Laws & Regulations

Report: EPA Should Collect Full Costs for Its Interagency Agreements and Report Full Costs for Great Lakes Legacy Act Project Agreements

Report #15-P-0300, September 30, 2015. By reallocating direct costs to indirect costs, the EPA may not have provided all of the services needed by the other parties to the interagency agreement.

Report: CSB’s Public Meeting Announcement Violated The Government in the Sunshine Act

Report #15-P-0304, September 30, 2015.At a public meeting, CSB passed a motion to terminate five investigations on which it had already spent over $800,000 in taxpayer funds without announcing the planned motion in advance, as required by the Sunshine Act.

Report: EPA Needs to Improve Security Planning and Remediation of Identified Weaknesses in Systems Used to Protect Human Health and the Environment

Report #16-P-0006, Oct 14, 2015. EPA’s network security is essential to provide the information, technology and services necessary to advance the protection of human health and the environment.

Report: CSB's Fiscal Year 2015 Management Challenges

Report #16-N-0018, Oct 22, 2015. Attention to CSB management challenges could result in stronger results and protection for the public, and increased confidence in management integrity and accountability.

Tribal Emergency Procedure Plan for Small Drinking Water Systems

Emergency response planning template for Tribal ground water systems

Wyoming Emergency Procedure Plan for Small Drinking Water Systems

Wyoming emergency response planning template for use by transient ground water systems, detailing emergency operations procedures for possible foreseeable emergencies

CSAPR Compliance Year 2025 NUSA NODAs

This page contains links to NUSA Notices of Data Availability for the CSAPR 2023 compliance year.

State Authorization Rule Checklists 169 through 180 for Hazardous Waste Rulemakings Published Between July 1998 and June 1999

Rules, checklists, summaries and Federal Register Notice links related to State Program Advisory 35 between July 1998 and June 1999.

2017 Settlement Agreement between EPA and Pebble Limited Partnership

EPA's May 11, 2017 Settlement Agreement with Pebble Limited Partnership to resolve litigation from 2014 relating to EPA's prior work in the Bristol Bay watershed in Alaska.

History of Fuel Economy Labeling

Fuel economy labeling, history and trends of fuel economy, testing and data, and information on how federal agencies work together on the issue of fuel economy.

Manufacturer Contact List for Clean Diesel

This list provides contact information for manufacturers and organizations of technologies that are on EPA's Verified Technologies List for Clean Diesel.

Improvements for Heavy-Duty Engine and Vehicle Test Procedures, and other Amendments – Proposed Rule

EPA propose to Improvements for Heavy-Duty Engine and Vehicle Test Procedures, and other Technical Amendments.

Petitions for Reconsideration of SAFE-1 Submitted to EPA

Petitions for Reconsideration of SAFE 1 Submitted to EPA

Designation of the U.S. Caribbean Emission Control Area for Marine Vessels

Materials related to MARPOL Annex VI Designation of the U.S. Caribbean Emission Control Area for Marine Vessels

Proposed Renewable Fuel Standards for 2023, 2024, and 2025

EPA proposes an alternative schedule for small refineries to demonstrate compliance with their 2020 RFS obligations.

Learn What Information You’ll Find in this Website and Who To Contact

See the changes made to the new website for renewable fuel standard programs including regulations, developed by EPA, in collaboration with refiners, renewable fuel producers, and many other stakeholders.

Averaging, Banking, and Trading (ABT) Report Template and Guidance for Locomotive Engines

Use these files for locomotive compliance reporting in the Verify System.

Heavy-Duty Highway Diesel (Compression Ignition) Engines (>8,500 Pounds GVWR): Family Naming Conventions

How to create Positions 5-12 of your Engine Family name for Heavy-Duty Highway Diesel (compression ignition) Engines (>8,500 pounds GVWR).

Heavy-Duty Highway Gasoline (Otto-cycle/Spark Ignition) Engines (>8500 Pounds GVWR): Family Naming Conventions

How to create Positions 5-12 of your Engine Family name for Heavy-Duty Highway Gasoline (otto-cycle/spark ignition) Engines (>8500 pounds GVWR).

User Guides for OTAQDCFUEL in the Central Data Exchange (CDX)

These documents provide instructions for the Office of Transportation and Air Quality (OTAQ) DCFUEL Reporting System.