Is the fence an illegal building?

Legal analysis: If the fence belongs to one of the following four situations, it is an illegal building. Illegal buildings mainly include: (1) buildings built without application or approval and without obtaining construction land planning permit and construction project planning permit; (2) changing the buildings built according to the provisions of the construction project planning permit without authorization; (three) buildings built without changing the nature of use; (four) buildings that have not been demolished into permanent buildings after the expiration of the temporary building construction period; (4) Buildings constructed by forging relevant materials to defraud the permission of the competent department.

Legal basis: Article 75 of the Land Management Law of the People's Republic of China violates the provisions of this law, occupies cultivated land to build kilns and graves, or builds houses, digs sand, quarries, mines and borrows soil on cultivated land without authorization, which damages the planting conditions, or causes land desertification and salinization due to land development. The competent department of natural resources of the people's government at or above the county level and the competent department of agriculture and rural areas shall, according to their duties, order it to make corrections within a time limit and may also impose a fine; If a crime is constituted, criminal responsibility shall be investigated according to law.