UK SIC codes by section
When you register a company or file a confirmation statement, Companies House asks for at least one SIC code describing what the company does. These are the 731 codes on its condensed list, grouped by section.
- Section AAgriculture, forestry and fishing40 codes
- Section BMining and quarrying16 codes
- Section CManufacturing259 codes
- Section DElectricity, gas, steam and air conditioning supply8 codes
- Section EWater supply; sewerage, waste management and remediation activities9 codes
- Section FConstruction25 codes
- Section GWholesale and retail trade; repair of motor vehicles and motorcycles103 codes
- Section HTransportation and storage33 codes
- Section IAccommodation and food service activities13 codes
- Section JInformation and communication32 codes
- Section KFinancial and insurance activities34 codes
- Section LReal estate activities6 codes
- Section MProfessional, scientific and technical activities33 codes
- Section NAdministrative and support service activities44 codes
- Section OPublic administration and defence; compulsory social security9 codes
- Section PEducation12 codes
- Section QHuman health and social work activities13 codes
- Section RArts, entertainment and recreation17 codes
- Section SOther service activities19 codes
- Section TActivities of households as employers; undifferentiated goods-and services-producing activities of households for own use4 codes
- Section UActivities of extraterritorial organisations and bodies2 codes
SIC 2007 and SIC 2026
The Office for National Statistics finalised a new edition, UK SIC 2026, in 2026. Companies House still uses the SIC 2007 list, so file with a 2007 code. Each code page shows the SIC 2026 code it maps to, so you know what will change.
Data last changed November 14, 2026. Sources: Companies House condensed SIC list, ONS UK SIC 2007 structure.