If a contractor's license has expired, the individual must take specific steps to restore it to an active status. First and foremost, it is important to refrain from engaging in any contracting work until the license has been renewed. The California Contractors State Licensing Board provides guidance on this matter. An expired license may be renewed by submitting an application for renewal along with the required fees. It is advisable to check the expiration date and find out if there are any additional requirements, such as obtaining continuing education credits or completing any specific forms. In some cases, if the license has been expired for an extended period, the contractor might have to retake the licensing exam or meet other qualifications to reinstate the license. For detailed information about the renewal process, individuals should look at the official website of the California Contractors State Licensing Board, which provides a comprehensive guide on how to proceed in such situations.