Aviation regulator DGCA today grounded 11 A320 neo aircraft powered by a certain series of Pratt & Whitney engines following instances of engine failures during flights.
Of these, eight are operated by IndiGo and three by GoAir.
The decision comes hours after an A320 neo aircraft of IndiGo suffered engine failure mid-air and made an emergency landing at Ahmedabad airport.
Citing safety of aircraft operations, the DGCA said, A320 neos fitted with PW1100 engines beyond ESN 450 have been grounded with immediate effect.
"Both IndiGo and GoAir have been told not to refit these engines, which are spare with them in their inventory," the