Lawyer query letter must cooperate with the provision of

lawyers must cooperate with the investigation and evidence collection, this is the legal system of social responsibility, but also in the legal provisions of the clear requirements, if the party or organization refuses to cooperate with the investigation and evidence collection, lawyers can apply to the court to intervene in the investigation, for the case of knowledge of the relevant personnel, in accordance with the legal requirements, have the duty to testify.

a lawyer must cooperate with the investigation and evidence collection?

Counsel to cooperate with the evidence. Lawyers have the right to witnesses or other relevant units and individuals agree to collect materials related to the case; also have the right to the people's procuratorate or the people's court permission, and by the victims, their close relatives, the victims provided by the witnesses agree to collect materials related to the case.

Lawyers are entrusted to exercise the right to investigate and obtain evidence, their own to the relevant units to collect and retrieve information related to legal affairs, shall produce the following documents and materials:

(a) lawyer's practice certificate;

(b) power of attorney;

Law firms or legal aid letter should be stamped with the unit seal, the basic information about the client, the lawyer to undertake legal affairs, name, identity card number, license number and other information, indicating the need to collect, access to information and legal affairs related to the reasons or cases.

Relevant legal basis:

According to the "Chinese people's *** and the State Criminal Procedure Law" Article 43, the defense lawyer by the witness or other relevant units and individuals agree, may collect from them materials related to the case, can also apply to the people's procuratorate, the people's court to collect and retrieve evidence, or apply to the people's court to notify the witnesses to appear in court to testify. Defense counsel with the permission of the people's procuratorate or the people's court, and with the consent of the victim or his close relatives, the witnesses provided by the victim, may collect from them materials related to the case.

Article 62 Anyone who knows the case has the obligation to testify. Those who are physically or mentally defective or young, unable to distinguish right from wrong, or unable to express themselves correctly shall not be witnesses.

second, the lawyer's investigation and evidence collection include what?

Lawyers entrusted to undertake civil litigation, administrative litigation, arbitration and non-litigation legal affairs, can collect and retrieve information from the relevant units, including but not limited to the following:

(a) natural person marriage registration, basic information on spouses, adoption registration and other information, social organizations, foundations, social service organizations and other social organizations registration, administrative penalties and other information;

(2) natural persons to sign labor contracts, payment of social insurance, housing provident fund and other information, the enterprise to pay social insurance and other information, natural persons personal, property and other types of insurance information;

(3) enterprise shareholding structure, business qualifications, articles of association, resolutions of shareholders' meetings, board of directors' resolutions, list of shareholders, capital contribution, administrative licenses, administrative penalties, individual (d) natural persons or units of real estate and real estate transactions, registration, mortgage, seizure and other information, natural persons or units of ships, aircraft and other property rights registration, mortgage registration, seizure and other information, natural persons or units of motor vehicle registration information, motor vehicle liability insurance and commercial insurance information;

(e) natural persons or enterprises public **** credit information;

(f) information on the shareholding structure, business qualifications, articles of incorporation, shareholders' resolutions, board of directors' resolutions, shareholders' lists, capital contributions, administrative licenses, administrative penalties, individual industrial and commercial enterprises, etc.;

(g) natural persons or enterprises, etc. or enterprise public **** credit information;

(6) A-class taxpayer list and related information, information on major tax violations;

(7) urban and rural construction planning, construction enterprise qualifications and other information, the project project, for the record, and other information, the project planning permission, the nature of the land use planning and review of opinions and other information, the completion of the project, inspection and acceptance of the project, the subject matter of the case of the planning permission, and other information;

(H) collective land acquisition, transfer of information, state-owned land and other information;

(IX) medical institutions set up for approval, physician licensing, administrative penalties and other information;

(X) other legal affairs with the contractor has the relevance or the need to collect information.

Lawyers accept the entrusted to undertake civil litigation, administrative litigation, arbitration, legal affairs, can be in accordance with the law to the public security organs to obtain the natural person's address information.

In summary, in accordance with relevant state laws and requirements, the court investigation order must cooperate. If the court to the relevant units of investigation, shall not be refused. If the relevant units or departments to investigate the other party does not cooperate with the people in addition to ordering them to fulfill their obligations to assist, and can be fined, detained; constitutes a crime, according to the law to investigate criminal responsibility.