Legal basis: Land Administration Law of the People's Republic of China
Article 5 The competent department of natural resources in the State Council shall, jointly with relevant departments, formulate land grading standards.
The competent department of natural resources of the people's government at or above the county level shall, jointly with relevant departments, evaluate the land grade according to the land grade evaluation standard. The results of local land grading are audited by the people's government at the same level, approved by the competent department of natural resources of the people's government at the next higher level and announced to the public.
According to the national economic and social development, the land grade is re-evaluated every five years.
Article 6 The competent department of natural resources of the people's government at or above the county level shall strengthen the informatization construction, establish a unified land and space basic information platform, implement the whole process management of land management informatization, dynamically monitor the land use situation, establish a land management information sharing mechanism with relevant departments such as development and reform, housing and urban and rural construction, and disclose land management information according to law.
Seventh people's governments at or above the county level shall strengthen the management of cadastre, establish and improve the cadastral database.