Global (UN) - United Nations Statistics Division
International Standard Industrial Classification of All Economic Activities, Rev.4
766 codes across 21 top-level sections. Click any sector below to see its full definition, subcategories, and crosswalks to other classification systems.
Version: Rev 4Official source
Top-level sections
- AAgriculture, forestry and fishing
- BMining and quarrying
- CManufacturing
- DElectricity, gas, steam and air conditioning supply
- EWater supply; sewerage, waste management and remediation activities
- FConstruction
- GWholesale and retail trade; repair of motor vehicles and motorcycles
- HTransportation and storage
- IAccommodation and food service activities
- JInformation and communication
- KFinancial and insurance activities
- LReal estate activities
- MProfessional, scientific and technical activities
- NAdministrative and support service activities
- OPublic administration and defence; compulsory social security
- PEducation
- QHuman health and social work activities
- RArts, entertainment and recreation
- SOther service activities
- TActivities of households as employers; undifferentiated goods- and services-producing activities of households for own use
- UActivities of extraterritorial organizations and bodies
Compare with other systems
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