FIFA has confirmed that it will allow the transfer window to open before the end of the delayed 2019-20 season in order to aid clubs during the coronavirus pandemic.
The disease and the resulting interruption to football activities has hit clubs hard across the world, as well as creating huge uncertainty over the future.
Thousands of players' contracts expire in June, leaving them officially free agents despite the restart of activities that began in May with the Bundesliga.
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Another area of uncertainty concerned the coming window, with clubs unclear over whether new signings would be eligible to feature in the remaining fixtures of 2019-20.