Chapter 3 Validity of Contracts
第三章合同的效力
Article 44 The contract established according to law becomes effective upon its establishment. With regard to contracts that are subject to approval or registration as stipulated by relevant laws or administrative regulations, the provisions thereof shall be followed.
第四十四条【合同的生效】依法成立的合同，自成立时生效。
法律、行政法规规定应当办理批准、登记等手续生效的，依照其规定。
Article 45 The parties may agree on that the effectiveness of a contract be subject to certain conditions. A contract whose effectiveness is subject to certain conditions shall become effective when such conditions are accomplished. The contract with dissolving conditions shall become invalid when such conditions are satisfied.
If a party improperly prevent the satisfaction of a condition for its own interests, the condition shall be regarded as having been accomplished. If a party improperly facilitates the satisfaction of a condition, such condition shall be regarded as not to have been satisfied.
第四十五条【附条件的合同】当事人对合同的效力可以约定附条件。附生效条件的合同，自条件成就时生效。附解除条件的合同，自条件成就时失效。
当事人为自己的利益不正当地阻止条件成就的，视为条件已成就；不正当地促成条件成就的，视为条件不成就。
Article 46 The parties may agree on a conditional time period as to the effectiveness of the contract. A contract subject to an effective time period shall come into force when the period expires. A contract with termination time period shall become invalid when the period expires.
第四十六条【附期限的合同】当事人对合同的效力可以约定附期限。附生效期限的合同，自期限届至时生效。附终止期限的合同，自期限届满时失效。
Article 47 A contract concluded by a person with limited civil capacity of conduct shall be effective after being ratified afterwards by the person's statutory agent, but a pure profit-making contract or a contract concluded which is appropriate to the person's age, intelligence or mental health conditions need not be ratified by the person's statutory agent.
The counterpart may urge the statutory agent to ratify the contract within one month. It shall be regarded as a refusal of ratification that the statutory agent does not make any expression. A bona fide counterpart has the right to withdraw it before the contract is ratified.The withdrawal shall be made by means of notice.
第四十七条【限制行为能力人订立的合同】限制民事行为能力人订立的合同，经法定代理人追认后，该合同有效，但纯获利益的合同或者与其年龄、智力、精神健康状况相适应而订立的合同，不必经法定代理人追认。
相对人可以催告法定代理人在一个月内予以追认。法定代理人未作表示的，视为拒绝追认。合同被追认之前，善意相对人有撤销的权利。撤销应当以通知的方式作出。
Article 48 A contract concluded by an actor who as no power of agency, who oversteps the power of agency, or whose power of agency has expired and yet concludes it on behalf of the principal,shall have no legally binding force on the principal without ratification by the principal, and the actor shall be held liable.
The counterpart may urge the principal to ratify it within one month. It shall be regarded as a refusal of ratification that the principal does not make any expression. A bona fide counterpart