755 ILCS 5/27-3

(755 ILCS 5/27-3) (from Ch. 110 1/2, par. 27-3) Sec. 27-3. Duties of a guardian ad litem.) A guardian ad litem appointed under this Act shall file an answer, appear and defend on behalf of the ward or person not in being whom he represents. (Source: P.A. 79-328.)