Legal analysis: need. Because the villa also belongs to the unified property service, the public part also has a share. Public maintenance fund refers to the maintenance fund for public parts, facilities and equipment of residential buildings. The public maintenance fund is jointly raised by the selling unit and the purchaser, and the ownership belongs to the purchaser. Used for the maintenance of public parts and facilities of residential buildings.

Legal basis: Article 281 of the Civil Law of People's Republic of China (PRC), the maintenance fund of the building and its ancillary facilities belongs to the owner. With the consent of the owner, it can be used for local maintenance, renewal and transformation of elevators, roofs, external walls and barrier-free facilities. The collection and use of maintenance funds for buildings and their ancillary facilities shall be announced regularly. In case of emergency, if the building and its ancillary facilities need to be repaired, the owners' assembly or the owners' committee may apply for the maintenance funds of the building and its ancillary facilities according to law.