Collections and Lists

SmartWay Affiliates List

This page provides a list of organizations that have become SmartWay affiliates to help grow the program and advance freight transporation sustainability.

Learn About Gasoline Standards

This section provides basic information on gasoline standard programs and the pollutants addressed under each program.

Compliance for Gasoline Standards

For an overview of compliance and related issues under the gasoline programs.

Fuel Waivers & Exemptions

This section contains information on fuel waivers and hardship exemptions related to gasoline.

Regulations for Gasoline Standards

This section contains the applicable statutes, federal regulations and state standards for the gasoline program.

Gasoline Programs

This section contains an overview of the key elements of the federal and state gasoline standards.

E10 Fuel Waivers

This page contains information about E10 fuel waivers.

Renewable Identification Number (RIN) Data and RIN Analysis

A hub page provides links to RIN data and RIN analysis.

Learn About Renewable Fuel Standard

A hub page provides links to Renewable Fuel Standard Program's overview, annual standards and RIN transactions.

EPA's Response to Petitions for Reconsideration of the 2013 Cellulosic Biofuel Standard

Letter from EPA Administrator to grant petitions for reconsideration filed by API and AFPM for the 2013 cellulosic biofuel standard are listed.

EPA's Ports Initiative works in collaboration with the port industry, communities, and government to improve environmental performance and increase economic prosperity. This effort helps people near ports breath cleaner air and live better lives.

Exposure Assessment Tools by Approaches - Indirect Estimation (Scenario Evaluation)

EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases, mode