California Code
ARTICLE 1 - Definitions
Section 377.11.

377.11. For the purposes of this chapter, “decedent’s successor in interest” means the beneficiary of the decedent’s estate or other successor in interest who succeeds to a cause of action or to a particular item of the property that is the subject of a cause of action.

(Added by Stats. 1992, Ch. 178, Sec. 20. Effective January 1, 1993.)