The Ministry of Road Transport & Highways has issued a draft notification for implementation of BS-V and BS-VI norms for the automobile sector, covering the four wheeler category. According to a statement, the Ministry has decided to advance the date for implementation of the higher level emission standards. As per the roadmap laid down earlier by the Auto Fuel Policy, BS-V norms were to be implemented from April 1, 2022 and BS-VI from April 1, 2024. The Mass emission standards for Bharat Stage VI, in respect of M & N category vehicles having gross vehicle weight not exceeding 3,500 kg, manufactured on or after 1st Apri 2021 for new models and on or after 1st April 2022 for existing models.