Even in commercial law, in the uk at least, punitive punishment clauses are not legally enforceable. The English clubs might be on the hook for the total expenses and committed costs incurred to date, but I doubt they could be hit with any more than that.European Super League: Real Madrid president Florentino Perez says 'binding contracts' mean founding clubs cannot leave
Real Madrid president was one of the leading figures in the proposed European Super League which fell apart when all six English clubs withdrew and others followed; Perez said: I dont need to explain what a binding contract is but effectively, the clubs cannot leavewww.skysports.com
I’m actually inclined to believe him. Not a single club has come out to refute what he has said which tells me this thing is going to happen, irrespective of what everyone thinks.
From the quality of the launch, I doubt much has been spent or committed to so far, so the overall liability will be limited. This seems to be the same conclusion arrived at by six or more separate teams of lawyers/accountants.