Compliance issues: BS-VI cars to remain a luxury until April 2020

The country's biggest carmaker, Maruti Suzuki, said it is on track to meet the 2020 deadline

Delhi is one of the country’s top markets for vehicles, especially cars and sports utility vehicles. An early shift to Bharat Stage VI emission norms (in April 2018 against the national plan of an April-2020 roll-out) in the city is to regulate vehicular emission.

Two luxury car brands —  Mercedes Benz and BMW — have taken a lead in the introduction of BS-VI complaint vehicles.

Vehicle manufacturers are required to control particulate matter (PM) emission and reduce nitrogen oxides (NOx) as they leapfrog from the current BS-IV to BS-VI. For mass carmakers, such as Maruti Suzuki and Hyundai, BS-VI compliance