Middlesbrough have been reinstated and will face Hull City in the play-off final on Saturday May 23.
Southampton, who have a right to appeal the verdict, will also receive a four-point deduction for next season's Championship.
More to follow...
- WATCH: How alleged Saints 'Spygate' incident unfolded
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Spygate timeline: How did we get here?
May 7: Middlesbrough make formal complaint to the EFL alleging a Southampton member of staff spied on their training session three days before their Championship play-off semi-final first leg.
May 9: Boro boss Kim Hellberg accuses Southampton of cheating after the first leg ends in a 0-0 draw at the Riverside Stadium.
May 12: Southampton charged with a breach of EFL regulations in relation to the spying accusations. Southampton request additional time to conduct an internal review.
The play-off semi-final second leg is played at St Mary's. Shea Charles' extra-time winner earns Southampton a 2-1 victory and a place in the Championship play-off final.
Emotional Hellberg hits out at "disgraceful spying", before Saints boss Tonda Eckert storms out of his press conference after being asked: "Are you a cheat?"
May 13: Photos allegedly showing the Southampton analyst near Middlesbrough's training ground released publicly.
May 14: It is announced the independent hearing to determine Southampton's fate will take place on or before Tuesday May 19. In a statement, the EFL say "the outcome of the disciplinary proceedings may yet result in changes to the fixture."
May 15: Middlesbrough publicly call for Southampton's expulsion from the play-offs. In a statement, they said: "In these circumstances, the only appropriate response is a sporting sanction which would prevent Southampton FC from participating in the EFL Championship play-off final."
May 18: Middlesbrough players return to training as the outcome of the independent disciplinary hearing nears.
More to follow…
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