California State Nonroad Engine Pollution Control Standards; In-Use Off-Road Diesel Fueled Fleets; Notice of Decision

The Environmental Protection Agency ("EPA") is providing notice of its decision granting the California Air Resources Board's ("CARB's") request for an authorization of amendments to its In-Use Off-Road Diesel Fueled Fleets ("2022 Off-Road Fleets Amendments") regulations. EPA's decision was issued under the authority of section 209 of the Clean Air Act ("CAA" or "Act").