司法实践中,关于用人单位与劳动者口头变更劳动合同是否有效一直存在较大争议。2013年2月1日起施行的《最高人民法院关于审理劳动争议案件适用法律若干问题的解释(四)》(以下简称《司法解释(四)》)第十一条明确了口头变更劳动合同的效力认定原则。本文笔者试图结合司法解释的规定,就 In judicial practice, there has been much controversy over the validity of the employer and laborer orally changing labor contracts. Effective on February 1, 2013, Article 11 of the Supreme People's Court's Interpretation on Several Issues Concerning the Application of Law in the Trial of Labor Dispute Cases (hereinafter referred to as “Judicial Interpretation (IV)”) clearly stipulates that the labor contract should be changed verbally Effectiveness of the principle. The author attempts to combine the provisions of judicial interpretation, on