Legal analysis: When the buyer purchases the house from the developer and handles the property right transfer, he will pay it to the commercial bank designated by the real estate administrative department of the city where the house is located according to the standard of 2%-3% of the total house price or per square meter 100-200 yuan. When selling commercial housing, the purchaser and the selling unit shall sign the relevant maintenance fund payment agreement, and the purchaser shall pay the maintenance fund to the selling unit (developer) according to the proportion of 2-3% of the purchase price. The maintenance fund collected by the developer belongs to all owners and is not included in the residential sales income.

Legal basis: Article 2 17 of the Civil Code of People's Republic of China (PRC) stipulates that the obligee enjoys the real right of immovable property. The items recorded in the certificate of real estate ownership shall be consistent with the real estate register; If the records are inconsistent, unless there is evidence to prove that the real estate register is indeed wrong, the real estate register shall prevail.