CA Prob Code Section 3081

(a)

Notice of the hearing on the petition shall be given for the period and in the manner provided in Chapter 3 (commencing with Section 1460) of Part 1.

(b)

If the spouse who has the management or control of community property is not the conservator, the petitioner shall also cause notice of the hearing and a copy of the petition to be served on that spouse in accordance with Title 5 (commencing with Section 410.10) of Part 2 of the Code of Civil Procedure.