BS-IV Car in Delhi NCR? What GRAP Rules Mean Before You Buy or Sell This Winter
Every winter, Delhi NCR's air turns hazardous and the rules on older cars tighten. This year, the Commission for Air Quality Management (CAQM) approved a revised Graded Response Action Plan (GRAP) on 28 September, and some reports since have suggested a blanket ban on BS-IV cars. The reality is narrower, but it still matters if you are buying or selling a car built before April 2020. If you are looking at used cars in Delhi NCR , here is what the rules say, how to check a car and what it means for price. What BS-IV and BS-VI Mean Bharat Stage (BS) norms set the emission limits a vehicle must meet. BS-IV applied nationwide from April 2017. BS-VI became mandatory from 1 April 2020, when the sale and registration of BS-IV vehicles stopped and India skipped BS-V entirely. BS-VI cars emit far less particulate matter and nitrogen oxides, especially diesels, which is why pollution rules treat them differently. So most cars registered between 2017 and March 2020 are BS-IV, and cars reg...