Virat wrote, "I have decided to step down as the T20 captain after this T20 World Cup in Dubai in October."
Team India has to play three matches against the Black Caps to qualify for the World Cup Super League.
Indian opener KL Rahul remained at the sixth place in the latest rankings.
Lasith Malinga has taken 107 wickets in T20 international cricket.
Former South African fast bowler Vernon Philander will be Pakistan cricket team's bowling coach.
The second phase of IPL 2021 is to be played in UAE from 19 September.
Mumbai Indians have to Chennai Super Kings in the first match of the second phase of IPL 2021.
Head coach Ravi Shastri is already in isolation after testing positive during the fourth Test match.
MS Dhoni had led Team India to win the first title of the ICC T20 World Cup in 2007.
Indian team will include 15 players in its squad and keep 3 players as backup.