Each member of the state election commission shall be at least twenty-five (25) years of age and shall have been a resident of the state for at least seven (7) years prior to such member’s election. No more than two (2) members shall be from the same grand division, and each member shall have been a resident of the grand division such member represents for at least four (4) years preceding such member’s election; provided, however, that if two (2) additional members are added pursuant to § 2-11-112, then no more than three (3) members shall be from the same grand division.