Budget Act Article 58

During the implementation period of the distributed budget by each and every government agency, if a revision of the distributed budget is necessary because of alteration of the original implementation plan or adjustment of the implementation progress and the distributed quota, the procedural rules under the preceding three Articles shall apply mutatis mutandis.
中文原文 預算法第58條
各機關於分配預算執行期間,如因變更原定實施計畫,或調整實施進度及分配數,而有修改分配預算之必要者,其程序準用前三條之規定。

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