(10 ILCS 5/17-10) (from Ch. 46, par. 17-10)
    Sec. 17-10. (a) Whenever, at any election, in any precinct, any person offering to vote is not personally known to the judges of election to have the qualifications required in this Act, if his vote is challenged by a legal voter at such election, he or she shall make and subscribe an affidavit, in the following form, which shall be retained by the judges of election, and returned by them affixed to the poll books or with the official poll record:
State of Illinois)
                 )ss.
County of .......)
    I, ...., do solemnly swear (or affirm) that I am a citizen of the United States; that I am 18 years of age or over; that I have resided in this State and in this election district 30 days next preceding this election; that I have not voted at this election; that I am a duly qualified voter in every respect; that I now reside at (here give the particular house or place of residence, and, if in a town or city, the street and number), in this election district; *1. that I registered to vote from said address; *2. that I changed my residence to the above address from ...., both of which are in this election district; *3. that I changed my name from .... to that which I have signed below; *4. that I have not changed my residence but my address has changed as a result of implementation of a 9-1-1 emergency telephone system.
    So help me God, (or "This I do solemnly and sincerely affirm", as the case may be).
.........................
    Subscribed and sworn to before me on (insert date).
.........................
    *1. If registration is not required, draw a line through 1 above.
    *2. Fill in the blank ONLY if you have moved within 2 years.
    *3. Fill in the blank ONLY if you have changed your name within 2 years.
    *4. Fill in the blank ONLY if you have not changed your residence but your address has changed as a result of implementation of a 9-1-1 emergency telephone system.
 
    In addition to such an affidavit, the person so challenged shall provide to the judges of election proof of residence by producing two forms of identification showing the person's current residence address, provided that such identification may include a lease or contract for a residence and not more than one piece of mail addressed to the person at his current residence address and postmarked not earlier than 30 days prior to the date of the election, or the person shall procure a witness personally known to the judges of election, and resident in the precinct (or district), or who shall be proved by some legal voter of such precinct or district, known to the judges to be such, who shall take the oath following, viz:
    I do solemnly swear (or affirm) that I am a resident of this election precinct (or district), and entitled to vote at this election, and that I have been a resident of this State for 30 days last past, and am well acquainted with the person whose vote is now offered; that he is an actual and bona fide resident of this election precinct (or district), and has resided herein 30 days, and as I verily believe, in this State, 30 days next preceding this election.
    The oath in each case may be administered by either of the judges of election, or by any officer, resident in the precinct or district, authorized by law to administer oaths.
    (b) Whenever, at any regular or special election, in any precinct, district, city, village, incorporated town, town or ward, any person offering to vote has moved therefrom within 30 days prior to said regular or special election, he shall make and subscribe an affidavit, in the following form, which shall be supported by providing to the judges of election proof of residence by producing two forms of identification showing the person's current residence address, provided that such identification may include not more than one piece of mail addressed to the person at his current residence address and postmarked not earlier than 30 days prior to the date of the election, or by one affidavit of a registered voter in the precinct, as provided herein, both of which shall be retained by the judges of election, and returned by them affixed to the poll books or with the official poll record:
State of Illinois)
                 )ss.
County of .......)
    I, ........., do solemnly swear (or affirm) that I am a citizen of the United States; that I am 18 years of age; that I have not voted at this election; that prior to 30 days preceding this election I was a duly qualified and registered voter in every respect in this election district; that I have recently moved from (here give the particular house or place of residence, and, if in a town or city, the street and number), in this election district; that I now reside at (here give the particular house or place of residence, and, if in a town or city, the street and number), in another election district in the State.
    So help me God, (or "This I do solemnly and sincerely affirm", as the case may be).
......................
    Subscribed and sworn to before me on (insert date).
......................
State of Illinois)
                 )ss.
County of .......)
......... Precinct ........ Ward
    I, ........, do solemnly swear (or affirm), that I am a resident of this precinct and entitled to vote at this election; that I am acquainted with .... (name of the applicant); that I verily believe him to have been an actual bona fide resident and registered voter of this precinct and that he maintained a legal residence therein, 30 days next preceding this election.
....................
    Subscribed and sworn to before me on (insert date).
....................
Judge of Election.

 
    The oath may be administered by either of the judges of election, or by any officer, resident in the precinct or district, authorized by law to administer oaths.
    (c) For purposes of this Section, the submission of a photo identification issued by a college or university, accompanied by either (i) a copy of the applicant's contract or lease for a residence or (ii) one piece of mail addressed to the person at his or her current residence address and postmarked not earlier than 30 days prior to the date of the election, shall be sufficient to establish proof of residence.
(Source: P.A. 96-317, eff. 1-1-10.)