Power plants will be issued emission allowances which can be banked or traded. If emissions exceed the allowances held, the power plant must pay a penalty. CFCs are commonly used in refrigerators and air conditioners. Working in consultation with state and local governments, EPA bears primary responsibility for this sweeping legislation. EPA's Office of Air and Radiation is the lead office for developing the scores of regulations required under the Act.
States also share responsibility for issuing and enforcing air pollution permits .
In some areas, local governments will test vehicle emissions and monitor other air quality issues. Indoor air is often more polluted than the air outside our homes and workplaces. This has been shown to be true across the country, even in neighborhoods without heavy industrial pollution . Another significant indoor health hazard results from radon gas, which in many areas of the country seeps from the earth into homes. There are several ways to check and safeguard your home, with proper ventilation being one of the simplest.