SBIClass
SBI 43.21—Electrical installation
Class · Standaard Bedrijfsindeling (2025)
Where 43.21 sits
- F Construction
- 43 Specialised construction activities
- 43.2 Electrical, plumbing and other construction installation activities
- 43.21 Electrical installation
Contains 2 narrower codes
What 43.21 includes
- This class covers the installation, repair, and maintenance of electrical systems in all types of buildings and civil engineering projects.
- Installation of: • electrical wiring, sockets, and switches • telecommunications wiring • cables for computer networks and television, including fiber optics • satellite dishes • lighting systems • fire alarm systems • burglar alarm systems • street lighting and electric signals • runway lighting • solar panels on buildings • energy storage systems
- Installation of electric chargers for electric vehicles.
- Connection of electronic devices and household appliances, including skirting board heating.
What 43.21 excludes
- Laying of distribution lines for electricity and telecommunications, see 4222
- Construction of solar panel and wind farms, see 4222
- Construction of stations for the distribution of electricity (e.g. for electric vehicles), see 4222
- Installation of lightning rods, see 4324
- Monitoring and remote monitoring of electronic security systems (e.g. anti-burglary systems and fire alarm equipment, including their installation and maintenance), see 8009
43.21 in other systems
ANZSICAustralia · New Zealand
- 3232 Electrical Services approximate via ISIC 4321
- 3234 Fire and Security Alarm Installation Services approximate via ISIC 4321
- 3239 Other Building Installation Services approximate via ISIC 4340
- 3233 Air Conditioning and Heating Services approximate via ISIC 4340
- 3224 Structural Steel Erection Services approximate via ISIC 4340
- 3291 Landscape Construction Services approximate via ISIC 4340
- 3109 Other Heavy and Civil Engineering Construction approximate via ISIC 4340
- 3212 Site Preparation Services approximate via ISIC 4340
ATECOItaly
- 43.21 Electrical installation exact via ISIC 43.21
- 43.21.01 Installation of lighting and photovoltaic systems on buildings approximate via ISIC 4321
- 43.21.02 Installation of telecommunication wiring and other similar systems approximate via ISIC 4321
- 43.21.03 Installation of street lighting and airport runway lighting approximate via ISIC 4321
- 43.21.04 Installation of electrical signs and decorative lights approximate via ISIC 4321
- 43.21.05 Installation of electrical votive and cemetery lighting systems approximate via ISIC 4321
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
CLANAEArgentina
- 43.21 Installation, execution and maintenance of electrical installations approximate via ISIC 4321
- 43.91 Rental of construction or demolition equipment with operators approximate via ISIC 4340
- 43.30 Building completion approximate via ISIC 4340
- 43.99 Specialized construction activities n.e.c. approximate via ISIC 4340
- 43.22 Gas, water, sanitary and air conditioning installations, with their related appliances approximate via ISIC 4340
- 43.29 Building and civil engineering installations n.e.c. approximate via ISIC 4340
- 43.11 Demolition and blasting of buildings and their parts approximate via ISIC 4340
- 43.12 Earthmoving and site preparation for construction; drilling and sounding approximate via ISIC 4340
CNAE BrazilBrazil
- 43.21-5 Electrical installations approximate via ISIC 4321
- 4321-5/00 Electrical installation and maintenance inferred via ISIC 4321
- 4391-6/00 Foundation works inferred via ISIC 4321
- 4399-1/01 Construction management inferred via ISIC 4321
- 4399-1/04 Services for the operation and supply of equipment for transporting and lifting cargo and people for use in construction projects inferred via ISIC 4321
- 4399-1/05 Drilling and construction of water wells inferred via ISIC 4321
- 4399-1/99 Specialized construction services not specified previously inferred via ISIC 4321
- 4399-1/02 Assembly and disassembly of scaffolding and other temporary structures inferred via ISIC 4321
CNAESpain
- 43.21 Electrical installations exact via ISIC 43.21
- 43.32 Carpentry installation approximate via ISIC 4340
- 43.22 Plumbing, installation of heating and air conditioning systems approximate via ISIC 4340
- 43.31 Revocation approximate via ISIC 4340
