There is a late fee for overdue payment of the maintenance fund for 90 days. According to relevant information, the buyer shall pay the maintenance fund within 90 days after delivery. If the buyer fails to pay its maintenance fund for some reason, then the buyer needs to pay the late payment fee according to the relevant regulations. How much to pay is uncertain, and it will be different according to the implementation standards in different regions. Therefore, there is a late fee for the maintenance fund to be paid 90 days late. Maintenance fund can also be called "public * * * maintenance fund" or "special maintenance fund", which mainly means that after purchasing a residential district, all merchants in the district pay a certain standard amount to a special account, which is mainly used for the maintenance of public * * * parts and * * * facilities and equipment in the property area, and the money is mainly managed and used by the owners' committee.