The U.S. Environmental Protection Agency (EPA) is proposing to amend the Greenhouse Gas Reporting Program (GHGRP) to remove program obligations for most source categories, including the distribution segment of the petroleum and natural gas systems source category (subpart W--Petroleum and Natural Gas Systems), and suspend program obligations for the remaining subpart W segments until reporting year 2034. Comments must be received on or before 3 November 2025. POC is Jennifer Bohman, Greenhouse Gas Reporting Branch, Climate Change Division, Office of Atmospheric Protection (MC-6207A), Environmental Protection Agency, 1200 Pennsylvania Ave. NW, Washington, DC 20460; telephone number: (202) 343-9548; email address: GHGReporting@epa.gov. (Federal Register 16 September 16, 2025 [Proposed Rule] Pages 44591-44618)