The central government on 14 October proposed to enforce Bharat Stage VII (BS VII) regulations starting 2029, in three phases for cars, light trucks, and heavy commercial vehicles, to ensure that vehicles made and sold in India emit less pollutants and greenhouse gases. New Delhi: India's automakers are likely to seek concessions under upcoming emissions regulations, citing the country's 20% ethanol (E20) blend in petrol, which is higher than in other economies.