The development came after Pandya and Rahul were asked to return from Australia after being suspended for an indefinite period following their controversial remarks against women on a celebrity chat show.
For 19-year-old Gill, it is a maiden Indian call-up coming in the backdrop of his impressive performance in the domestic circuit. The right-hand batsman had had a smashing season in Ranji trophy where he scored 790 runs with an average of 98.75.
Shankar, on the other hand, has been called up for the second time in the national squad. He had made his T20I debut In the Nidahas Trophy which was held in March 2018. The all-rounder finished as the highest run-scorer during India A tour of New Zealand in November.
Meanwhile, Pandya and Rahul have been given seven days to offer an explanation about their alleged misconduct and indiscipline during the chat show to the Board of Control for Cricket in India (BBCI).