MoRTH revises the Requirements for Emission Standards of Bharat Stage VI Vehicles of all Categories vide CMV (First Amendment) Rules, 2024. .On 5-1-2024, the Ministry of Road Transport and Highways published the Central Motor Vehicles (First Amendment) Rules, 2024 to amend the Central Motor Vehicles Rules, 1989. The provisions came into effect on 5-1-2024.