SHEFFIELD UNITED need to run potential signings past the club’s prospective new owners for approval.
Boss Chris Wilder is lining up reinforcements.
But any spending requires the OK from the American bidders and their middle man Des Taylor.
Wilder is speaking to free agents such as defender Sam McCallum while the EFL decide on the suitability of the West Coast financiers.
The Blades released 10 players following their relegation from the Premier League, although four remain in talks over a new deal.
Man Utd back-up goalkeeper Martin Dubravka recalled by Newcastle
They also bid farewell to four loanees, including James McAtee.
He is set to sign a new Man City contract before heading back out on loan.
After two spells at Bramall Lane, he is unlikely to return for a third time.
City could end up loaning him to sister club Girona, who qualified for the Champions League.
Meanwhile, John Egan could snub a new Blades deal.
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He is one of the 10 out of contract but has remained in talks over extended his stay.
Nottingham Forest are now keen on doing a deal as they look to replace Joe Worrall.
While Ben Osborn could be snapped up by Watford.
And John Fleck is hoping to continue at Blackburn after joining them in February.
Lucas Perez pays part of own transfer fee to rejoin beloved Deportivo