The term "administrative decision" is defined as in Section 3-101 of the Code of Civil Procedure.
210 ILCS 115/23
The Administrative Review Law, and all amendments and modifications thereof, and the rules adopted pursuant thereto, shall apply to and govern all proceedings for judicial review of final administrative decisions of the Department hereunder
P.A. 82-783.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.