Housing maintenance funds can be collected by developers. When buying a house, the developer has the right to collect the maintenance fund of 5%-8% of the house construction and installation cost on behalf of the local housing management department. After that, the developer should hand over the maintenance fund collected to the local real estate administrative department for escrow. According to the Measures for the Administration of Special Maintenance Funds for Residential Buildings, the owners of commercial residential buildings and non-residential buildings should deposit special maintenance funds for residential buildings according to the construction area of their own properties, and the amount of the first special maintenance funds for residential buildings is 5% to 8% of the cost per square meter of local residential construction and installation projects. The competent departments of construction (real estate) of the people's governments of municipalities directly under the central government, cities and counties shall, according to local conditions, reasonably determine and announce the amount of the first-phase residential special maintenance fund deposited per square meter of construction area, and make timely adjustments. "Measures for the Administration of Special Maintenance Funds for Residential Buildings" Article 7 The owners of commercial residential buildings and non-residential buildings shall deposit special maintenance funds for residential buildings according to the construction area of their own properties, and the amount of the first special maintenance funds for residential buildings deposited per square meter of construction area shall be 5% to 8% of the cost per square meter of local residential construction and installation projects. The competent departments of construction (real estate) of the people's governments of municipalities directly under the central government, cities and counties shall, according to local conditions, reasonably determine and announce the amount of the first-phase residential special maintenance fund deposited per square meter of construction area, and make timely adjustments.