The applicant shall provide evidence of projected impact by taking into account existing planning region market share of facilities or programs of the same type and future population growth or by providing sufficient evidence that the current population is underserved by the existing Traumatic Brain Injury facility or program of the same type within the planning region.
Ga. Comp. R. & Regs. R. 111-2-2-.34
O.C.G.A. §§ 31-2 et seq., 31-6 et seq.