(a) If a municipality asserts regulatory authority over any geographic area in the district and a municipal regulation applicable to that geographic area conflicts with a rule of the district, the regulation of the municipality prevails.(b) This section does not apply to:(1) rules or regulations concerning potable water quality standards; or(2) conflicts relating to service areas or certificates issued to the corporation or district by the Public Utility Commission of Texas or the Texas Commission on Environmental Quality. Added by Acts 2005, 79th Leg., Ch. 1057 (H.B. 1358), Sec. 2.01, eff. September 1, 2005.Amended by: Acts 2013, 83rd Leg., R.S., Ch. 170 (H.B. 1600), Sec. 2.88, eff. September 1, 2013.Acts 2013, 83rd Leg., R.S., Ch. 171 (S.B. 567), Sec. 88, eff. September 1, 2013.