Question raised in Lok Sabha on Use of Clean Fuel, 11/08/2015
Question raised in Lok Sabha on Use of Clean Fuel, 11/08/2015. The universalisation of Bharat Stage (BS) -IV norms will reduce sulphur content of the fuel to 50 ppm and the implementation of BS-V / BS-VI emission norms will further reduce the sulphur content to 10 ppm and will improve the ambient air quality. Presently BS-IV norms have been implemented in 63 cities covering 15 States including Delhi and National Capital Region (NCR).