IOUs and IOUs signed with deception, threats, intimidation, deception, etc. are not protected by law. If we write an IOU when we are defrauded, first of all, we should think of calling the police. Don’t worry about anything. Calling the police is the first thing to do. It is very important to find witnesses and evidence to prove that you wrote the IOU when you were deceived. You must recall the specific process of the incident and find witnesses and evidence. Tell the police truthfully what happened, so that they can better help you. Under any of the following circumstances, a contract or part of its terms may be deemed invalid: 1. A contract entered into by one party through fraud or coercion that damages the interests of the country; 2. A contract with malicious collusion that damages the interests of the country, the collective or a third party ; 3. A contract whose legal form conceals an illegal purpose; 4. A contract that harms the interests of the public; 5. A contract that violates the mandatory provisions of laws and administrative regulations; 6. A contract that causes personal injury to the other party or is caused by intentional or gross negligence. Contract clauses that cause the other party to be exempted from property losses; 7. Clauses that provide standard clauses to exempt one party from liability, increase the liability of the other party, and exclude the other party's main rights are invalid; 8. The contract is invalid due to cancellation.

Legal Basis

Article 148 of the "People's Republic of China and Civil Code": One party uses fraudulent means to cause the other party to commit civil crimes against his true intention. As a legal act, the defrauded party has the right to request the people's court or arbitration institution to revoke it. Article 149 of the People's Republic of China and the Civil Code: If a third party commits a fraudulent act, causing a party to commit a civil legal act contrary to its true intention, and the other party knows or should know of the fraudulent act, the victim shall be The fraudulent party has the right to request the people's court or arbitration institution to rescind it. Article 150 of the "People's Republic of China" and the Civil Code of the People's Republic of China The organization is cancelled.

Legal basis

Article 148 of the "People's Republic of China and Civil Code" The validity of civil legal acts carried out by fraudulent means. One party uses fraudulent means to cause the other party to If a civil legal act is carried out against the true intention, the defrauded party has the right to request the people's court or arbitration institution to revoke it.

Article 149 of the "People's Republic of China and Civil Code" The validity of civil legal acts that are defrauded by a third party: A third party commits a fraudulent act, causing one party to act against his true intention. If the other party knew or should have known about the civil legal act carried out under the circumstances that the fraudulent act was false, the party affected by the fraud has the right to request the people's court or arbitration institution to cancel it.

Article 150 of the "People's Liberation Army and Civil Code of the People's Republic of China" stipulates that the effect of civil legal acts carried out by means of coercion is that one party or a third party uses coercion to cause the other party to violate the truth and For civil legal acts performed without intention, the coerced party has the right to request the people's court or arbitration institution to revoke it.