According to the provisions of the national unified legal professional qualification examination, people with criminal records usually do not meet the conditions for obtaining a lawyer qualification certificate. Specifically, a person under any of the following circumstances may not sign up for the national unified legal professional qualification examination: he has been criminally punished for intentional crimes, dismissed from public office or revoked his lawyer's practice certificate, notary's practice certificate, revoked his legal professional qualification certificate, been given two years to sign up for the national unified legal professional qualification examination, or been given a lifelong registration to take the national unified legal professional qualification examination. Because of serious dishonesty, he was identified as the joint disciplinary object of dishonesty by the relevant state units and included in the national credit information sharing platform, and was banned from legal professional treatment for life due to other circumstances. These regulations aim to ensure the professional quality and ethics of lawyers and the quality and credibility of legal services.