(70 ILCS 200/2-110)
Signatures on checks or drafts.
In case any officer whose
signature appears upon any
check or draft issued pursuant to this Article ceases to hold office after
attaching his or her signature and before the delivery of the check or
draft to the payee, that signature nevertheless shall be valid and
sufficient for all purposes with the same effect as if the officer had
remained in office until delivery.
(Source: P.A. 90-328, eff. 1-1-98.)