According to the general principles of civil law:
Article 66 An act without agency, beyond agency or after termination of agency can only be ratified by the principal, who shall bear civil liability. If the act is not ratified, the actor shall bear civil liability. Knowing that another person has committed a civil act in his own name without denying it is regarded as consent.
Signing on behalf of the agent is the behavior. If I don't know, I have no right to represent and I don't bear legal responsibility. However, if I know that someone else signed my name without denying it, or that I ratified it, the signature is binding on me and I should bear legal responsibility.
It should belong to the act of infringing the right to name, perjury and so on. If it is sold with a fake star signature, it may constitute the crime of obstructing testimony and bill fraud. If it is a contract signed in the course of litigation, it may constitute contract fraud and other corresponding financial fraud.
Extended data:
Elements of fraud:
(A) the objective elements of fraud
The object of this crime is the ownership of public and private property. Some criminal activities, although they also use some deception and even pursue some illegal economic interests, are not or are not limited to the ownership of public and private property.
(B) the objective elements of fraud
Objectively, this crime is manifested in the use of fraud to defraud a large number of public and private property. First of all, the perpetrator committed fraud, which includes two forms: one is to fabricate facts, the other is to conceal the truth; Essentially, it is an act that makes the victim fall into a wrong understanding.
The content of fraud is that under certain circumstances, the victim will have a wrong understanding and make the property disposal that the perpetrator wants. Therefore, whether it is fiction or concealment of past facts, or present facts and future facts, as long as the above contents are available, it is fraud. If the fraudulent content does not make them dispose of their property, it is not fraudulent fraud.
Fraud must reach the point where ordinary people can have a wrong understanding and exaggerate the goods they sell. If it is not beyond the tolerance of society, it is not fraud.
There are no restrictions on the means and methods of fraud, which can be verbal fraud or action fraud; Fraud itself can be either an act or an omission, that is, it has the obligation to inform a certain fact, but failure to fulfill this obligation makes the other party fall into a wrong understanding or continue to fall into a wrong understanding, and it also belongs to fraud if the actor uses this wrong understanding to obtain property.
According to the provisions of Article 300 of this Law, organizing or using religious sects or cult organizations or using superstition to defraud property? Be punished for fraud.
(3) The main contents of fraud
The subject of this crime is the general subject, and any natural person who has reached the legal age of criminal responsibility and has the ability of criminal responsibility can constitute this crime.
(D) the subjective elements of fraud
Subjectively, this crime is direct and intentional, with the purpose of illegal possession of public and private property.
No matter what the crime is, it is easy to constitute a crime unless it is authorized by me.