Futures Trading Act Article 48

A futures clearing house may, in the process of surveillance of the futures trading market pursuant to subparagraph 6 of paragraph 1 of the preceding Article, take the following necessary measures against any members when it discovers circumstances likely to affect the market order:1. Adjust the amount of the clearing margin.2. Issue intra-day multiple margin calls.3. Liquidate the open positions in whole or in part.4. Any other measures necessary to maintain market order or protect futures trading.The standards for determining when the market order is likely to be affected shall be prescribed by the clearing house and submitted to the Competent Authority for its approval.
中文原文 期貨交易法第48條
期貨結算機構於執行前條第一項第六款之市場監視,發現有影響期貨市場秩序之虞者,得對結算會員採取下列必要之措施:
一、調整結算保證金之金額。
二、同一交易日內多次追繳結算保證金。
三、命令了結全部或部分期貨交易契約。
四、其他為維護市場秩序或保護期貨交易之必要措施。
前項影響期貨市場秩序之標準,由期貨結算機構訂定,報請主管機關核定。

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