Public Utilities Code § 12853
ARTICLE 6a. Electric, Water, Communications, or Sewage Disposal System Improvements
When bonds are issued under this article, the preliminary resolution of the board adopted pursuant to this article shall take effect upon its adoption by the board subject to the right of referendum provided for in this article. Successive issues of bonds may be authorized under this article from time to time and the authority herein contained shall not be limited to any particular issue.