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Memorandum for Heads of Departments and Agencies: Establishing, Revising, Adopting, and Applying Categorical Exclusions Under the National Environmental Policy Act
Memorandum for Heads of Departments and Agencies: Establishing, Revising, Adopting, and Applying Categorical Exclusions Under the National Environmental Policy Act
- Guidance Document
- Categorical Exclusions
Memorandum for Heads of Departments and Agencies: Emergencies and NEPA Guidance
Memorandum for Heads of Departments and Agencies: Emergencies and NEPA Guidance
- Guidance Document
- Emergencies
2025 Report to Congress on Missed Deadlines
CEQ Report to Congress on Missed Deadlines
- Reports & Publications
- Deadlines/Timelines
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act - September 29, 2025
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act
- Guidance Document
- Agency Procedures
CEQ Report to Congress on Missed Deadlines
CEQ Report to Congress on Missed Deadlines
- Reports & Publications
- Deadlines/Timelines
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act
- Guidance Document
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act - February 19, 2025
Memorandum for Heads of Departments and Agencies: Implementation of the National Environmental Policy Act - February 19, 2025
- Guidance Document
- Agency Procedures
Memorandum for Heads of Departments and Agencies: Notifications for Actions with Potential Transboundary Effects in Canada
Memorandum for Heads of Departments and Agencies: Notifications for Actions with Potential Transboundary Effects in Canada
- Guidance Document
- Effects Analysis
- Transboundary Effects
NEPA Implementing Regulations Desk Reference - 2024
CEQ has developed this Desk Reference to provide the current text of 40 CFR Parts 1500–1508, effective as of July 1, 2024; together with the text of National Environmental Policy Act of 1969, as amended; the Environmental Quality Improvement Act of 1970; Section 309 of the Clean Air Act; and Executive Order 11514, as amended by Executive Order 11991.
- Guidance Document
Memorandum for Heads of Departments and Agencies: Implementation of Updated NEPA Regulations - Withdrawn
This memorandum for heads of departments and agencies provided information on Federal agency compliance with the CEQ’s 2024 NEPA regulations, including information about updating agency NEPA procedures and designation of a senior agency official for NEPA compliance and a Chief Public Engagement Officer.
- Guidance Document
- Emergencies
Final Rule Redline of Regulations - May 2024
The Council on Environmental Quality (CEQ) provides this redline for the convenience of reviewing the changes to its regulations. While CEQ has taken steps to ensure the accuracy of this redline, it is not an official version of the proposed rule. Please refer to the official final rule, available at https://regulations.gov in Docket No. CEQ–2023–0003.
- Guidance Document
CEQ Report to Congress on the Potential for Online and Digital Technologies to Address Delays in Reviews and Improve Public Accessibility and Transparency (E-NEPA Report)
CEQ Report to Congress on the Potential for Online and Digital Technologies to Address Delays in Reviews and Improve Public Accessibility and Transparency (E-NEPA Report)
- Reports & Publications
- Technology
Memorandum for Heads of Federal Departments and Agencies: Emergencies and NEPA Guidance (superseded by January 21, 2026 guidance)
Memorandum for Heads of Federal Departments and Agencies: Emergencies and NEPA Guidance (superseded by January 21, 2026 guidance)
- Guidance Document
- Emergencies
Memorandum for Heads of Departments and Agencies: Guidance on Unique Identification Numbers for NEPA Documents
This memorandum for heads of departments and agencies provides a recommended approach for establishing unique identification numbers for environmental assessments and environmental impact statements to help the public and agencies track the progress of environmental documents as they move through the NEPA process.
- Guidance Document
- Deadlines/Timelines
- Technology
Memorandum for Heads of Departments and Agencies: Reports to Congress on Deadlines under NEPA
This memorandum informed agencies’ implementation of the annual report to Congress on missed deadlines established by section 107 of NEPA, as amended by the Fiscal Responsibility Act of 2023.
- Guidance Document
- Deadlines/Timelines
Interim NEPA Guidance on Consideration of Greenhouse Gas Emissions and Climate Change
NEPA Guidance on Consideration of Greenhouse Gas Emissions and Climate Change
- Guidance Document
- Climate Change
- Greenhouse Gas
NEPA Implementing Regulations Desk Reference - 2023
CEQ has developed this Desk Reference to provide the current text of 40 CFR Parts 1500–1508, together with the text of National Environmental Policy Act of 1969, as amended; the Environmental Quality Improvement Act of 1970; Section 309 of the Clean Air Act; and Executive Order 11514, as amended by Executive Order 11991. (including CEQ’s regulations as amended by the 2022 final rule and the version of NEPA that was in place at the time of the 2023 final rule effective date).
- Guidance Document
NEPA Implementing Regulations Desk Reference - 2022
CEQ has developed this Desk Reference to provide the current text of 40 CFR Parts 1500–1508, together with the text of National Environmental Policy Act of 1969, as amended; the Environmental Quality Improvement Act of 1970; Section 309 of the Clean Air Act; and Executive Order 11514, as amended by Executive Order 11991.
- Guidance Document
A Citizen's Guide to the National Environmental Policy Act: Having Your Voice Heard
A Citizen's Guide to the National Environmental Policy Act; Having Your Voice Heard is a previous resource to help individuals become familiar with NEPA. This guide describes the NEPA process and provides information on how citizens can get involved, based on CEQ's prior 2020 NEPA regulations.
- Reports & Publications