Section 3202 Of Part 7. Capacity Determinations And Health Care Decisions For Adult Without Conservator From California Probate Code >> Division 4. >> Part 7.

. The petition may be filed in the superior court of any of the following counties:
  (a) The county in which the patient resides.
  (b) The county in which the patient is temporarily living.
  (c) Such other county as may be in the best interests of the patient.