Excise rates updated for petrol, diesel, ATF, LNG, CNG and blended fuels with specified effective duty rates and conditions. The notification exempts excisable goods listed in the Table to the extent duty exceeds the specified effective rates, prescribing per litre rates for motor spirit and HSD (with brand/no brand distinctions and separate retail non blended rates), nil rates for specified ethanol/methanol/biodiesel blends and for LNG and natural gas, and percentage rates for ATF including RCS/UDAN linked supplies; it defines 'appropriate duties' and applicable taxes for computation, includes temporal and transitional provisos, and is effective from 1 July 2017.