Cal. Prob. Code § 19517

(a) Except as otherwise provided in this section, a second trust instrument may not relieve an authorized fiduciary from liability for breach of trust to a greater extent than the first trust instrument.
(b) A second trust instrument may provide for indemnification of an authorized fiduciary of the first trust or another person acting in a fiduciary capacity under the first trust for any liability or claim that would have been payable from the first trust if the decanting power had not been exercised.
(c) A second trust instrument may not reduce fiduciary liability in the aggregate.
(d) Subject to subdivision (c), a second trust instrument may reallocate fiduciary powers among fiduciaries as permitted by the law of this state other than this part.