Does Wise County have to pay back the money received under invalid landfill fee ordinance?

In the wake of the Virginia Supreme Court's decision on Friday that Wise County's landfill fee ordinance was invalid, lawsuits have been filed seeking a return of the fees paid and challenging criminal prosecutions for failure to pay the fee, as reported here and here in the Coalfield Progress, here in the Bristol paper, and here in the Kingsport paper (registration required).