115-I. Requirements for the Motor Vehicles Running on Compressed Gaseous Hydrogen Fuel Cell.-(1) The motor vehicles of Category M and Category N, running on compressed gaseous hydrogen fuel cell shall be in accordance with AIS-157:2020, as amended from time to time, till the corresponding BIS specification is notified under the Bureau of Indian Standard Act, 2016 (11 of 2016).(2) The hydrogen fuel specification for fuel cell vehicles shall be in accordance with ISO 14687 till the corresponding BIS specification is notified under the Bureau of IndianStandard Act, 2016 (11 of 986).