The developer collected the maintenance fund and refused to pay it.

Property maintenance fund is collected by the national real estate management department (real estate bureau) and managed by the state. Developers belong to the nature of collection. You can refuse to receive it and go to the real estate bureau to pay it yourself. If the developer fails to fulfill the road construction obligations in accordance with the contract or commitment, he can be prosecuted for breach of contract through the court. Measures for the administration of special maintenance funds for residential buildings 1. The owners of commercial residential and non-residential houses shall deposit special maintenance funds for residential buildings according to their own property construction area, 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.