The entrusted lawyer may, according to the needs of the case, apply to the people's procuratorate or the people's court to collect and obtain evidence or apply to the people's court to notify witnesses to testify in court. If a lawyer investigates and collects evidence by himself, he may, with the lawyer's practice certificate and the certificate of the law firm, investigate the situation related to undertaking legal affairs with the relevant units or individuals.
When applying for an investigation, a lawyer provided a special letter of introduction, lawyer's certificate, power of attorney and other materials to the public security organ, which can prove that he accepted the entrustment of the client and was appointed by the law firm to investigate the demographic information of the defendant in the case he entrusted, which belongs to the investigation related to his undertaking of legal affairs. According to the Lawyers Law of People's Republic of China (PRC), public security organs should provide information including name, gender, nationality, date of birth, permanent address, citizenship number and so on.
According to the provisions of the Lawyers Law of People's Republic of China (PRC), it is not the disclosure of citizens' personal information for public security organs to provide qualified lawyers with information about their legal affairs. The public security organ may inform the inquiring lawyer of its responsibilities and obligations when inquiring. Lawyers who inquire about information shall reasonably use the inquired citizen population information in legal affairs undertaken according to law, and shall not disclose the privacy of relevant personnel, otherwise they shall bear corresponding legal responsibilities.
legal ground
People's Republic of China (PRC) Lawyers Law
Article 48 A lawyer who commits any of the following acts shall be given a warning by the judicial administrative department of the people's government at the municipal level or municipality directly under the Central Government, and may be fined not more than 10,000 yuan; Illegal income, confiscate the illegal income; If the circumstances are serious, the punishment of stopping practicing for more than three months and less than six months shall be given:
(1) Accepting entrustment, charging fees, accepting property or other benefits from customers without permission;
(two) after accepting the entrustment, refusing to defend or represent without justifiable reasons, and not appearing in court on time to participate in litigation or arbitration;
(three) to seek the disputed rights and interests of the parties by taking advantage of the convenience of providing legal services;
(4) divulging business secrets or personal privacy.