- 43.12 Land preparation approximate via ISIC 4340
- 43.11 Demolition approximate via ISIC 4340
- 43.34 Painting and glazing approximate via ISIC 4340
- 43.33 Floor and wall coverings approximate via ISIC 4340
HSICHong Kong
- 4311 Demolition approximate via ISIC 4340
- 4312 Site preparation approximate via ISIC 4340
- 432199 Combined and other installation and maintenance of electrical and mechanical equipment inferred via ISIC 4321
- 432901 Lift and escalator, installation and maintenance inferred via ISIC 4321
- 439913 Window installation and glass glazing inferred via ISIC 4321
- 432106 Telecommunications equipment, installation and maintenance inferred via ISIC 4321
- 432101 Electrical wiring and fitting inferred via ISIC 4321
- 432204 Gas fitting, installation and maintenance inferred via ISIC 4321
ICNEAChina
- 4910 Electrical installation approximate via ISIC 4321
- 4920 Plumbing and equipment installation approximate via ISIC 4340
- 4991 Installation of stadium facilities approximate via ISIC 4340
- 5012 Residential decoration and decoration approximate via ISIC 4340
- 5013 Building curtain wall decoration and decoration approximate via ISIC 4340
- 5030 Provide construction equipment services approximate via ISIC 4340
- 5022 Venue preparation activities approximate via ISIC 4340
- 5011 Decoration and decoration of public buildings approximate via ISIC 4340
ISICUnited Nations (global)
- 4321 Electrical installation exact via ISIC 43.21
- 4340 Intermediation service activities for specialized construction services approximate via ISIC 43.21
JSICJapan
- 0812 Electrical cable-wiring work approximate via ISIC 4340
- 0822 Cable tv broadcasting equipment installation work approximate via ISIC 4340
- 0832 Air conditioning and heating equipment installation work approximate via ISIC 4340
- 0811 General electric work approximate via ISIC 4321
- 0823 Electrical signal system work approximate via ISIC 4321
- 0821 Telecommunication work, except cable tv broadcasting equipment installation work approximate via ISIC 4321
- 0611 General civil engineering work and building work approximate via ISIC 4340
- 0711 Carpentry work, except form work approximate via ISIC 4340
KBLIIndonesia
- 4321 Electrical System Installation exact via ISIC 4321
- 43211 Electrical Network Installation approximate via ISIC 4321
- 43213 Electronic System Installation approximate via ISIC 4321
- 43216 Installation of Electric-Based Road Equipment approximate via ISIC 4321
- 43212 Telecommunication Network Installation approximate via ISIC 4321
- 43215 Installation of Railway Signaling and Telecommunication Systems approximate via ISIC 4321
- 43214 Installation of Sea, River, and Air Navigation Systems approximate via ISIC 4321
- 43400 Special Construction Intermediation Services approximate via ISIC 4340
KSICSouth Korea
- 42203 Installation of lifting equipment approximate via ISIC 4340
- 42205 Fire fighting installation approximate via ISIC 4340
- 42110 Wrecking and demolition of buildings and other structures approximate via ISIC 4340
- 42121 Earth works approximate via ISIC 4340
- 42122 Boring, grouting and water well drilling works approximate via ISIC 4340
- 42123 Pile driving and related construction of foundation works approximate via ISIC 4340
- 42129 Other site preparation and related construction approximate via ISIC 4340
- 42131 Steel frame works approximate via ISIC 4340
MSICMalaysia
- 4321 Electrical installation exact via ISIC 4321
- 43217 Installation of electrical chargers approximate via ISIC 4321
- 43211 Electrical wiring and fittings approximate via ISIC 4321
- 43218 Installation of photovoltaic systems on buildings approximate via ISIC 4321
- 43212 Telecommunications wiring approximate via ISIC 4321
- 43400 Intermediation service activities for specialised Construction services approximate via ISIC 4340
- 43213 Computer network and cable television wiring approximate via ISIC 4321
- 43214 Satellite dishes approximate via ISIC 4321
NACEEuropean Union
- 43.21 Electrical installation exact
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 43.12 Site preparation approximate via ISIC 4340
- 43.11 Demolition approximate via ISIC 4340
- 43.34 Painting and glazing approximate via ISIC 4340
- 43.33 Floor and wall covering approximate via ISIC 4340
- 43.13 Test drilling and boring approximate via ISIC 4340
