The Delhi Traffic Police issued around 550 challans on Friday for violation of a ban on the plying of BS III petrol and BS IV diesel vehicles.

Delhi's air quality worsened further on Saturday, with many areas in the "severe" category, even as authorities intensified their action by imposing penalties of around Rs 5

A dense fog enveloped Delhi and nearby regions early Saturday (16 November) as the national capital’s air quality index (AQI) remained in the ‘Severe’ category for the fourth straight day. Delhi’s overall AQI was recorded at 404 on Saturday morning, placing it in the ‘Severe’ category, according to data from the Central Pollution Control Board.

Delhi government enforces a ban on BS-III petrol and BS-IV diesel four-wheelers under Grap-III from Friday, violators will face fine up to Rs 20,000

Delhi's air quality remained "severe" for a second consecutive day, prompting the central pollution watchdog to invoke restrictions under the third stage of GRAP, including a ban on construction activ

The GRAP 3 curbs in Delhi include ban on demolition and construction activities, and entry of certain vehicles inside Delhi-NCR, among other curbs, to prevent further deterioration of air quality.