A person seeking reinstatement or restoration as a Licensed or Registered CPA, after it has expired or been placed on inactive status, can request reinstatement or restoration from the Illinois Department of Financial and Professional Regulation (IDFPR) via their website. Reinstatement is for licenses or registrations that have been inactive or lapsed for less than 5 years, and restoration is for licenses and registrations that have been inactive or lapsed for more than 5 years.