CA Gov't Code Section 16279.3

As used in this article, “eligible special district” means a special district, subsidiary district, or multicounty special district which, during the three fiscal years prior to the 1978–79 fiscal year, received, on the average, more than 50 percent of its total revenue directly or indirectly from property tax and performs any of the following activities: cemetery, flood control, library, pest abatement, park and recreation, or garbage disposal pursuant to Chapter 1 (commencing with Section 4100) of Part 2 of Division 5 of the Health and Safety Code. Total revenue shall not include state or federal funds received in the three fiscal years prior to the 1978–79 fiscal year for any purpose, except capital outlay.