Trust Law Article 18
The beneficiary of a trust shall have the right to apply to the court for revocation of the disposal of trust property, if the property has been disposed of by the trustee in violation of the stated purpose of the trust. If there is more than one beneficiary, the motion for revocation may be filed by any one of the beneficiaries.The right to apply for revocation as provided in the preceding paragraph may be exercised only in any one of the following situations:（1）the trust property is a property right which requires registration and such trust registration has been duly completed;（2）the trust property is a property right in securities like stock certificates or other documentary evidence of rights and which clearly specify in accordance with the regulations of the industry's regulatory authority that they appertain to the trust property; or（3）the trust property is a property right other than those provided in the preceding two subparagraphs and both the opponent and the transferee knew or failed to know by gross negligence that the trustee had disposed of the property against the stated purpose of the trust.
中文原文 信託法第18條
受託人違反信託本旨處分信託財產時，受益人得聲請法院撤銷其處分。
受益人有數人者，得由其中一人為之。
前項撤銷權之行使，以有左列情形之一者為限，始得為之：
一、信託財產為已辦理信託登記之應登記或註冊之財產權者。
二、信託財產為已依目的事業主管機關規定於證券上或其他表彰權利之文件上載明其為信託財產之有價證券者。
三、信託財產為前二款以外之財產權而相對人及轉得人明知或因重大過失不知受託人之處分違反信託本旨者。
受益人有數人者，得由其中一人為之。
前項撤銷權之行使，以有左列情形之一者為限，始得為之：
一、信託財產為已辦理信託登記之應登記或註冊之財產權者。
二、信託財產為已依目的事業主管機關規定於證券上或其他表彰權利之文件上載明其為信託財產之有價證券者。
三、信託財產為前二款以外之財產權而相對人及轉得人明知或因重大過失不知受託人之處分違反信託本旨者。