The Environmental Protection Agency (EPA) is promulgating a regulation to facilitate compliance with the requirements of the Waste Emissions Charge in the Clean Air Act's (CAA) Methane Emissions Reduction Program (MERP). Enacted as part of the Inflation Reduction Act (IRA), this program requires the EPA to impose and collect an annual charge on methane emissions that exceed waste emissions thresholds specified by Congress. This final rule is effective 17 January 2025. POC is Jennifer Bohman, Climate Change Division, Office of Atmospheric Protection (MC-6207A), Environmental Protection Agency, 1200 Pennsylvania Ave. NW, Washington, DC 20460; tele: (202) 343-9548; email: merp@epa.gov. (Federal Register 18 November 2024 [Rule] Pages 91094-91195)