Cal. Prob. Code § 13151
Exclusive of the property described in Section 13050, if a decedent dies leaving real property in this state and the gross value of the decedent's real and personal property in this state does not exceed one hundred sixty-six thousand two hundred fifty dollars ($166,250), as adjusted periodically in accordance with Section 890, and 40 days have elapsed since the death of the decedent, the successor of the decedent to an interest in a particular item of property that is real property, without procuring letters of administration or awaiting the probate of the will, may file a petition in the superior court of the county in which the estate of the decedent may be administered requesting a court order determining that the petitioner has succeeded to that real property. A petition under this chapter may include an additional request that the court make an order determining that the petitioner has succeeded to personal property described in the petition.
Ca. Prob. Code § 13151