Evidence Code § 460

Where the advice of persons learned in the subject matter is required in order to enable the court to take judicial notice of a matter, the court on its own motion or on motion of any party may appoint one or more such persons to provide such advice. If the court determines to appoint such a person, he shall be appointed and compensated in the manner provided in Article 2 (commencing with Section 730) of Chapter 3 of Division 6.