(755 ILCS 6/15-15)
    Sec. 15-15. Determining a signer's or testator's identity. A witness shall determine a signer's or testator's identity by one or more of the following methods:
        (1) personal knowledge;
        (2) a government-issued identification;
        (3) another form of identification that includes a
    
photograph of the holder; or
        (4) identity proofing.
(Source: P.A. 102-167, eff. 7-26-21.)