Zoning approval is required for all shed installations. A construction permit for building work shall not be required for garden-type utility sheds and similar structures that are 200 square feet or less in area, 10 feet or less in height, and accessory to buildings of Group R-2, R-3, R-4, or R-5 and which do not contain a water, gas, oil, or sewer connection. A construction permit for electrical work shall be required, when applicable.