US EPA rule undermining Obama-era mercury limits nears completion

摘要

The US Environmental Protection Agency has advanced a rulerevoking the legal basis for Obama-era mercury controls on coalandoil-fired power plants in one of the last steps before a finalregulation is issued.The rule, which would rescind EPA's "appropriate and necessary"finding that underpins the Mercury and Air Toxics Standards (MATS)rule, landed at the White House Office of Information and RegulatoryAffairs on October 4.