This rule establishes processes that the Environmental Protection Agency (EPA) will be required to undertake in promulgating regulations under the Clean Air Act (CAA) to ensure that information regarding the benefits and costs of regulatory decisions is provided and considered in a consistent and transparent manner. The EPA is establishing procedural requirements governing the preparation, development, presentation, and consideration of benefit-cost analyses (BCA), including risk assessments used in the BCA, for significant rulemakings conducted under the CAA.

Due to the receipt of adverse comment, the Environmental Protection Agency (EPA) is withdrawing the October 9, 2020, direct final rule to update the Code of Federal Regulations (CFR) to codify its findings that nine areas in four states attained the revoked 1997 8-hour ozone National Ambient Air Quality Standards (NAAQS) by the applicable attainment dates. The EPA will address all comments received in a subsequent final rule for which the EPA will not institute a second comment period.

The Environmental Protection Agency (EPA) is finalizing a revision to the Northern Sierra Air Quality Management District (NSAQMD or ``District'') portion of the California State Implementation Plan (SIP). In this action, we are approving a rule submitted by the NSAQMD that governs the issuance of permits for stationary sources, which focuses on the preconstruction review and permitting of major sources and major modifications under part D of title I of the Clean Air Act (CAA or ``the Act'').

The Environmental Protection Agency (EPA) is taking final action to find that five states failed to submit State Implementation Plan (SIP) revisions required by the Clean Air Act (CAA) in a timely manner to address reasonably available control technology (RACT) requirements associated with the 2016 Oil and Natural Gas Industry Control Techniques Guidelines (CTG) for reducing volatile organic compounds (VOC) in certain nonattainment areas for the 2008 ozone National Ambient Air Quality Standards (NAAQS) and in states in the ozone transport region (OTR).