-95
Federal Acquisition Regulation; Fair Pay and Safe Workplaces; Injunction 81 FR 91636 · FAC 2005-93
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Proposed changes

Proposed rule Published Comments
Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 1, 2, 4, 33, 39, 40, and 53 91 FR 37550 · FAR Case 2026-001, Docket No. FAR-2026-0001, Sequence No. 1 Closed Jul 23, 2026No final rule found
Federal Acquisition Regulation: Small Business Innovation Research and Technology Transfer Programs 90 FR 24774 · FAR Case 2020-010, Docket No. FAR-2020-0010, Sequence No. 1 No final rule found
Federal Acquisition Regulation: Controlled Unclassified Information 90 FR 4278 · FAR Case 2017-016, Docket No. 2017-0016, Sequence No. 1 Closed Mar 17, 2025No final rule found
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: Cyber Threat and Incident Reporting and Information Sharing; Extension of Comment Period 88 FR 74970 · FAR Case 2021-017 Closed Feb 2, 2024No final rule found
Federal Acquisition Regulation: Standardizing Cybersecurity Requirements for Unclassified Federal Information Systems; Extension of Comment Period 88 FR 74970 · FAR Case 2021-019 Closed Feb 2, 2024No final rule found

Quick answers

What is FAR Part 4?

FAR Part 4 is a part of the Federal Acquisition Regulation, titled "Administrative and Information Matters".

When was FAR Part 4 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 4 proposed?

6 proposed changes have no final rule yet.

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