The Ministry of Road Transport and Highways on 22nd November 2022, published the Central Motor Vehicles (Nineteenth Amendment) Rules, 2022 to further amend the Central Motor Vehicles Rules, 1989. The amendment has notified a new sub-rule (4) under rule 115G which states that every, manufacturer or importer of M2, M3 and N2 vehicle category, except Tippers and armoured vehicles, which are type approved under rule 126, with gross vehicle weight between three and a half tonnes (3,500 kilograms) and twelve tonnes (12,000 kilograms), manufactured or imported for sale in India, shall, on and from the 1st day of April, 2023, be tested for Constant Speed Fuel Consumption standard and comply with the Fuel consumption target, notified under the Energy Conservation Act, 2001. Further, Every manufacturer or importer of M3 and N2 vehicle category, except Tippers and armoured vehicles, which are type approved under rule 126, with gross vehicle weight of twelve tonnes (12,000 kilograms) and above, manufactured or imported for sale in India, shall on and from the 1st day of April, 2023, shall be tested for Constant Speed Fuel Consumption standard and comply with the Fuel consumption target, notified under the Energy Conservation Act, 2001.