Two copies of the lawyer's power of attorney must be signed, one for the court and one for the lawyer. A lawyer's power of attorney must contain the entrusted matters and agency authority, as well as the client's signature or seal to be effective. A lawyer's power of attorney generally does not need to be notarized unless both parties agree. 1. How many copies of the lawyer's power of attorney should be signed? Two copies of the lawyer's power of attorney should be signed. One copy should be handed over to the court during litigation and the other should be kept by the lawyer. 1. In litigation, it refers to a document proving that an agent has obtained the qualification of a litigation agent and is engaged in litigation for the principal. The recorded content mainly includes the entrusted matters and agency authority, and is signed or sealed by the principal. However, in the process of other civil legal actions, there may also be legal documents with authorization. 2. Letter of attorney: entrusting another person to exercise his or her legitimate rights and interests on his or her behalf. The client must produce the client's legal documents when exercising his or her power. The client shall not regret the entrustment for any reason. 3. If the client makes any rights and interests that violate national laws, the client has the right to terminate the agency agreement. Within the legal rights and interests stated in the client's power of attorney, all duties and responsibilities performed by the client will be borne by the client. The client does not assume any legal liability. 2. Does a lawyer’s power of attorney need to be notarized? A lawyer’s power of attorney generally does not need to be notarized, except where the parties agree that the power of attorney must be notarized before it can take effect. Let me remind you that it is difficult for the registration department to determine the authenticity of the power of attorney for property registration procedures, so it must be notarized for the sake of caution. According to Article 11 of the "Notarization Law of the People's Republic of China", based on the application of natural persons, legal persons or other organizations, the notary office handles the following notarization matters: (1) Contract; (2) Entrustment, declaration, donation, will (3) Other notarization matters that natural persons, legal persons or other organizations voluntarily apply for. For matters that must be notarized according to laws and administrative regulations, the relevant natural person, legal person or other organization shall apply to a notary institution for notarization. 3. Under what circumstances is a lawyer's power of attorney invalid? A lawyer's power of attorney is invalid under the following circumstances: 1. The entrusted matter is a matter of personal dependence that cannot be entrusted as stipulated by law; 2. The client has no capacity for civil conduct or is For persons with limited capacity for civil conduct; 3. The content of the entrustment violates legal provisions and harms national interests and social public interests.