New Delhi, Oct. 8 -- India's largest airline, IndiGo's parent company and operator, InterGlobe Aviation Ltd., on Wednesday, 8 October 2025, disclosed that the aviation regulator, the Directorate General of Civil Aviation (DGCA), has imposed a penalty of Rs.20 lakh, according to an exchange filing.

The BSE filing revealed that the company received the DGCA notice on 26 September 2025. However, the communication was made to the stock exchanges on Wednesday.

DGCA said that the company allegedly failed to use 'qualified simulators' for the training of its pilots in the Category C Aerodromes.

"Alleged failure to use qualified simulators for pilot training at Category C Aerodromes," said the aviation regulator.

IndiGo said that the delay in...