The executive director, subject to the approval of the board, shall develop, and from time to time revise, a system for evaluating waste disposal facilities to determine if the design and operation merit state approval. In the development and use of this rating system, the executive director will consider the waste treatment system, as well as any other factors which appear to be applicable.     
     Source Note:        The provisions of this §323.21 adopted to be effective February 23, 1978, 3 TexReg 620.