11430.50. (a) If a presiding officer receives a communication in violation of this article, the presiding officer shall make all of the following a part of the record in the proceeding:
(1) If the communication is written, the writing and any written response of the presiding officer to the communication.
(2) If the communication is oral, a memorandum stating the substance of the communication, any response made by the presiding officer, and the identity of each person from whom the presiding officer received the communication.
(b) The presiding officer shall notify all parties that a communication described in this section has been made a part of the record.
(c) If a party requests an opportunity to address the communication within 10 days after receipt of notice of the communication:
(1) The party shall be allowed to comment on the communication.
(2) The presiding officer has discretion to allow the party to present evidence concerning the subject of the communication, including discretion to reopen a hearing that has been concluded.
114 30.60. Receipt by the presiding officer of a communication in violation of this article may be grounds for disqualification of the presiding officer. If the presiding officer is disqualified, the portion of the record pertaining to the ex parte communication may be sealed by protective order of the disqualified presiding officer.
114 30.70. (a) Subject to subdivisions (b) and (c), the provisions of this article governing ex parte communications to the presiding officer also govern ex parte communications in an adjudicative proceeding to the agency head or other person or body to which the power to hear or decide in the proceeding is delegated.
(b) An ex parte communication to the agency head or other person or body to which the power to hear or decide in the proceeding is delegated is permissible in an individualized ratemaking proceeding if the content of the communication is disclosed on the record and all parties are given an opportunity to address it in the manner provided in Section 11430.50.
(c) An ex parte communication to the agency head or other person or body to which the power to hear or decide in the proceeding is delegated is permissible in an individualized determination of an application for site certification pursuant to Chapter 6 (commencing with Section 25500) of Division 15 of the Public Resources Code, that is before the State Energy Resources Conservation and Development Commission, if the communication is made by an employee of another state agency and is made for the purpose of enabling the presiding officer to effectively manage the proceeding.