The service charge includes expenses related to cleaning and maintenance of common areas (corridors, flights of stairs, garbage chute, adjacent territory, garbage collection); cleaning and maintenance of common areas (elevators, swimming pool, gym, parking, recreation rooms), building security costs and other expenses as needed.

The fee is paid either once a year or twice a year (depending on the project). The cost of maintenance is on average from 25 to 85 US dollars per square meter.