Environmental Impact Policy

Begin Actual Construction in the New Source Review Preconstruction Permitting Program

Environmental Impact Statements; Availability, etc.: Section 2 of the Mid-States Corridor Project: Tier 2 National Environmental Policy Act

Tier 4 Criteria Pollutant Standards, Part 1: Phase-In Schedule for Light-Duty and Medium-Duty Vehicles

Extending the Compliance Deadline for the PFOA and PFOS Maximum Contaminant Levels; Notice of Public Hearing

2026-05-04 Updating and Improving the Methodology for Assessing Affordability and Cost Effectiveness of Building Energy Codes; Request for information

FR-6598-I-01 Removal of Environmental Clearance Officer Review and Comment for Assessments for Projects Over 200 Lots/Dwelling Units or Beds

Receipt of Incidental Take Permit Application and Proposed Habitat Conservation Plan for Green Diamond Resource Company, Humboldt and Del Norte Counties, CA; Availability of Draft Environmental Assessment

Notice of Availability of Draft Management Plan and Draft Environmental Assessment for Olympic Coast National Marine Sanctuary

Environmental Impact Statements; Availability, etc.: Chesapeake Bay Crossing Study; Tier 2 National Environmental Policy Act

Environmental Impact Statements; Availability, etc.: Grasshopper and Mormon Cricket Suppression Program

Ozone Reclassification State Implementation Plan Rule

Public Participation for New Active Ingredients, LshidAla2 protein and tTAo protein, contained within NovoFly Cochliomya hominivorax (New World screwworm), sterilized male-only strain for targeted area wide release.