Relocation house, the current owner applies for public rental housing, why should the property issue the original owner's certificate?

The original owner's certificate issued by the property is to confirm the qualification of the current owner to apply for public rental housing. There may be differences in the ownership of property rights and the ownership of the right to use houses in the policy of moving houses. The issuance of the original owner's certificate can provide proof of the relevant property rights and use of the house, and ensure that the applicant for public rental housing is a qualified legal owner. This can prevent illegal transfer, lease or other irregularities, and ensure the rational distribution and effective utilization of public rental housing resources.