Cal. Penal Code § 11126

(a) If the applicant desires to question the accuracy or completeness of any material matter contained in the record, the applicant may submit a written request to the department in a form established by it. The request shall include a statement of the alleged inaccuracy or incompleteness in the record, and its materiality, and shall specify any proof or corroboration available. Upon receipt of the request, the department shall review the record to determine if the information correctly reflects the source document, and if it does not, the department shall make the necessary corrections and shall provide the applicant with a corrected copy of the record. If the accuracy of the source document is questioned, the department shall forward it to the person or agency which furnished the questioned information. This person or agency shall, within 30 days of receipt of the written request for clarification, review its information and forward to the department the results of the review. (b) If the agency concurs in the allegations of inaccuracy or incompleteness in the record, and finds that the error is material, it shall correct its record and shall so inform the department, which shall correct the record accordingly. The department shall inform the applicant of its correction of the record under this subdivision within 30 days. The department and the agency shall notify all persons and agencies to which they have disseminated the incorrect record in the past 90 days of the correction of the record, and the applicant shall be informed that the notification has been given. The department and the agency shall also notify those persons or agencies to which the incorrect record has been disseminated which have been specifically requested by the applicant to receive notification of the correction of the record, and the applicant shall be informed that the notification has been given. (c) If the department or the agency denies the allegations of inaccuracy or incompleteness in the record, the matter shall be referred for administrative adjudication in accordance with Chapter 5 (commencing with Section 11500) of Part 1, Division 3, Title 2 of the Government Code for a determination of whether material inaccuracy or incompleteness exists in the record. The department shall be the respondent in the hearing. If a material inaccuracy or incompleteness is found in any record, the department and the agency in charge of that record shall be directed to correct it accordingly. The department and the agency shall notify all persons and agencies to which they have disseminated the incorrect record in the past 90 days of the correction of the record, and the applicant shall be informed that the notification has been given. The department and the agency shall also notify those persons or agencies to which the incorrect record has been disseminated which have been specifically requested by the applicant to receive notification of the correction of the record, and the applicant shall be informed that the notification has been given. Judicial review of the decision shall be governed by Section 11523 of the Government Code. The applicant shall be informed of the decision within 30 days of its issuance in accordance with Section 11518 of the Government Code. (d) Subdivision (c) does not apply to allegations of inaccuracy or incompleteness in the record based on record relief available pursuant to Section 851.93 or 1203.425 of the Penal Code.