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Laws & Regulations | US EPA

Overview of EPA's law and regulatory information, including complying with and enforcing environmental regulations.

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Laws & Regulations | US EPA Skip to main content An official website of the United States government Here’s how you know Here’s how you know Official websites use .gov A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. Menu Search Search Environmental Topics Environmental Topics Air Bed Bugs Chemicals, Toxics, and Pesticide Emergency Response Environmental Information by Location Health Land, Waste, and Cleanup Lead Mold Radon Research Science Topics Water Topics A-Z Topic Index Laws & Regulations Laws & Regulations By Business Sector By Topic Compliance Enforcement Guidance Laws and Executive Orders Regulations Report a Violation Report a Violation Environmental Violations Fraud, Waste or Abuse About EPA About EPA Our Mission and What We Do Headquarters Offices Regional Offices Labs and Research Centers Planning, Budget, and Results Organization Chart EPA History Laws & Regulations EPA Launches the Biggest Deregulatory Action in U.S. History As part of Administrator Zeldin’s Powering the Great American Comeback initiative, the agency is undertaking 31 historic deregulatory actions. Read the press release. 1 Laws Clean Air Act Clean Water Act TSCA RCRA Superfund (CERCLA) FIFRA ESA Find more law summaries. Regulated Topics Asbestos Certifications (608, etc.) Mold Drinking Water Lead Waste Per- and Polyfluoroalkyl Substances (PFAS) Find more topics. Regulated Sectors Agriculture Automotive Construction Electric Utilities Oil & Gas Extraction Transportation Find more sectors. Regulations Environmental rules are codified under Title 40 of the Code of Federal Regulations (40 CFR). Comment on Proposed Rules More about Regulations Compliance & Enforcement EPA helps regulated entities meet federal requirements, and holds entities legally accountable for violations. About Compliance EPA's Enforcement Website Guidance & Petitions EPA issues guidance documents to further clarify and assist in implementation of regulations. Guidance Petitions Contact EPA to ask a question, provide feedback, or report a problem. Last updated on August 5, 2026 Assistance Spanish Arabic Chinese (simplified) Chinese (traditional) French Haitian Creole Korean Portuguese Russian Tagalog Vietnamese Discover. Accessibility Statement Budget & Performance Contracting EPA www Web Snapshot Grants No FEAR Act Data Plain Writing Privacy and Security Notice Connect. Data Inspector General Jobs Newsroom Regulations.gov Subscribe USA.gov White House Ask. Contact EPA EPA Disclaimers Hotlines FOIA Requests Frequent Questions Site Feedback Follow.