UK SIC 2007 code in Section F: Construction
43210 Electrical installation
SIC 43210 is the UK code for electrical installation. Companies House accepts it when you register a company or file a confirmation statement.
- Code
- 43210 (UK SIC 2007, Companies House list)
- Section
- Section F: Construction
- Division
- 43 Specialised construction activities
- SIC 2026
- 43.21 Electrical installation (1:1)
- Closest US NAICS
- 237310, 238210, 238290
Activities ONS lists under 43210
The ONS index assigns these 29 activities to this code. If one describes your company, this is the code to use.
- Aerial erection (domestic)
- Connecting of electric appliances and household equipment, including baseboard heating
- Electrical contractor (construction)
- Electrical installation for exhibition stands
- Electrical wiring of buildings
- Installation of aerials and residential antennas
- Installation of airport runway lighting
- Installation of burglar alarm systems
- Installation of cables
- Installation of computer network cabling and other telecommunications system cables
- Installation of electric solar energy collectors
- Installation of electrical systems in cable television wiring, including fibre optic
- Installation of electrical systems in computer network, including fibre optic
- Installation of electrical wiring and fittings
- Installation of fire alarms
- Installation of illuminated road signs and street furniture
- Installation of illumination and signalling systems for roads, railways, airports and harbours
- Installation of intertellecommunications wiring
- Installation of lighting systems
- Installation of office switchboards and telephone lines
- Installation of outdoor transformer and other outdoor electrical distribution apparatus
- Installation of roadway traffic monitoring and guidance equipment
- Installation of satellite dishes
- Installation of security alarms
- Installation of street lighting and electrical signals
- Installation of telecommunications wiring systems
- Installation of telephone lines
- Local authority street lighting
- Sign (electric) erection and maintenance
Source: ONS UK SIC 2007 alphabetical index.
Businesses that use this code
What changes in SIC 2026
ONS published UK SIC 2026 in 2026. Its correspondence table maps this code's class (43.21) to:
| SIC 2026 code | Heading | Link type |
|---|---|---|
| 43.21 | Electrical installation | 1:1 |
"1:1" means the class carries over unchanged in scope; other link types mean it was split or merged. Companies House still uses SIC 2007, so keep filing with 43210 until it announces a switch.
Closest US NAICS codes
Matched through the shared international class (ISIC Rev. 4). Treat these as a starting point and read the definition before using one.
Similar codes to compare
Data last changed November 14, 2026. Source: Companies House condensed SIC list. How this page is built.