California Code, Code of Civil Procedure - CCP § 377.32

(1) The decedent's name.

(2) The date and place of the decedent's death.

(3) “No proceeding is now pending in California for administration of the decedent's estate.”

(4) If the decedent's estate was administered, a copy of the final order showing the distribution of the decedent's cause of action to the successor in interest.

(5) Either of the following, as appropriate, with facts in support thereof:

(6) “No other person has a superior right to commence the action or proceeding or to be substituted for the decedent in the pending action or proceeding.”

(7) “The affiant or declarant affirms or declares under penalty of perjury under the laws of the State of California that the foregoing is true and correct.”