The identification of illegal buildings in rural areas is: those who have not applied to the urban and rural planning department of the city or county people's government or the town people's government determined by the people's government of the province, autonomous region, or municipality directly under the Central Government for a construction project planning license and have not obtained a construction project planning license are illegal buildings.
 Legal basis
 Article 64 of the Urban and Rural Planning Law, if construction is carried out without a permit for construction project planning or in accordance with the provisions of the permit for construction project planning, the competent department of urban and rural planning of the local people's government at or above the county level shall order the suspension of construction; If corrective measures can still be taken to eliminate the impact on the implementation of the plan, it shall be corrected within a time limit and a fine of not less than 5% but not more than 10% of the construction cost shall be imposed; If it is impossible to take corrective measures to eliminate the impact, it shall be demolished within a time limit. If it is impossible to dismantle, the physical objects or illegal income shall be confiscated, and a fine of less than 10% of the construction cost may be imposed. Article 68 If, after the competent department of urban and rural planning has made a decision ordering the suspension of construction or the demolition within a time limit, the party concerned does not stop construction or demolish within the time limit, the local people's government at or above the county level in the place where the construction project is located may instruct the relevant departments to take measures such as sealing up the construction site or compulsory demolition.