State of Illinois, Respiratory Care Practice Act…
“ A person who has permitted a license to expire or who has a license on inactive status may have it restored by submitting an application to the Department and filing proof of fitness, as defined by rule, to have the license restored, including, if appropriate, evidence that is satisfactory to the Department certifying the active practice of respiratory care in another jurisdiction and by paying the required fee. A person practicing on an expired license is considered to be practicing without a license. ”
