755 ILCS 5/7-1

(755 ILCS 5/7-1) (from Ch. 110 1/2, par. 7-1)

Sec. 7-1.

Foreign will admitted to probate.) A will signed by the testator when proved
as provided in this Article may be admitted to probate in this State when
(a) the will has
been admitted to probate outside of this State or (b) the will was executed outside
of this State in accordance with the law of this State, of the place where executed or
of the testator's domicile at the time of its execution.

(Source: P.A. 79-328.)