Code of Civil Procedure Article 196

Except as otherwise provided, the means of attack or defense shall be presented in due course according to the phase of litigation before the conclusion of the oral-argument sessions.Where a party, attempting to delay litigation or through gross negligence, presents an attack or defense in a dilatory manner at the possible cost of a timely conclusion of the litigation, the court may deny the means of attack or defense so presented. The same rule shall apply when the purpose of the means of attack or defense presented is unclear and the presenting party fails to provide a necessary explanation after being ordered to do so.
中文原文 民事訴訟法第196條
攻擊或防禦方法,除別有規定外,應依訴訟進行之程度,於言詞辯論終結前適當時期提出之。
當事人意圖延滯訴訟,或因重大過失,逾時始行提出攻擊或防禦方法,有礙訴訟之終結者,法院得駁回之。
攻擊或防禦方法之意旨不明瞭,經命其敘明而不為必要之敘明者,亦同。

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