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. 120-2-19-.03
O.C.G.A. Secs. 33-2-9, 33-32-1, 50-13-4, 50-13-21.