Delhi imposes GRAP Stage 2 restrictions as AQI hits very poor; bans for older vehicles, boosts parking fees, and boosts public transport use. The restrictions do not amount to a complete ban on private vehicles. Private BS-VI vehicles can continue to operate in Delhi. Delhi-NCR has moved to GRAP Stage II after air quality reached the very poor category, triggering measures to curb pollution. Separately, non-BS-VI petrol and diesel vehicles registered outside.