The expiration, cancellation, forfeiture, revocation, or suspension of a license by operation of law or by order or decision of the registrar or a court of law, or the voluntary surrender of a license by a licensee, shall not deprive the registrar of jurisdiction to proceed with any investigation of or action or disciplinary proceeding against the license, or to render a decision suspending or revoking the license.
Source:
Section 7106.5, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=7106.5..