Laws & Regulations
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SEMS Overview
Superfund is a program administered by the EPA to locate, investigate, and clean up the worst hazardous waste sites throughout the United States.
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UIC Permit: PAS2D015BMCK
Catalyst Underground Injection Control Permit
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New Hampshire NPDES Permits
NPDES Permits for New Hampshire
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Timeline of Major Accomplishments in Transportation, Air Pollution, and Climate Change
See the major accomplishments in transportation, air pollution, and climate change.
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In-Use Testing Template for Large Nonroad Spark-Ignition (SI) Engine
Use this template to report for large nonroad spark-ignition engines.
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Large Nonroad Spark-Ignition Engines (>19 kiloWatts): Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Large Nonroad Spark-Ignition Engines (>19 kiloWatts).
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Complete Heavy-Duty Highway Vehicles (8,500 to 14,000 Pounds GVWR; Tested on Chassis Dynamometer): Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Complete Heavy-Duty Highway Vehicles (8,500 to 14,000 pounds GVWR; tested on chassis dynamometer).
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Presentation on Onroad Electric Motorcycle and Portable Fuel Container for Engines and Vehicles Compliance Information System (EV-CIS), formerly Verify, Module Deployment
This presentation provides information about electric motorcycles and portable fuel container EV-CIS module deployment.
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Heavy-Duty Evaporative Families: Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Heavy-Duty Evaporative Families.
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California-Only Medium-Duty Vehicles: Family Naming Conventions
How to create Positions 5-12 of your engine family name for California-Only Medium-Duty Vehicles.
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Frequent Questions on EPA Greenhouse Gas (GHG) Provisions for Vehicle and Engine Conversions to be Used on Clean Alternative Fuel
View frequent questions on EPA GHG provisions for conversions of vehicles and engines for clean alternative fuel.
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Webinar on Vehicle and Engine Conversions for Clean Alternative Fuel
EPA presented a webinar on the Clean Alternative Fuel Vehicle and Engine Conversions Final Rule on April 27, 2011.
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Materials for CROMERR and Engines and Vehicles Compliance Information System's (EV-CIS), formerly Verify, Request for Certificate (RFC) Module for Light-Duty Vehicle and Truck Manufacturers
Presented in September 2015 to light-duty manufacturers.
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Proposed Rule and Related Materials for Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards
This page includes a summary of EPA’s proposed rule that would set new, more stringent standards to reduce pollution from heavy-duty vehicles and engines starting in model year (MY) 2027.
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Job Aids for Biointermediates Registration
Biointermediates job aids are designed to provide an overview of tasks that will enable users to utilize the recently redesigned OTAQREG system.
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40 CFR part 80 and 40 CFR part 1090 Pending Registration List
This page provides transparency into the process a registration request must undergo before it is activated by EPA.
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Safe Drinking Water Act Section 1441
This page will provide information for water and wastewater utilities to apply for a certification of need under Section 1441 of the Safe Drinking Water Act.
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Reducing Your Child's Exposure To Flame Retardant Chemicals
This document provides information to help parents reduce their children’s exposure to flame retardant chemicals.
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Dewatering and Remediation General Permit (DRGP)
Documents, links & contacts for the Notice of Availability of the NPDES General Permit for Dewatering and Remediation Activity Discharges – the DRGP (Draft 2022 DRGP) in MA and NH, federal facilities in VT, and Indian country lands in CT & RI.
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Subpart ZZ - Ceramics Manufacturing
Details GHGRP rulemaking actions affecting Subpart ZZ of the program and provides links to relevant fact sheets, rulemaking documents, and other supporting materials.