This bill requires the Environmental Protection Agency (EPA) to revise its Title V operating permit regulations under the Clean Air Act. Such permits set forth compliance requirements related to air pollution for certain facilities (i.e., sources). Specifically, the bill requires the EPA to revise regulations to authorize the owner or operator of a critical energy resource facility to utilize flexible air permitting, as described in the final rule titled Operating Permit Programs; Flexible Air Permitting Rule published on October 6, 2009. The bill also requires the regulations to facilitate flexible, market-responsive operations (as described in the final rule) with respect to critical energy resource facilities.