(a) If financial assistance is provided under Subchapter F, I, or K of this chapter, any treatment works to be financed under the application must consider cost-effective innovative, nonconventional methods of treatment such as rock reed, root zone, ponding, irrigation, or other methods that may have been developed by the National Aeronautics and Space Administration or the Tennessee Valley Authority.
(b) Before granting an application for financial assistance under Subchapter F, I, or K of this chapter that includes financing for treatment works, the board must find that any treatment works to be financed under the application will consider cost-effective innovative, nonconventional methods of treatment such as rock reed, root zone, ponding, irrigation, or other methods that may have been developed by the National Aeronautics and Space Administration or the Tennessee Valley Authority.