Whether it is effective depends on the situation.
 Effective situation of rural housing:
 (1) Both the Seller and the Buyer are villagers in the same village. If both the seller and the buyer are villagers in the same village, the contract is in accordance with the law, and the sales contract is certainly valid.
 (2) The buyer is not a villager in the same village as the seller when buying and selling the house, but later he will move his household registration to the village. Then, since the buyer has the qualification of a villager in the same village and belongs to the same collective economic organization, the sales contract is valid.
 (3) After many times of circulation, the housing sales contract is finally transferred to the villagers in the same village, then the housing sales contract is also valid.
 (4) The validity of the contract shall not be affected if the buyer of the rural housing sales contract is a villager at the time of purchasing the house and later becomes a resident.
 The invalidity of the rural housing sales contract:
 (1) Rural villagers sell rural houses to urban residents. Whether the buyer of the rural housing sales contract sells the rural housing to the residents of this city or the residents of other provinces and cities, the contract is invalid.
 (2) Rural villagers sell their rural houses to villagers in other villages. The purchaser of a rural housing sales contract is invalid whether it is a villager in the city or a villager in another province or city.
 Legal basis
 Article 5 of the Land Administration Law of the People's Republic of China, the department in charge of natural resources under the State Council is responsible for the management and supervision of land nationwide.
 The establishment and functions of the departments in charge of natural resources under the local people's governments at or above the county level shall be determined by the people's governments of provinces, autonomous regions and municipalities directly under the Central Government in accordance with the relevant provisions of the State Council.