Illinois Statutes Chapter 5. General Provisions § 312/6-102. Notarial Acts

(a) In taking an acknowledgment, the notary public must determine, either from personal knowledge or from satisfactory evidence, that the person appearing before the notary and making the acknowledgment is the person whose true signature is on the instrument.

(b) In taking a verification upon oath or affirmation, the notary public must determine, either from personal knowledge or from satisfactory evidence, that the person appearing before the notary and making the verification is the person whose true signature is on the statement verified.

(c) In witnessing or attesting a signature, the notary public must determine, either from personal knowledge or from satisfactory evidence, that the signature is that of the person appearing before the notary and named therein.

(d) A notary public has satisfactory evidence that a person is the person whose true signature is on a document if that person:

(e) A notary public or electronic notary public shall have no obligation to perform any notarial or electronic notarial act, and may refuse to perform a notarial or electronic notarial act without further explanation.