The board of school directors in every school district shall employ the necessary qualified professional employes, substitutes and temporary professional employes to keep the public schools open in their respective districts in compliance with the provisions of this act. Except for school districts of the first class and first class A which may require residency requirements for other than professional employes, substitutes and temporary professional employes, no other school district shall require an employe to reside within the school district as a condition for appointment or continued employment.
24 P.S. § 11-1106