Negotiable Instruments Act Article 115
If a bill is drawn in a set, each part of the set shall be marked distinctly with the words "Bill in a set" and serially numbered. If any part of the set is not so marked and numbered, it is deemed a separate bill.
中文原文 票據法第115條
複本應記載同一文句，標明複本字樣，並編列號數，未經標明複本字樣，並編列號數者，視為獨立之匯票。