The public maintenance fund has an invoice. Buying a house should be transferred to the public maintenance fund.

The public maintenance fund can't be raised. Refers to the maintenance fund for public parts and facilities of residential buildings. The principal is jointly raised by the selling unit and the purchasing unit, and the ownership belongs to the payer. Interest is used for the maintenance of public parts and facilities of residential buildings. When the interest is insufficient, it shall be shared by the property owner.