The Dakshina Kannada Regional Transport Authority (RTA) on Tuesday directed all mofussil and express stage carriage buses operating from Mangaluru to install pneumatic doors within a month.
https://www.thehindu.com/news/cities/Mangalore/rta-makes-pneumatic-doors-mandatory-for-mofussil-and-express-buses-operating-from-mangaluru/article68832659.ece