In 2022 1 1 month, what is the purpose of letting buyers and renters bring ID cards and household registration?

Community information registration.

Mainly for better management, including the following contents: 1, check the house information for errors; 2. Check whether anyone in the community is unregistered or no one is still registered; 3. Collect information on the inflow and outflow of community population; 4, safeguard the legitimate rights and interests of community citizens' property, if there is a real estate dispute, it is also well documented.

2. It is convenient to handle related affairs, such as applying for a certificate.