India mandates E20 petrol supply nationwide Change India mandated oil marketing companies to supply petrol blended with 20% ethanol (E20) across all states and Union Territories, effective April 1. Why it matters Retail and distribution networks now face a uniform E20 availability requirement that eliminates staggered regional rollouts. Fuel procurement and logistics teams must incorporate ethanol sourcing, storage and blending into national allocation plans to avoid supply gaps. India Today · Mar 30 More actions Like (sign in) Save (sign in) Share Facebook LinkedIn X / Twitter Copy link