I believe I have found some rules regarding player registration for the USL. They are found at the end of the media guides for each league and they seem to be the same for both the Championship and League One. Links: https://www.uslchampionship.com/media-guide
[FM24.3] USA to D4 (USL2) + Canadian Championship fix
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I believe I have found some rules regarding player registration for the USL. They are found at the end of the media guides for each league and they seem to be the same for both the Championship and League One. Links:
https://www.uslchampionship.com/media-guide
https://www.uslleagueone.com/media-guide
I also found the rules for the USL Academy, if you plan on adding it to the megapack. (pages 46-48)