India, Dec. 19 -- The implementation of the Delhi government's 'No PUC, No Fuel' rule on Thursday triggered a sharp surge in demand for Pollution Under Control Certificates (PUCCs), leading to overcrowding and confusion at fuel stations across the capital, officials and motorists said.

While officials said the drive was successful at ensuring compliance with pollution norms, motorists alleged chaos and confusion at fuel stations, claiming the government directives were "ambiguous."

According to the transport department's data, 29,938 PUCCs were issued on December 17, followed by another 31,974 certificates by 5pm on December 18, taking the total to more than 61,000 in just two days. This marks nearly a twofold increase over the daily av...