The housing maintenance fund shall be paid before the delivery of the house at the latest. Property buyers shall pay the maintenance fund to the developer according to the proportion of 2-3% of the purchase price, or refer to the total house price when the property buyers purchase from the developer and handle the property right transfer, and calculate it according to 5%-8% of the cost per square meter of the local residential construction and installation project. The specific charging standard is determined by the local real estate administrative department according to the local actual situation.

Legal objectivity:

"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.