CA Prob Code Section 2452

(a)

The guardian or conservator may endorse and cash or deposit any checks, warrants, or drafts payable to the ward or conservatee which constitute property of the estate.

(b)

If it appears likely that the estate will satisfy the conditions of subdivision (b) of Section 2628, the court may order that the guardian or conservator be the designated payee for public assistance payments received pursuant to Part 3 (commencing with Section 11000) or Part 4 (commencing with Section 16000) of Division 9 of the Welfare and Institutions Code.