Senate Majority Leader Mitch McConnell, R-Ky., is vowing to reverse the Obama administration’s final stream-protection rule, a regulation released Monday aimed at trying to protect water resources from coal and other surface mining contamination.

McConnell on Monday said he plans to use a little-known law called the Congressional Review Act to introduce a resolution of disapproval next month to “overturn this egregious regulation and work with my colleagues to use every tool available to turn back this regulatory assault on coal country.