Published on: 2018-16820. Notice of proposed rulemaking. 2018-16820. The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021-2026 Passenger Cars and Light Trucks
Published on: 2015-02846. Direct final rule. 2015-02846. Amendments Related to: Tier 3 Motor Vehicle Emission and Fuel Standards, Nonroad Engine and Equipment Programs, and MARPOL Annex VI Implementation