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Clean Air Act Overview
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The Plain English Guide to the Clean Air Act

The Plain English Guide to the Clean Air Act provides a brief introduction to the 1990 Clean Air Act. The 1990 Clean Air Act is the most recent version of a law first passed in 1970 to clean up air pollution. This summary covers some of the important provisions of the 1990 Clean Air Act and may help you understand what is in the law and how it may affect you.

Related information in Spanish/Información relacionada en español  

  • The Plain English Guide to the Clean Air Act (pdf) (April 2007, EPA-456/K-07-001)
  • Clean Air Act Overview Home
  • Progress Cleaning the Air
  • Air Pollution Challenges
  • Requirements and History
  • Role of Science and Technology
  • Roles of State, Local, Tribal and Federal Governments
  • Developing Programs Through Dialogue
  • Flexibility with Accountability
  • The Clean Air Act and the Economy
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Last updated on August 12, 2021