The primary responsibility for implementing air-quality standard for stationary sources rests with the federal government.

Air-quality Standard

Regulations and guidelines intended to maintain or improve the quality of the air in outdoor or indoor spaces.

Stationary Sources

Fixed sites or installations that emit pollutants into the environment, such as factories or power plants.

Federal Government

The system of government at the national level in a federal state, which has specific powers over matters not delegated to the states.