The Central Motor Vehicles (First Amendment) Rules, 2020 notifies the emission standards for di-methyl ether vehicles.

The Ministry of Road Transport and Highways has published the Central Motor Vehicles (First Amendment) Rules, 2020. The amendment is brought under Rules, which specifies the Mass emission standards for Compressed Natural Gas Driven Vehicles, and Di-Methyl Ether (DME or D100) Vehicles. The Rules also call for a type approval for CNG or Bio-CNG or LNG fitments by vehicle manufacturers on
new diesel vehicles and suitable labelling to indicate the type of fuel they run on.