India, Oct. 28 -- Not all vehicles would be able to enter Delhi freely starting November 1. This is because of a new directive issued by the Delhi transport department, in line with directions of the Commission for Air Quality Management.

Amid pollution concerns and a dip in air quality, authorities will be barring the entry of all commercial goods vehicles registered outside Delhi that are non-complaint with BS-VI norms.

India began transitioning to BS-VI (Bharat Stage-VI) fuels a few years ago. These ultra-clean fuels reduce sulphur content from 50 parts per million (ppm) in BS-IV fuels to just 10 ppm. Vehicles compliant with BS-VI standards meet stricter emission norms, helping to significantly curb pollution.

Two important things w...