NACE-BELBelgium
- 43.21 Electrical installation exact via ISIC 43.21
- 43.211 General work of electrical installation approximate via ISIC 4321
- 43.212 General work of electrical installation in industrial plants approximate via ISIC 4321
- 43.213 Installation of durable electrical installations approximate via ISIC 4321
- 43.214 Installation of electronic security systems approximate via ISIC 4321
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 43.12 Site preparation approximate via ISIC 4340
NAFFrance
- 43.21 Electrical Installation exact via ISIC 43.21
- 43.21G Electrical installation work in all local approximate via ISIC 4321
- 43.21H Electrical installation work on the way approximate via ISIC 4321
- 43.22 Plumbing and heating installation and air conditioning approximate via ISIC 4340
- 43.12 Work site preparation approximate via ISIC 4340
- 43.11 Demolition approximate via ISIC 4340
- 43.33 The work of construction of floors and walls approximate via ISIC 4340
- 43.13 Test drilling and boring approximate via ISIC 4340
NAICSUnited States
- 238210 Electrical Contractors and Other Wiring Installation Contractors approximate via ISIC 4321
- 238310 Drywall and Insulation Contractors approximate via ISIC 4340
- 237310 Highway, Street, and Bridge Construction approximate via ISIC 4340
- 238220 Plumbing, Heating, and Air-Conditioning Contractors approximate via ISIC 4340
- 213113 Support Activities for Coal Mining approximate via ISIC 4340
- 213114 Support Activities for Metal Mining approximate via ISIC 4340
- 213115 Support Activities for Nonmetallic Minerals (except Fuels) Mining approximate via ISIC 4340
- 236210 Industrial Building Construction approximate via ISIC 4340
NAICS CanadaCanada
- 238210 Electrical contractors and other wiring installation contractors approximate via ISIC 4321
- 238310 Drywall and insulation contractors approximate via ISIC 4340
- 238220 Plumbing, heating and air-conditioning contractors approximate via ISIC 4340
- 238910 Site preparation contractors approximate via ISIC 4340
- 237310 Highway, street and bridge construction approximate via ISIC 4340
- 238170 Siding contractors approximate via ISIC 4340
- 238160 Roofing contractors approximate via ISIC 4340
- 238330 Flooring contractors approximate via ISIC 4340
NICIndia
- 4321 Electrical installation exact via ISIC 4321
- 432101 Installation, repair and maintenance of electrical wiring and fittings approximate via ISIC 4321
- 432102 Installation, repair and maintenance of telecommunications wiring including computer network and cable television wiring, including fiber optic approximate via ISIC 4321
- 432103 Installation, repair and maintenance of radar infrastructure approximate via ISIC 4321
- 432104 Installation, repair and maintenance of lighting systems (including street lighting and airport runway lighting) approximate via ISIC 4321
- 432105 Installation, repair and maintenance of fire alarm system and burgler alarm system approximate via ISIC 4321
- 432106 Installation, repair and maintenance of power storage systems and electric charging stations for electric vehicles approximate via ISIC 4321
- 432107 Installation, repair and maintenance of solar systems on buildings approximate via ISIC 4321
NOGASwitzerland
- 4321 Electrical installation exact via ISIC 43.21
- 432100 Electrical installation approximate via ISIC 4321
- 4323 Installation of insulation approximate via ISIC 4340
- 4332 Joinery installation approximate via ISIC 4340
- 4322 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 4312 Site preparation approximate via ISIC 4340
- 4350 Specialised construction activities in civil engineering approximate via ISIC 4340
- 4311 Demolition approximate via ISIC 4340
OKVED 2Russia
- 43.21 Production of electrical installation works approximate via ISIC 4340
- 43.22 Plumbing works, installation of heating and air conditioning systems approximate via ISIC 4340
- 43.33 Work on installing floor coverings and wall cladding approximate via ISIC 4340
- 43.29 Production of other construction and installation works approximate via ISIC 4340
- 43.34 Production of painting and glazing works approximate via ISIC 4340
- 43.31 Production of plastering works approximate via ISIC 4340
- 43.12 Preparing the construction site approximate via ISIC 4340
