Reclaimed water may be utilized in landscape irrigation systems if:
  (1) there is no direct contact with edible crops, unless the crop is pasteurized before consumption;
  (2) the irrigation system does not spray water across property lines that do not belong to the irrigation system's owner;
  (3) the irrigation system is installed using purple components;
  (4) the domestic potable water line providing water to the site is connected using an air gap or a reduced pressure principle backflow prevention assembly in accordance with §290.47(f) of this title (relating to Appendices);
  (5) a minimum of an eight-inch by eight-inch sign, in English and Spanish, is prominently posted on/in the area that is being irrigated, that reads, "RECLAIMED WATER - DO NOT DRINK" and "AGUA DE RECUPERACIÓN - NO BEBER"; and
  (6) backflow prevention on the reclaimed water supply line shall be in accordance with the regulations of the water purveyor.

Source Note: The provisions of this §344.65 adopted to be effective January 1, 2009, 33 TexReg 5713; amended to be effective July 26, 2020, 45 TexReg 4986