Aircraft Flight Operation Regulations Article 221
Airplane flight in accordance with the instrument flight rules shall carry a sufficient amount of fuel in compliance with the following requirements:1. When a destination alternate aerodrome is not required, in terms of Article 214, the flight shall carry sufficient fuel to fly to the aerodrome to which the flight is planned and thereafter for 45 minutes at cruising level.2. When a destination alternate aerodrome is required, the flight shall carry sufficient fuel to fly to the aerodrome to which the flight is planned, thence to an alternate aerodrome, thereafter for 45 minutes at cruising level.
中文原文 航空器飛航作業管理規則第221條
飛機依儀器飛航規則飛航者，應依下列規定攜帶油量：
一、依第二百十四條之情況而不需備用機場者，除應攜帶飛抵操作飛航計畫中之目的地機場油量外，應再攜帶四十五分鐘正常巡航油量。
二、需備用機場者：除應攜帶飛抵操作飛航計畫中之目的地機場並轉赴備用機場油量外，應再攜帶四十五分鐘正常巡航油量。
一、依第二百十四條之情況而不需備用機場者，除應攜帶飛抵操作飛航計畫中之目的地機場油量外，應再攜帶四十五分鐘正常巡航油量。
二、需備用機場者：除應攜帶飛抵操作飛航計畫中之目的地機場並轉赴備用機場油量外，應再攜帶四十五分鐘正常巡航油量。