§ 7-126. Ballots; pasters, or stickers, use of. No pasters or stickers shall be affixed to any official ballot by any voter. The board of elections may authorize election officials to affix a paster or sticker upon unvoted ballots. All of the voted ballots for which the use of a paster or sticker shall have been authorized shall be manually canvassed and shall not be canvassed by a ballot scanner.