Legal analysis: illegal. Maintenance funds can be used to maintain the monitoring equipment in the community. But it still needs to be analyzed according to the specific situation. The public housing maintenance fund is raised by the selling unit and the buyers in both directions, and the selling unit is extracted from the selling funds according to a certain proportion. In principle, multi-storey houses should not be less than 20% of the sales price, and high-rise houses should not be less than 30% of the sales price; Property buyers should pay the maintenance fund to the selling unit at 2% of the purchase price.

Legal basis: illegal. Maintenance funds can be used to maintain the monitoring equipment in the community. But it still needs to be analyzed according to the specific situation.