30 Tex. Admin. Code § 217.193
The executive director shall review processes for tertiary suspended solids removal other than filters as nonconforming technologies subject to the requirements of §217.7(b)(2) of this title (relating to Type of Plans and Specifications Approvals).
Source Note:The provisions of this §217.193 adopted to be effective August 28, 2008, 33 TexReg 6843.