Administrative Procedure Act Article 143

A partly void administrative contract shall be void in its entirety; provided that, if the parties can be deemed to be prepared to sign the contract leaving out the part that is void, the remaining part of the contract shall be valid.
中文原文 行政程序法第143條
行政契約之一部無效者,全部無效。
但如可認為欠缺該部分,締約雙方亦將締結契約者,其他部分仍為有效。

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