Housing maintenance fund actually includes housing public facilities special fund and housing maintenance fund. The special fund for housing public facilities is referred to as the special fund, which is used for projects such as the renovation of common parts of property and public facilities and equipment, and shall not be used for other purposes. Special funds to implement the principle of "money with the house". When the house is transferred, the remaining funds in the account are also transferred to the new owner of the house.

Property buyers and selling units sign relevant maintenance fund payment agreements, and property buyers pay maintenance funds to selling units (developers) according to the proportion of 2-3% of the purchase price.

(housing maintenance fund algorithm: 1, the first-phase maintenance fund for new commercial housing, and the real estate developer pays 3%-4% of the construction area per square meter; Property buyers pay 2%-3% per square meter of construction area. 2. Generally speaking, for residential buildings with elevators, real estate development enterprises pay 4% of the cost price per square meter of construction area; For houses without elevators, real estate development enterprises shall pay 3% of the construction area per square meter. 3. For the house with elevator, the purchaser shall pay 3% of the cost price per square meter of the construction area; For houses without elevators, the purchaser shall pay 2% of the cost price per square meter of construction area. )