1. A person who reports, exposes or accuses others of a crime may be exempted from criminal responsibility if the criminal clues provided by him are true.
2. In the case of excessive defense, if the defender takes excessive actions in an emergency, but his actions have not caused serious consequences, his criminal responsibility may be reduced or exempted.
3. In the case of voluntary surrender, if a criminal suspect voluntarily surrenders himself to the relevant authorities and truthfully confesses his crimes, his criminal responsibility may be lightened or reduced.
4. If a criminal suspect voluntarily gives up the crime in the process of committing a crime, he may be given a lighter punishment or be exempted from criminal responsibility.
5. If the victim or the public understands, the criminal suspect may be given a lighter punishment or his criminal responsibility may be reduced.
It should be noted that the above situation can only be exempted from legal liability under certain circumstances, and the specific circumstances need to be comprehensively judged according to relevant laws and regulations and the specific circumstances of the case. If the criminal suspect's behavior involves serious illegal and criminal acts, then he will not be held accountable.