补充协议只有一方签字有效吗？-法律综合法律援助-法律咨询免费平台-国际律师联盟

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问题	补充协议只有一方签字有效吗？
释义	法律分析：补充协议需要双方签字才会产生法律效力，补充协议只有一方签字是无效的。法律依据：《中华人民共和国民法典》第四百九十条当事人采用合同书形式订立合同的,自当事人均签名、盖章或者按指印时合同成立。在签名、盖章或者按指印之前,当事人一方已经履行主要义务,对方接受时,该合同成立。法律、行政法规规定或者当事人约定合同应当采用书面形式订立,当事人未采用书面形式但是一方已经履行主要义务,对方接受时,该合同成立。
随便看	侵权责任责任方式侵权行为的责任方式有什么侵权责任与违约责任的区别网络暴力需要负法律责任吗什么是侵权责任南通特病医保报销方法 2023年大连医保卡可以异地使用吗 2023大连医保卡可以异地使用吗 2023大连医保卡可以异地使用吗天津能补办异地临时身份证吗农村养猪场被强拆具体补偿农村养猪场被强拆具体补偿政府可以强拆养猪场吗在村里养猪合法吗多少可以投诉农村养猪场被强拆具体补偿农村养猪场被强拆具体补偿村干部侵占集体资金多少判刑举报村干部有奖励吗财政供养人员不享受村诬告村干部犯法吗 50岁领养老金要具备哪些条件 50岁还能交职工养老保险吗麻雀捕捉算犯法吗？一律不能判处死刑的有什么一律不能判处死刑的有什么 system of regulations governing the control of weaponry system of reporting accidents to higher authorities for handling system of resignation and dismissal of civil servants system of responsibility for investment system of responsibility for work system of responsibility in agricultural production system of retained profits system of revestigating into misjudged cases system of reviewing the performances of staff and workers system of reward and punishment for cadres system of safety inspection inside prison system of sanitation permit for public places system of security measures system of self-governing person system of separate accounts of funds system of separate recognition system of separation of powers system of settlement management system of signature by the legal representative system of single imprisonment system of social consultancy and dialogue system of socialist laws system of sole-judge proceedings system of special recognition system of special responsibility for each person

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