The Railway today said that tatkal tickets would be exclusively issued in all computerised reservation counters and unreserved ticketing system counters between 10-10.30 am for trains of next day.
"No normal ticket will be issued during this time unless there is no passenger for the tatkal tickets," a Eastern Railway release said.
ER spokesperson Samir Goswami said tatkal tickets cannot be booked on internet reservation system during the special time of 10-10.30 am for next day trains.
During this exclusive period, no unauthorised agent including of IRCTC and RTAs will be allowed to book tatkal tickets.
The new guidelines were introduced amid increased complaints from passengers about touts exploiting the loopholes in the scheme.