Bad ideas always start somewhere. India in this case. I wonder if there are exceptions for ‘classic’ Indian/British vehicles.
Delhi Bans Fuel for Older Vehicles in Pollution Crackdown | ZeroHedge
India has a bad pollution problem. I have been there many times. I don’t think this is an answer. Banning two stroke powered vehicles from the roadways would but they are pretty popular in India so that is unlikely.