EPA regulations

EPA's Office of Finance and Administration is modifying its Compass system of records to add a new routine use for debt collection, accounts payable, and budget tracking as required by Executive Order 14249 and OMB Memorandum M-25-32.

EPA has finalized 2025 Cross-State Air Pollution Rule emission allowance allocations from new unit set-asides for regulated power plants and industrial facilities.

EPA's Science Advisory Committee on Chemicals will hold peer review meetings May 26 and June 8–12, 2026, for draft risk evaluations of HHCB and phthalic anhydride and draft hazard assessments of o-DCB and p-DCB under the Toxic Substances Control Act…

EPA requests public comment on draft risk evaluations for HHCB and phthalic anhydride under the Toxic Substances Control Act to determine whether these chemicals present unreasonable health or environmental risks.

EPA proposes revisions to coal combustion residuals regulations for electric utilities, including exemptions for dewatering structures, modified legacy surface impoundment provisions, site-specific groundwater monitoring pathways, and streamlined be…

EPA delays the start of PFAS reporting and recordkeeping submissions under TSCA to January 31, 2027, or 60 days after the substantive rule takes effect, whichever comes first.

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EPA proposes to redesignate the Cleveland area (Cuyahoga, Geauga, Lake, Lorain, Medina, Portage, and Summit Counties) to attainment for 2015 ozone standards and approve Ohio's maintenance plan through 2038.

EPA proposes to approve Indiana's State Implementation Plan submission demonstrating adequate visibility protection measures under the 2015 ozone National Ambient Air Quality Standards.

EPA proposes to redesignate Michigan's partial St. Clair area from sulfur dioxide nonattainment to attainment and approve the state's maintenance plan with emissions limits for DTE Belle River Power Plant.

EPA proposes approving Ohio's State Implementation Plan revisions requiring VOC and NOX control technology at major sources including Lubrizol, Henkel, and Cleveland-Cliffs in the Cleveland nonattainment area.

EPA proposes to approve Ohio's attainment plan for the Canton area's compliance with 2008 lead air quality standards and redesignate the region from nonattainment to attainment status.

EPA Administrator denied a petition to object to Colorado operating permits for four Bonanza Creek Energy production facilities in Weld County; petition denial order signed December 10, 2025.

The EPA Administrator denied a March 27, 2025 petition from the Center for Biological Diversity challenging Colorado's Clean Air Act operating permit for Caerus Piceance LLC's Hunter Mesa water treatment facility in Garfield County.

EPA exempts hexanedioic acid polymer (CAS No. 67815-81-0) from tolerance requirements when used as an inert ingredient in pesticide formulations, eliminating residue limits on food and feed commodities.