The Central government has asked the state transport departments to make it mandatory for all EVs to use the __________ number plates.

The Central government has asked the state transport departments to make it mandatory for all EVs to use the green number plates, irrespective of the year in which they were bought. The new mandate is supposed to help provide preferential treatment to the vehicles with no carbon emissions, like parking, free entry in congested areas as well as a concessional toll on highways.