Article 22 of the Measures for the Investigation and Handling of Land Ownership Disputes stipulates that neither party may change the current situation of land use until the dispute over land ownership and use right is resolved. Therefore, the land in dispute cannot be confirmed. The cases of land not being confirmed, registered and issued certificates include: first, disputes over land ownership have not been resolved; Second, land violations have not been handled or are being handled; Third, the land rights applied for exceed the prescribed time limit; Fourth, there is no legal land use and other land registration application requirements; Fifth, changing the use of land in violation of the plan; 6. Applying for registration before the cancellation of the seal up registration; 7. The mortgage is established without registering the right to the use of the land; 8. Other cases that are not registered according to law. In case of refusal to register and issue certificates, the applicant shall generally be informed in writing of the reasons for refusal to register and issue certificates. Then we will extend this issue to the following: the main body responsible for land ownership disputes: 1. Disputes between individuals, between individuals and units, and between units should be investigated and handled by the land and resources administrative department at the county level where the disputed land is located. Disputes between individuals or between individuals and units may, upon the application of the parties concerned, be accepted and handled by the people's government at the township level. 2. The administrative departments of land and resources of cities divided into districts and autonomous prefectures shall investigate and handle the following dispute cases: cross county administrative regions; It is assigned by the people's government at the same level or the competent department of land and resources administration at a higher level or transmitted by the relevant department. 3. The competent departments of land and resources administration of provinces, autonomous regions, and municipalities directly under the Central Government investigate and handle the following dispute cases: those involving cities divided into districts or autonomous prefectures; One party to the dispute is a central state organ or a unit directly under it, and involves a large area of land; One of the parties to the dispute is the army and involves a large area of land; Having great influence in its own administrative region; It is assigned by the people's government at the same level, the Ministry of Land and Resources or transmitted by relevant departments. 4. The Ministry of Land and Resources shall investigate and handle the following dispute cases: those assigned by the State Council; Having a major impact nationwide.