(810 ILCS 5/8-206) (from Ch. 26, par. 8-206)
Sec. 8-206.
Completion or alteration of security certificate.
(a) If a security certificate contains the signatures necessary to its issue or transfer but is incomplete in any other respect:
(1) any person may complete it by filling in the blanks as authorized; and
(2) even if the blanks are incorrectly filled in, the security certificate as completed is enforceable by a purchaser who took it for value and without notice of the incorrectness. (b) A complete security certificate that has been improperly altered, even if fraudulently, remains enforceable, but only according to its original terms.
(Source: P.A. 89-364, eff. 1-1-96.)