ANSWER: None
Explanation:
- In the major cities, Bharat stage IV emission norms were put in place since April 2010.
- Currently, BS-IV petrol and diesel are being supplied in whole of Northern India covering Jammu and Kashmir, Punjab, Haryana, Himachal Pradesh, Uttarakhand, Delhi and parts of Rajasthan and western UP. The rest of the country has BS-III grade fuel.
From 1 April, 2016, all of Goa, Kerala, Karnataka, Telangana, Odisha, Union Territories of Daman and Diu, Dadra-Nagar-Haveli and Andaman & Nicobar will get BS-IV fuel.
- The rest of the country is scheduled to get supplies of BS-IV from 1 April, 2017.