Amends the Election Code. Provides that an election authority shall appoint 3-person vote by mail election judge panels from a supplemental list of election judges submitted by each county central committee, township committeeperson, or ward committeeperson to compare the voter's signature on the certification envelope of the vote by mail ballot with the signature of the voter on file in the office of the election authority. Modifies the procedure for verifying or rejecting the signature on vote by mail ballots. Allows a voter to submit a statement confirming the vote if the signature was rejected. Allows a voter to cast a new ballot if the vote by mail ballot was rejected because the envelope was delivered opened. Makes conforming changes.