Negotiable Instruments Act Article 80
If two or more persons offer to intervene and pay a bill in honor of different parties, the person whose payment will discharge most parties to the bill has the preference.If a person offering to intervene and pay a bill for honor intentionally violates the provision of the preceding paragraph, they lose their right of recourse against any party or parties to the bill whose liabilities would have been discharged but for their intervention.If there are two or more persons whose payment will discharge most parties to the bill, the person authorized by the party for whose honor the payment is to be made or the referee in case of need shall be accepted as the payer for the honor.
中文原文 票據法第80條
請為參加付款者有數人時，其能免除最多數之債務者，有優先權。
故意違反前項規定為參加付款者，對於因之未能免除債務之人，喪失追索權。
能免除最多數之債務者有數人時，應由受被參加人之委託者或預備付款人參加之。
故意違反前項規定為參加付款者，對於因之未能免除債務之人，喪失追索權。
能免除最多數之債務者有數人時，應由受被參加人之委託者或預備付款人參加之。