Cal. Probate Code § 1994

(a) A court of this state lacking jurisdiction under subdivisions (a) to (e), inclusive, of Section 1993 has special jurisdiction to do any of the following: (1) Appoint a temporary conservator of the person in an emergency for a proposed conservatee who is physically present in this state. In making an appointment under this paragraph, a court shall follow the procedures specified in Chapter 3 (commencing with Section 2250) of Part 4. The temporary conservatorship shall terminate in accordance with Section 2257. (2) Appoint a conservator of the estate with respect to real or tangible personal property located in this state. (3) Appoint a conservator of the person, conservator of the estate, or conservator of the person and estate for a proposed conservatee for whom a provisional order to transfer a proceeding from another state has been issued under procedures similar to Section 2001. In making an appointment under this paragraph, a court shall follow the procedures specified in Chapter 3 (commencing with Section 2250) of Part 4. The temporary conservatorship shall terminate in accordance with Section 2257. (b) If a petition for the appointment of a conservator of the person in an emergency is brought in this state and this state was not the home state of the proposed conservatee on the date the petition was filed, the court shall dismiss the proceeding at the request of the court of the home state, if any, whether dismissal is requested before or after the emergency appointment of a temporary conservator of the person.