Last month, DGCA had asked the airline to change engines on 16 of its Airbus A320neos, following three instances of aircraft turning back within a span of 4 days.
Markets await more clarity on Gangwal-Bhatia spat and hope for an early resolution.
An official said the corporate affairs ministry would be seeking a "para-wise comments" from the company on Gangwal's complaint and would also be looking at the related party transactions
Analysts have turned cautious on IndiGo post the development and said management distractions could impact Interglobe Aviation's (Indigo) currently strong franchise.