If any rule or portion thereof contained in this chapter is held invalid by a court of competent jurisdiction, the remainder of the rules herein and the applicability of such provisions to other circumstances shall not be affected thereby.
Ga. Comp. R. & Regs. R. 120-3-3-.11
O.C.G.A. §§ 25-2-4, 33-2-9, 50-13-21