Commercial Building Renovation / Finishing, Industrial / Heavy Civil Facilities Renovation / Finishing, 04.04. Residential / Commercial and Industrial Buildings, 04.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), 04.06. HVAC / Gas Supply, 04.07. Hydraulic Structures, 04.08. Water Supply and Drainage / Melioration Systems, 04.09. Transportation Structures and Highways (Roads and Railways / Airports / Bridges / Tunnels / Overpasses / Retaining Walls etc.), 04.10. Communication Systems (Telecommunication and Signaling Systems / Transmitters / Receivers / Antennas / Amplifiers)

High-Rise Construction, Residential Construction, Commercial Construction, Dwelling House / Mansion Construction, Rebuilding / Remodeling, 03.04. Residential / Commercial and Industrial Buildings, Category 1 (03.04)

Electrical Work / Indoor, Electrical Work / Outdoor, 01.05. Power Supply (Internal and External Power Supply and Lighting Networks / Power Supply Systems / Photovoltaic and Wind Power Plants), Category 1 (01.05)