Operators reportedly pay substantial amounts at various checkpoints to avoid enforcement and use special marks for advance warnings. The findings uncover extensive corruption undermining efforts to reduce toxic air pollution.
Investigation reveals banned diesel buses illegally operating in Delhi through bribes
An undercover investigation titled Operation Smog Syndicate exposes an illegal network enabling banned Bharat Stage IV diesel buses to operate within Delhi despite pollution restrictions. The report reveals systematic bribery allowing unauthorised interstate buses to travel between Delhi and Uttar Pradesh.

