The district may operate and exercise the powers under this part within all or a part of the unincorporated area of any county, provided that the district shall have no power to levy an ad valorem property tax within the unincorporated area that is not within the boundaries of the district as defined in Section 102052.5.
Source:
Section 102054, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PUC§ionNum=102054..