The .CN registry asks commercial entities to provide a company registration certificate and a copy of their ID card or passport. Individuals are asked to provide a copy of their ID card or passport.

The .CN registry asks commercial entities to provide a company registration certificate. Individuals are required to provide a copy of their ID card or passport.

The following content must not be included in any website with a domain name registered and used by any organisation or individual:

1. Opposition to the basic principles prescribed in the Constitution;
2. Jeopardising national security, revealing state secrets, the intention to overturn the government, or causing a disruption of state integrity;
3. Demonstrating harm to national honour and national interests;
4. The instigation of hostility or discrimination between different nationalities, or disruption of national solidarity;
5. Violation of the state religion policies or the propagation of cult and feudal superstition;
6. The spreading of rumours, disturbing public order or disrupting social stability;
7. The promotion of pornography, obscenity, gambling, violence, homicide, terror, or the instigation of crimes;
8. Insults, libel against others, and the infringement of people's legal rights and interests; or
9. Content prohibited by law, rules, and administrative regulations.