California Code, Probate Code - PROB § 2421

(a) Upon petition of the guardian or conservator or the ward or conservatee, the court may authorize the guardian or conservator to pay to the ward or conservatee out of the estate a reasonable allowance for the personal use of the ward or conservatee. The allowance shall be in such amount as the court may determine to be for the best interests of the ward or conservatee.

(b) 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.

(c) The guardian or conservator is not required to account for such allowance other than to establish that it has been paid to the ward or conservatee. The funds so paid are subject to the sole control of the ward or conservatee.