1. (1) Poolwide units may be formed on a volumetric or surface area basis provided that sufficient data are available to determine the geometry and to define the physical characteristics of the reservoir.
2. (2) Drilling, production, or poolwide units can only be revised by the Board if new pertinent geological or engineering evidence becomes available which was not in existence at the time a unit was formed.

Authority: T.C.A §§ 60-1-201 et seq., and 4-5-201 et seq. Administrative History: Original rule filed March 20, 2013; effective June 18, 2013.