Enforcement Act of the Part of Obligations of the Civil Code Article 15

The provisions of the revised Article 227-2 of the Civil Code shall also apply to the obligations occurred before the coming into force of the revision of the Part of Obligations of the Civil Code.
中文原文 民法債編施行法第15條
修正之民法第二百二十七條之二之規定,於民法債編修正施行前發生之債,亦適用之。

English translation for reference only; the Chinese text prevails. Not legal advice.