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Has a Maximum Achievable Control Technology (MACT) Standard Been Developed For My Industry?

Each industry is responsible for determining whether an applicable maximum achievable control technology (MACT) standard has been developed or if one has been or is being proposed.


The Clean Air Act required the Environmental Protection Agency (EPA) to develop maximum achievable control technology (MACT) standards for all major source categories of  hazardous air pollutants (HAPs) according to a schedule listed in the Act: standards for 40 source categories by 1992, for 25 percent of the categories by 1995, for 25 percent more by 1997, and for the remaining categories by 2000. The Environmental Protection Agency (EPA) is behind schedule in setting the standards.


Finalized maximum achievable control technology (MACT) Standards: