Aircraft Flight Operation Regulations Article 73

For Aircraft operating in domestic flights, due to short flight legs or limited refuelling facilities in aerodromes, an operator may use CAA approved simplified operational flight plans for flight operations. However, the fuel carried shall be in accordance with those prescribed in Article 66 through Article 72.
中文原文 航空器飛航作業管理規則第73條
航空器飛航於國內航線時,因航程過短或場站加油設施之限制,得採用經民航局核准之簡易操作飛航計畫從事飛航。
但所攜帶之油量不得違反第六十六條至第七十二條之規定。

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