Subject to formal ratification, the transfer window will open fully on Monday 27 July, although any player registered before the completion of the 2019/20 season will not be eligible to play for their new Club until season 2020/21 commences. This is applicable to Clubs involved in the Sky Bet Championship Play-Offs.

The window for international registrations closes at 11pm on Monday 5 October, with an agreement in place with the Premier League for an extended two-week domestic only window which will close at 5pm on Friday 16 October.