Laws & Regulations
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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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Vehicle Emissions Inspection and Maintenance (I/M): Information for State and Local I/M Agencies
This page provides information on warranty coverage and a memorandum for exemption from tampering for enforcement purposes under the U.S. EPA's vehicle inspection and maintenance program.
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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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Job Aids for Biogas Registration
These job aids are designed to provide a high level overview of certain tasks that will enable users to utilize the recently redesigned OTAQREG system.
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Reformulated Gasoline and Anti-Dumping Questions and Answers: July 1, 1994 through November 10, 1997
This document contains a consolidated list of questions and answers posted by EPA related to reformulated gasoline (RFG) and anti-dumping from July 1, 1994 through November 10, 1997.
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Guidance for Remedial Actions for the Renewable Fuel Standard (RFS)
Provides remedial actions for reporting RIN transactions in the EPA Moderated Transaction System.
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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 v1.1
These notes contain information about e-signature, delegated RCOs, submission of simultaneous registration requests, simplified user management, saving a resubmitting registration requests, EPA's Facility Registry Service, and changes to facility IDs.
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Release Notes for OTAQREG v1.2
These notes contain information about facility data updated in the FRS and performance improvements.
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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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How to Use e-Signature to Sign Fuels Averaging, Banking, and Trading (ABT) Transaction Reports in EMTS
This job aid illustrates the revised procedure for signing ABT Transaction Reports in EMTS.
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Release Notes for OTAQReg v4.0.8
These release notes include new functionality for biointermediate production in OTAQREG, an interim business activity for new registrants required to submit ERs (or other documentation) to support registration, and updates to OTAQREG system for users.
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Form 3520-27: Load Port/Port of Entry Independent Sampling, Testing and Refinery/Importer Identification
Instructions and forms for Load Port/Port of Entry Independent Sampling, Testing and Refinery/Importer Identification Form (EPA Form 3520-27).
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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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Job Aids for Fuels Registration System (OTAQREG)
These job aids are designed to provide a high level overview of certain tasks that will enable users to utilize the recently redesigned OTAQREG system.
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How to Update Existing Companies, Facilities, and Users for Fuels Programs
Company, facility, and user information for the Part 80 Fuels Program is managed through the Fuels Registration system in CDX OTAQREG. Companies are required to update the registration information in OTAQREG when any changes are made.
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Reporting RFS Transactions in the EPA Moderated Transaction System (EMTS)
Provides training resources for reporting RIN transactions in the EPA Moderated Transaction System.
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Reporting for Renewable Fuel Standard (RFS)
Reporting for Fuels Program compliance - both quarterly and annual and RIN transactions.
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e-Manifest
Meetings and Events Located in EPA Region 7 (Kansas, Missouri, Iowa, Nebraska)