SC impact: Auto firms shift to top gear for rolling out BS-VI vehicles

While BS-IV contains 50 parts per million (ppm) sulphur, the BS-VI grade fuel only has 10 ppm sulphur

Following the recent directive by the Supreme Court that banned the sales as well as registration of Bharat Stage-IV (BS-IV) vehicles across the country from April 1, 2020, auto companies are rushing to meet the deadline.
 
They are looking to advance the production of BS-VI vehicles and curtail making BS-IV models. Adopted in 2000, BS norms are auto emission guidelines based on the European emission standards.
 
Each stage places a certain limit on pollutants released, which is controlled by the type of fuel produced by oil companies. It also depends on upgradations and modifications made by automakers in