Federal Register — Trade & Customs

Rules, proposed rules, and notices from CBP, USTR, Commerce ITA, USITC, and BIS affecting tariffs, trade remedies, anti-dumping duties, and customs regulations.

Federal Register — Trade & Customs

Significant New Use Rules on Certain Chemical Substances (26-2)

Reconsideration of Standards of Performance for New, Reconstructed, and Modified Sources and Emissions Guidelines for Existing Sources: Oil and Natural Gas Sector Climate Review

Walking-Working Surfaces

National Emission Standards for Hazardous Air Pollutants: Chemical Manufacturing Area Sources Technology Review

Renewable Fuel Standard (RFS) Program: Standards for 2026 and 2027, Partial Waiver of 2025 Cellulosic Biofuel Volume Requirement, and Other Changes

Perchloroethylene (PCE) and Carbon Tetrachloride (CTC); Regulation Under the Toxic Substances Control Act (TSCA); Compliance Date Extensions

National Emission Standards for Hazardous Air Pollutants: Polyether Polyols Production Industry Review

Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Large Municipal Waste Combustors Voluntary Remand Response and Five-Year Review

Extending the Reporting Deadline Under the Greenhouse Gas Reporting Rule for 2025

National Emission Standards for Hazardous Air Pollutants: Coal- and Oil-Fired Electric Utility Steam Generating Units: Final Repeal

Rescission of the Greenhouse Gas Endangerment Finding and Motor Vehicle Greenhouse Gas Emission Standards Under the Clean Air Act

New Source Performance Standards Review for Stationary Combustion Turbines and Stationary Gas Turbines

EPA Determinations of Compliance and Applicability Under Clean Air Act Section 111, 112, and 129 Dashboard: EPA Formal Responses to Inquiries Concerning Compliance With the Clean Air Act Stationary Source Program (Since May 2019)

Significant New Use Rules on Certain Chemical Substances (25-2.5e)

Significant New Use Rules on Certain Chemical Substances (24-5.5e)

Significant New Use Rules on Certain Chemical Substances (25-1.5e)

Modification of Significant New Use Rules of Certain Chemical Substances (23-1.M)

Procedures for Chemical Risk Evaluation Under the Toxic Substances Control Act (TSCA)

Air Plan Approval; Montana; Regional Haze Plan for the Second Implementation Period; Prong 4 (Visibility) for the 2015 8-Hour Ozone National Ambient Air Quality Standard

Air Plan Approval; California; Revised Format for Materials Incorporated by Reference

Extension of Deadlines in Standards of Performance for New, Reconstructed, and Modified Sources and Emissions Guidelines for Existing Sources: Oil and Natural Gas Sector Climate Review Final Rule

Air Plan Approval; Washington; Regional Haze State Implementation Plan for the Second Implementation Period

Air Plan Partial Approval and Partial Disapproval; Colorado; Regional Haze Plan for the Second Implementation Period

Approval of Air Quality Implementation Plans; California; Regional Haze State Implementation Plan for the Second Implementation Period

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