Regulations Governing Tariffs for Passengers and Cargo Air Transportation Article 3

A Civil Air Transport Enterprise shall file for record to MOTC through CAA of its tariffs for passengers and cargo transportation and restrictions on application on international scheduled air routes. It shall come into force on the next day starting from the date of filing for record, but the surcharges shall come into force on the 7th day starting from the date of filing for record. The same procedure applies in the event of changes.
中文原文 航空客貨運價管理辦法第3條
民用航空運輸業應將其國際定期航線之客貨運價及使用限制報請民航局轉報交通部備查;除附加費自報請備查日之第七日起生效外,其餘客貨運價及使用限制自報請備查日之次日起生效;變更時,亦同。

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