Question raised in Lok Sabha on Ban on Diesel Vehicles, 19/07/2016. The Hon’ble Supreme Court in Writ Petition No. 13029 of 1985 in the matter of “M.C. Mehta versus Union of India & Others” has passed an order banning registration of SUVs and private cars of 2,000 cc and above capacity using diesel in the National Capital Region (NCR).