If, within 30 days from receipt of the citation, the person cited fails to notify the department that he or she intends to appeal the citation, the citation shall be deemed final. However, the person cited may obtain judicial review in accordance with Section 11523 of the Government Code. The person cited shall receive court costs and attorney’s fees if he or she prevails. The 30-day period may be extended by the department for good cause.
Source:
Section 18024.4, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=18024.4..