watch 02:27 The Loop (Games) Do you like this video? Maintenance is the Energy cost that must be paid for units, buildings and improvements. It can be reduced by the Master Control. Some improvements cost health rather than energy. Manufactory Petroleum Well Retrieved from "https://civilization.fandom.com/wiki/Maintenance_cost_(CivBE)?oldid=101192" Categories: Game concepts (CivBE) Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.