Legal analysis: there is no time limit. Maintenance fund is a special fund set up after the sale of commercial housing and public housing, which is used for the overhaul, renewal and transformation of residential parts and facilities after the warranty period expires.

Legal basis: Article 35 of the Regulations on Property Management, a property service enterprise shall provide corresponding services in accordance with the stipulations of the property service contract.

The realty service enterprise fails to perform the realty service contract, causing personal and property safety damage to the owner, and shall bear corresponding legal responsibilities according to law.