Civil Code Article 983
This English translation was last updated on 2021-01-20, but the Chinese text was amended on 2026-08-17. Later amendments may not be reflected in the translation — please refer to the Chinese text.
A person may not marry any of the following relatives:(1) A lineal relative by blood or by marriage;(2) A collateral relative by blood is within the sixth degree of relationship. The limit to marriage shall not be applicable to persons of lineal relative within the fourth degree of relationship and collateral relative within the sixth degree of relationship by adoption.(3) A collateral relative by marriage is within the fifth degree of relationship of a different rank.The marriage prohibitions between relatives by marriage provided in the preceding paragraph shall continue to apply even after the dissolution of the marriage which has created the relationship.The limit to marriage with the lineal relative by blood or by marriage set forth in the first paragraph hereof shall be applicable to persons of lineal relative by adoption after ending of the adoption relationship.
中文原文 民法第983條
與左列親屬，不得結婚︰一、直系血親及直系姻親。
二、旁系血親在六親等以內者。
但因收養而成立之四親等及六親等旁系血親，輩分相同者，不在此限。
三、旁系姻親在五親等以內，輩分不相同者。
前項直系姻親結婚之限制，於姻親關係消滅後，亦適用之。
第一項直系血親及直系姻親結婚之限制，於因收養而成立之直系親屬間，在收養關係終止後，亦適用之。
二、旁系血親在六親等以內者。
但因收養而成立之四親等及六親等旁系血親，輩分相同者，不在此限。
三、旁系姻親在五親等以內，輩分不相同者。
前項直系姻親結婚之限制，於姻親關係消滅後，亦適用之。
第一項直系血親及直系姻親結婚之限制，於因收養而成立之直系親屬間，在收養關係終止後，亦適用之。