Laws & Regulations
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Compliance Overview for the E15 RVP and RIN Market Reform Final Rule
Houses resources intended to help regulated parties comply with the regulatory changes in EPA’s May 30, 2019 final rulemaking titled Modifications to Fuel Regulations to Provide Flexibility for E15; Modifications to RFS RIN Market Regulations (84 FR 26980)
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Announcements for Volkswagen Violations
Announcements about EPA's issued notice of violation (NOV) of the Clean Air Act (CAA) to Volkswagen. The NOV alleges software that circumvents EPA emissions standards for certain air pollutants.
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EPA and CARB Approve Emissions Modification for Generation 1.1 SUV of the 3.0 Liter Subject Vehicles
EPA and CARB Approve Second Phase of Emissions Modifications for Generation 1.1 SUV of the 3.0 Liter Subject Vehicles (May 18, 2018)
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Light-duty Vehicle and Motorcycle Manufacturers’ United States Representatives
This page provides a list of contact information of vehicle manufacturers' United States representatives.
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Independent Commercial Importers (ICIs)
This page has a list of Independent Commercial Importers (ICIs), information on how to become and ICI, how to use an ICI to import a vehicle.
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Exhaust Emission Impacts of Replacing Heavy Aromatic Hydrocarbons in Gasoline with Alternate Octane Sources
EPA, in collaboration with Environment and Climate Change Canada and seven global automakers, conducted a gasoline vehicle test program to quantify the emissions impacts of replacing a portion of high-boiling aromatics with alternative blending components.
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Index of Transportation Measure Quantification Efforts: Methodology Matrix
This document is an index of transportation measure quantification efforts: methodology matrix.
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How to Register a Quality Assurance Plan (QAP) Provider Company
Provides information for registering a new Quality Assurance Plan provider for the Renewable Fuel Standard (RFS) in Title 40 CFR Part 80.
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Release Notes for OTAQREG v1.3
These release notes include a URL to the Part 80 Company/Facility ID List, updates on bug fixes, and enhancements to the user interface.
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Registration for Fuel Programs
Registration required for Fuels Program reporting compliance.
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How to Register a New Company, Facility, or User for Fuels Program
Registration instructions for regulated parties participating in the Renewable Fuel Standard.
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Regulations for Emissions from Locomotives
EPA regulations related to smog, soot, and other air pollution from locomotives.
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Templates for Heavy-Duty Vehicle Greenhouse Gas (GHG) Production Volume Reporting and for Exempted Off-Road Vehicles
Templates for heavy-duty production volume reporting.
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Calculation of the Annual Part 71 Fee for Calendar Year 2018
Part 71 Annual Fee
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Cache Valley Fine Particulate Matter Maintenance Plan
Summary of the Franklin County (Logan, Utah-Idaho) PM-2.5 Nonattainment Area Plan under the Idaho air quality State Implementation Plan (SIP).
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Principles and Best Practices for Oversight of State Permitting Programs
This document is part of the NSR and Title V Policy and Guidance Databases
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Subpart X – Petrochemical Production
Supporting information and documentation related to Subpart X of the GHGRP, which are not outdated but maintained for historical purposes.
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Guidance Documents for State, Local and Tribal Air Officials about the Burn Wise Program
EPA publications about wood burning appliances.
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Summary of Oakridge PM2.5 Attainment Plan Update
Summary of the updated Oakridge-Westfir particulate matter (PM2.5) attainment plan under the Oregon air quality State Implementation Plan (SIP).
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Summary of Portland Carbon Monoxide (CO) 2nd 10-year Maintenance Plan
Summary of Portland Carbon Monoxide (CO) 2nd 10-year Maintenance Plan under the Oregon air quality State Implementation Plan (SIP).