Legal analysis: the standard paid by the apartment maintenance fund is usually 2%~3% of the total house price, which is also charged according to the house area. Usually, the maintenance fund per square meter is 100 yuan to 200 yuan.

Legal basis: Housing Maintenance Fund Article 4 After the sale of commercial housing and public housing, a maintenance fund for residential parts and facilities (hereinafter referred to as "maintenance fund") shall be established. The maintenance fund shall be used in accordance with the Financial Management Regulations of Property Management Enterprises (OrderNo. 987th of the Ministry of Finance) to be used exclusively for the overhaul, renewal and transformation of residential parts and facilities after the warranty period expires.