Standards for Redemption of Soiled or Mutilated Currency Notes and Coins Unfit for Circulation Article 3
Currency notes may be redeemed at full face value under any one of the following circumstances, provided they do not have conditions as described in the preceding article:（1）They are mutilated but with at least three-fourths of the original note remaining.（2）They are mutilated but all integral parts are present and correspondent to one another.（3）They are soiled or charred, but are still identifiable by means of signature, serial number, printed characters, or pattern.
中文原文 污損破損不適流通之紙幣及硬幣收兌標準第3條
紙幣無前條不予收兌之情形，而有下列情形之一者，照全額收兌之：
一、破損，但餘留部分在四分之三以上。
二、破損，但片片能脗合。
三、污損或燻焦，但簽章、號碼、文字及花紋仍可辨認。
一、破損，但餘留部分在四分之三以上。
二、破損，但片片能脗合。
三、污損或燻焦，但簽章、號碼、文字及花紋仍可辨認。