Laws & Regulations
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Fiat Chrysler Automobiles – Voluntary Recall
This recall is the result of in-use emissions investigations conducted by EPA and in-use testing conducted by FCA as required by EPA regulations.
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EPA Emission Standards Regulations
This web page provides links with information related to the information found in the Federal Emission Standards Reference Guide.
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Gasoline Sulfur
The gasoline sulfur standard will enable more stringent vehicle emissions standards and will make emissions control systems more effective.
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Regulations for Emissions from Motorcycles (Light-duty)
This page provides links to regulations for controlling emissions from motorcycles.
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Statutes and Regulations under Renewable Fuel Standard
Statutes and regulations for renewable fuel standard programs.
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Other Requests under Renewable Fuel Standard
Outside parties can submit a request to EPA to waive the standards, provide reconsideration of a specific requirement or approve of an alternative compliance approach using one of the mechanisms listed below.
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Renewable Identification Numbers (RINs) under the Renewable Fuel Standard Program
If you have questions on what RIN is, how RINs are traded, what types of RIN transactions include, and how EPA records all transactions involving RINs, you are in the right place.
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RINs Generated Transactions
This report will allow each user to choose which data to add in their report.
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Applying or Implementing Lead (Pb) Standards
Learn how a state implementation plan (SIP) sets goals and requirements that help a state's areas attain and maintain the lead standard requirements.
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Particulate Matter (PM) Implementation Regulatory Actions
learn more about particulate matter implementation for the NAAQS for PM2.5 and PM
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Determinations of Attainment, Failure to Attain and Reclassifications for the 2006 24-Hour PM Standards
Determinations of attainment and failure to attain for 11 24-hour PM2.5 nonattainment areas.
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GHGRP and the Waste Industry
Page outlining interaction between the Greenhouse Gas Reporting Program (GHGRP) and different components of the waste sector, especially landfills
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2017-2019 Air Emissions Modeling Platforms
The 2017-2019 Version 7 emissions modeling platforms are based on 2017 NEIv2.
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Risk Evaluation for Perchloroethylene (PCE)
documents for Tetrachloroethylene (also known as perchloroethylene)
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EPA Releases Compliance Guides for PCE Risk Management Rule
Announcement of EPA's release of guides on the use of perchloroethylene (PCE) for dry cleaning and energized electrical cleaning to help users and others comply with new regulations under the Toxic Substances Control Act (TSCA).
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Las Mareas Bay Human Health Risk Assessment Study
EPA conducted a Human Health Risk Assessment (HHRA) to address community health concerns associated with recreational activities and consumption of fish captured at Las Mareas Bay in Guayama, Puerto Rico.The community requested scientific support to unders
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Subpart A – General Provisions, Parent Company
Details GHGRP rulemaking actions affecting Subpart A of the program and provides links to relevant fact sheets, rulemaking documents, and other supporting materials.
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Schedule a Pre-Application Meeting for a Clean Air Act Permit issued by EPA Region 10
Schedule a pre-application meeting for a CAA permit in EPA Region 10 for activities located on 40 Indian Reservations in Alaska, Idaho, Oregon and Washington.
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NPDES Permit for Charlo Wastewater Treatment Facility in Montana
Under NPDES permit MT-0022551, the Consolidated Charlo-Lake County Water & Sewer District is authorized to discharge from its wastewater treatment facility located in Lake County, Montana to an unnamed swale that runs to Dublin Gulch.
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FY 2026 Brownfields Multipurpose, Assessment, and Cleanup Grants in Region 7
FY 2026 Brownfields Multipurpose, Assessment, and Cleanup Grants Guidelines Now Available