Registration periods for MLS and every United States division, set by the U.S. Soccer Federation (USSF).
The 2026 transfer windows for United States, covering Major League Soccer (MLS), the USL Championship, are the official player registration periods. Clubs can only register signings during the windows below. Dates apply to the whole country, not a single league.
The summer transfer window in United States closes on 26 March 2026. It opens on 26 January 2026.
The winter (mid-season) window opens on 13 July 2026 and closes on 2 September 2026.
Yes. Transfer windows are set by the U.S. Soccer Federation (USSF) for the whole country, so all professional divisions share the same registration periods.