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List of industrial sectors with code for relevant EI activities.
| Industrial sectors | Enterprise codes |
|---|---|
| Agriculture, forest, hunting, fishing | 11 |
| Mining, quarry, oil and gas extract | 21 |
| Utilities | 22 |
| Construction | 23 |
| Manufacturing | 31–33 |
| Wholesale trading | 41 |
| Retailing | 44–45 |
| Transportation &Warehouse | 48–49 |
| IT & cultural sectors | 51 |
| Finance(bank) | 52 |
| Real-estate | 53 |
| Academic, professional services | 54 |
| Enterprise management | 55 |
| Administration | 56 |
