(a)
(1) Each petition under this subchapter for an election to be held in a district that includes more than one (1) county shall be prepared and circulated in a petition part, and each petition part shall be an exact copy of all other such petition parts upon which signatures of petitioners are to be solicited.
(2) When a sufficient number of petition parts are signed by a requisite number of qualified electors and are filed and duly certified by the county clerk, they shall be treated and considered as one (1) petition.
(b) Each petition part shall have attached to it the affidavit of the canvasser stating that:
(1) The canvasser's current residence address appearing on the verification is correct;
(2) All signatures appearing on the petition part were made in the presence of the affiant; and
(3) To the best of the affiant's knowledge and belief each signature is genuine and each person signing is a registered voter.
(c) No petition part under this section shall contain signatures of petitioners from more than one (1) county.