Sec. 341.0391. DIRECT POTABLE REUSE GUIDANCE. (a) In this section, "direct potable reuse" means the introduction of treated reclaimed municipal wastewater either: (1) directly into a public water system; or (2) into a raw water supply immediately before the water enters a drinking water treatment plant. (b) The commission shall develop and make available to the public a regulatory guidance manual to explain commission rules that apply to direct potable reuse. Added by Acts 2021, 87th Leg., R.S., Ch. 304 (S.B. 905), Sec. 1, eff. September 1, 2021.