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On January 21, 2025, the U.S. Environmental Protection Agency’s (EPA) proposed rule seeking to set effluent limitation guidelines for certain per- and polyfluoroalkyl substances (PFAS) under the Clean Water Act (CWA) was withdrawn from Office of Management & Budget (OMB) review following President Trump’s Executive Order implementing a regulatory freeze. Federal action may be halted, but states are beginning to enact legislation that seeks to address PFAS contained in industrial...

On January 25, 2017, the Urban Air Initiative (UAI), along with the Energy Future Coalition and the states of Kansas and Nebraska, filed a request for correction of information petitioning EPA to correct its models on motor vehicle fuel emissions that limit the use of higher blends of ethanol.  In the petition, UAI claims that EPA continues to publish inaccurate data regarding ethanol emissions that originated with its fuel effects study and vehicular emissions computer...