California Code, Water Code - WAT § 71682.1

(a) This article shall not apply to a district 80 percent of the area of which is included within the boundaries of a water replenishment district organized pursuant to Division 18 (commencing with Section 60000) of this code or 80 percent of the area of which is included within the boundaries of any other special district of any kind or type having replenishment powers and the power to levy an assessment on the ground water extractions.

(b) This article shall cease to apply to a district as of the end of any water year during which 80 percent of the area thereof becomes included within the boundaries of such a water replenishment district or any such other special district denoted in subdivision (a) of this section.