Section 232 Of Chapter 2. Proceedings To Determine Survival From California Probate Code >> Division 2. >> Part 5. >> Chapter 2.

. (a) The petition shall be filed in the estate proceeding in which the person filing the petition received his or her appointment or in the estate proceeding for the estate in which the person filing the petition claims an interest.
  (b) The court that first acquires jurisdiction under this section has exclusive jurisdiction for the purposes of this chapter.