Property subject to a general power of appointment created by the donor in the donor's favor, whether or not presently exercisable, is subject to the claims of the donor's creditors or the donor's estate and to the expenses of the administration of the donor's estate, except to the extent the donor effectively irrevocably appointed the property subject to the general power of appointment in favor of a person other than the donor or the donor's estate.
Ca. Prob. Code § 683