Public officials Election And Recall Act Article 64
Ballots shall be regarded as invalid under any of the following circumstances: 1. More than one candidate or political party is marked. 2. The ballot used is not a ballot made and distributed by the election commission.3. The circular symbol is marked in such a way that it cannot be identified which party or candidate has been selected.4. The circular symbol has been altered.5. The ballot is signed, affixed with a seal or fingerprint, or has any added text or symbols.6. The ballot is torn and not complete.7. The ballot is contaminated in such a way that it cannot be identified which candidate or political party has been selected.8. The ballot is blank and unmarked.9. The voting marker prepared by the election commission was not used.The invalid ballots specified in the preceding paragraph shall be at the joint determination of the chief administrator of the ballot counting station and the chief supervisor; any dispute shall be decided through a vote by the supervisors. If there is a tie between the positive and negative votes, the ballot shall be regarded as valid.
中文原文 公職人員選舉罷免法第64條
選舉票有下列情事之一者，無效：
一、圈選二政黨或二人以上。
二、不用選舉委員會製發之選舉票。
三、所圈位置不能辨別為何政黨或何人。
四、圈後加以塗改。
五、簽名、蓋章、按指印、加入任何文字或符號。
六、將選舉票撕破致不完整。
七、將選舉票污染致不能辨別所圈選為何政黨或何人。
八、不加圈完全空白。
九、不用選舉委員會製備之圈選工具。
前項無效票，應由開票所主任管理員會同主任監察員認定；認定有爭議時，由全體監察員表決之。
表決結果正反意見同數者，該選舉票應為有效。
一、圈選二政黨或二人以上。
二、不用選舉委員會製發之選舉票。
三、所圈位置不能辨別為何政黨或何人。
四、圈後加以塗改。
五、簽名、蓋章、按指印、加入任何文字或符號。
六、將選舉票撕破致不完整。
七、將選舉票污染致不能辨別所圈選為何政黨或何人。
八、不加圈完全空白。
九、不用選舉委員會製備之圈選工具。
前項無效票，應由開票所主任管理員會同主任監察員認定；認定有爭議時，由全體監察員表決之。
表決結果正反意見同數者，該選舉票應為有效。