The authority of a criminal litigation agent depends on the authorization of the client. When examining a case, the people's procuratorate shall interrogate the criminal suspect, listen to the opinions of the defender or the lawyer on duty, the victim and his agent ad litem, and record them.
Legal objectivity:
Criminal procedure law
Article 38
Defense lawyers can provide legal aid to criminal suspects during investigation;
Acting as an agent for complaints and accusations;
Apply for changing compulsory measures;
Ask the investigation organ about the crimes and cases suspected by the criminal suspect, and put forward opinions.
Criminal procedure law
Article 173
When examining a case, the people's procuratorate shall interrogate the criminal suspect, listen to the opinions of the defender or the lawyer on duty, the victim and his agent ad litem, and record them. If the defender or the lawyer on duty, the victim and his agent ad litem put forward written opinions, they shall attach a volume.
If a criminal suspect pleads guilty and admits punishment, the people's procuratorate shall inform him of his litigation rights and the legal provisions of pleading guilty and admitting punishment, and listen to the opinions of the criminal suspect, defender or lawyer on duty, victim and his litigation agent on the following matters, and put them on record:
(1) Suspected criminal facts, charges and applicable legal provisions;
(2) Suggestions on a lighter, mitigated or exempted punishment;
(3) Procedures applicable to the trial of cases after pleading guilty and admitting punishment;
(four) other matters that need to listen to opinions.