Legal analysis: When selling commercial housing, the buyer and the sales unit should sign a house maintenance fund payment agreement, and the buyer should pay the house maintenance fund to the sales unit according to the proportion of 2-3% of the purchase price. The maintenance fund collected by the selling unit belongs to all owners and is not included in the residential sales income. The current deposit standards of the first special maintenance fund are: 90 yuan per square meter for high-rise buildings (including multi-storey buildings with elevators) and 50 yuan per square meter for multi-storey buildings (including villas). The owner shall pay the house maintenance fund before the house is delivered. The first phase of housing special maintenance funds, the owners can be directly deposited in the housing special maintenance fund account, can also be entrusted to the real estate development enterprises to pay. Entrusted by a real estate development enterprise, the real estate development enterprise shall, within 30 days from the date of receiving the housing maintenance fund, deposit the housing special maintenance fund into the housing special maintenance fund account.

Legal basis: Measures for the Administration of Residential Special Maintenance Funds;

1. The owners of commercial housing and non-residential housing shall deposit special housing maintenance funds according to the construction area of their own property, and the amount of the first special housing maintenance funds 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.

Two, the sale of public housing, residential special maintenance funds in accordance with the following provisions:

(1) The owner shall deposit the special maintenance fund for the house according to the construction area of the property he owns, and the amount of the first special maintenance fund for the house per square meter of construction area shall be 2% of the local housing reform cost price.

(two) units selling houses shall, in accordance with the proportion of not less than 20% of multi-storey houses and not less than 30% of high-rise houses, draw a one-time special maintenance fund for houses from the sales funds.