Section 24253 Of Chapter 2. Administration From California Public Utilities Code >> Division 9. >> Part 5. >> Chapter 2.

. The records of and proceedings before the department shall be inadmissible in evidence and shall not be referred to at the trial of any civil action or criminal proceeding. Subject to the foregoing provisions, the department shall, upon written request, make available to persons whose legal rights may be affected thereby, information and material developed in the course of its administration of this part.