The agency is taking requests from companies wanting to shed emission restrictions for mercury and other toxic substances.

Click for the latest from The Hill.{beacon} Energy & Environment Energy & Environment   The Big Story EPA sets up portal to ...

States and refineries asked the justices to clarify venue rules for challenging the Environmental Protection Agency’s actions ...

Clean air has become one of America’s best investments, returning $10 for every $1 spent on regulations, by one estimate.

The EPA said in a statement to CBS News that section 112(i)(4) of the Clean Air Act "specifically states that the President may exempt any stationary source 'if the President determines that the ...

March 27 (UPI) --The Environmental Protection Agency is allowing entities subject to the Clean Air Act to seek exemptions via email through Monday while the agency reconsiders relevant rules.

The Supreme Court appears poised to keep at least some Clean Air Act disputes in federal courts outside of D.C. — preventing what at least one justice described as “home court advantage” for the ...

The Environmental Protection Agency this week said an obscure section of the Clean Air Act enables the president to temporarily exempt industrial facilities from new rules if the technology ...

At issue is whether biofuel blending and state ozone plan cases should be heard in regional courts potentially more favorable to EPA critics. The Supreme Court will hear arguments Tuesday in ...

Under the Clean Air Act, the Environmental Protection Agency regulates air pollution. Similarly, the Clean Water Act and Safe Drinking Water Act aim to ensure that pollutants at treatment plants ...