India, Nov. 2 -- Denying reports of polluting commercial vehicles entering Delhi without any checks at Sirhol toll plaza, officials on Saturday said that automated cameras were scanning registration plates to detect violations.

According to officials, around 141 vehicles were stopped for inspections at various checkpoints on the four busiest border points connecting Delhi and Gurugram, including Sirhol Toll Plaza, and on Dwarka Expressway. Of these, 38 were stopped at a checkpoint on the Delhi-Jaipur-Gurugram expressway (NH48), around one km from the Sirhol toll plaza, and three were returned to the city, according to officials.

As per the Commission for Air Quality Management's (CAQM's) recent directive, vehicles compliant with BS-III ...