California Code
CHAPTER 5 - Determination or Confirmation of Property Passing or Belonging to Surviving Spouse
Section 13657.

13657. Upon becoming final, an order under Section 13656 (1) determining that property is property passing to the surviving spouse or (2) confirming the ownership of the surviving spouse of property belonging to the surviving spouse under Section 100 or 101 shall be conclusive on all persons, whether or not they are in being.

(Enacted by Stats. 1990, Ch. 79.)