- 43.99 Other specialized construction work not included in other groups approximate via ISIC 4340
PKDPoland
- 43.21 Carrying out electrical installations exact via ISIC 43.21
- 43.21.Z Carrying out electrical installations approximate via ISIC 4321
- 43.22 Installation of water, sewage, heating and air conditioning systems approximate via ISIC 4340
- 43.32 Installing construction joinery approximate via ISIC 4340
- 43.11 Demolition and demolition of buildings approximate via ISIC 4340
- 43.12 Preparing the site for construction approximate via ISIC 4340
- 43.13 Excavation and geological engineering drilling approximate via ISIC 4340
- 43.31 Plastering approximate via ISIC 4340
SCIANMexico
- 238210 Electrical installations in buildings approximate via ISIC 4321
- 238340 Installation of ceramic and tile flooring approximate via ISIC 4340
- 238330 Installation of flexible and wooden flooring approximate via ISIC 4340
- 238110 Foundation work approximate via ISIC 4340
- 238910 Land preparation for construction approximate via ISIC 4340
- 238350 Carpentry work performed at the construction site approximate via ISIC 4340
- 238290 Other facilities and equipment in buildings approximate via ISIC 4321
- 238990 Other specialized construction jobs approximate via ISIC 4340
SICUnited States (legacy)
- 1731 Electrical Work approximate via ISIC 4340
- 1751 Carpentry Work approximate via ISIC 4340
- 1793 Glass and Glazing Work approximate via ISIC 4340
- 1741 Masonry and Other Stonework approximate via ISIC 4340
- 1796 Installing Building Equipment approximate via ISIC 4321
- 1711 Plumbing, Heating, Air-Conditioning approximate via ISIC 4321
- 1761 Roofing, Siding, and Sheetmetal Work approximate via ISIC 4340
- 1771 Concrete Work approximate via ISIC 4340
SNISweden
- 43.21 Electrical installation exact via ISIC 43.21
- 43.210 Electrical installation approximate via ISIC 4321
- 43.23 Installation of insulation approximate via ISIC 4340
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 43.12 Site preparation approximate via ISIC 4340
- 43.50 Specialised construction activities in civil engineering approximate via ISIC 4340
- 43.11 Demolition approximate via ISIC 4340
SSICSingapore
- 4321 Electrical Installation exact via ISIC 4321
- 43210 Electrical works approximate via ISIC 4321
- 43907 Production of Prefabricated Prefinished Volumetric Construction (PPVC) modules inferred via ISIC 4321
- 43909 Other specialised construction activities n.e.c. inferred via ISIC 4321
- 43901 Foundation works; micropiling, conventional piling and underpinning inferred via ISIC 4321
- 43904 Production of pre-cast components inferred via ISIC 4321
- 43906 Sandblasting/shotblasting works (except ships) inferred via ISIC 4321
- 43902 Brick laying, stone setting and cement works inferred via ISIC 4321
TSICThailand
- 4321 Electrical system installation approximate via ISIC 4321
- 4322 Installation of plumbing, heating, and air conditioning systems. approximate via ISIC 4340
- 4311 Demolition approximate via ISIC 4340
- 4312 Preparing the construction site. approximate via ISIC 4340
- 4330 Completing the building's decoration. approximate via ISIC 4340
- 4329 Installation of other structures. approximate via ISIC 4340
- 4390 Other specialized construction activities. approximate via ISIC 4340
- 43210 Electrical system installation inferred via ISIC 4321
UK SICUnited Kingdom
- 43.21 Electrical installation exact via ISIC 43.21
- 43.211 Installation of electric vehicle charging facilities approximate via ISIC 4321
- 43.212 Installation of power storage systems approximate via ISIC 4321
- 43.213 Installation of solar panels approximate via ISIC 4321
- 43.219 Other electrical installation approximate via ISIC 4321
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 43.12 Site preparation approximate via ISIC 4340
WZGermany
- 43.21 Electrical installation exact via ISIC 43.21
- 43.21.0 Electrical installation approximate via ISIC 4321
- 43.23 Installation of insulation approximate via ISIC 4340
- 43.32 Joinery installation approximate via ISIC 4340
- 43.22 Plumbing, heat and air-conditioning installation approximate via ISIC 4340
- 43.12 Site preparation approximate via ISIC 4340
- 43.50 Specialised construction activities in civil engineering approximate via ISIC 4340
- 43.11 Demolition approximate via ISIC 4340
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