210 ILCS 47/3-406

When the basis for an involuntary transfer or discharge is the result of an action by the Department of Healthcare and Family Services with respect to a recipient of assistance under Title XIX of the Social Security Act and a hearing request is filed with the Department of Healthcare and Family Services, the 21-day written notice period shall not begin until a final decision in the matter is rendered by the Department of Healthcare and Family Services or a court of competent jurisdiction and notice of that final decision is received by the resident and the facility.