Building of transport and distribution lines for electricity
Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Making of horizontal drillings for cables or pipes
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Setting of monitoring systems and alarms against housebreakings
Setting of lighting and signalling systems for roads, railroads, port and airport installations (including the setting of notice boards)
Setting of electrical installations of heating
Installation of blinds and florentine blinds
Installation of signs, lighted or not
Installation of lifts and escalators
Setting of antennas and lightning rods
Assembling of elements of metallic structures, not made by the unit making the works
Trade intermediaries for sanitary articles
Trade intermediaries for electric and electronic equipments, including installation equipments for industrial use
Trade intermediaries for supplies for plumbering, equipments of electric system for houses and heating systems
Wholesale trade of household electric equipments for installation
Wholesale trade of non electric household appliances
Wholesale trade of general furniture hardwares (nails, wires, fastening, bolting, etc.), of hand tools (hammers, saws, screwdrivers, etc.) and of electroportative tools
Wholesale trade of equipments for sanitory systems and central heating: pipes, pipe fittings, tabs, rubber pipes, etc.
Retail trade of radio and television appliances and other audio-video appliances for domestic use, such as video recorder, cameras, hi-fi equipment, etc.
Retail trade of household appliances
Monitoring of building works (carcass, installation, finishing, etc.)
Design and maintenance of gardens, parks and green places for sport facilities
Repair of household appliances
Repair of electronic devices
Construction of civil-technical works for electricity and telecommunications
Electro-technical installation works at buildings
Wholesale in electronic domestic devices as well as audio and video devices
Wholesale in lighting devices
Wholesale in machine tools
Wholesale in electronic materials, inclusive of material for installation
Wholesale in pumps and compressors
Wholesale in installation materials used by plumbers and for the installation of heating
Other types of business services
Electro-technical installation works, with the exception of those executed at buildings