| OKVED code | Type | Name of activity type |
|---|
| 43.2 | Core activity | Manufacture of electrical, plumbing and other construction installation works |
| 24.20 | Additional activity | Production of steel pipes, hollow profiles and fittings |
| 24.3 | Additional activity | Manufacture of other products of first processing of steel |
| All types of activities |
| 24.4 | Additional activity | Manufacture of basic precious and other nonferrous metals |
| 24.51 | Additional activity | Castings iron |
| 25.1 | Additional activity | Manufacture of fabricated metal products, except machinery and equipment |
| 25.2 | Additional activity | Manufacture of tanks, reservoirs and containers of metal |
| 25.30 | Additional activity | Manufacture of steam generators, except central heating boilers |
| 25.99 | Additional activity | Manufacture of other tools |
| 26.11 | Additional activity | Manufacture of prepared feeds for farm animals |
| 26.30 | Additional activity | Manufacture of communication equipment |
| 27.11 | Additional activity | Manufacture of electric motors, generators and transformers |
| 27.12 | Additional activity | Manufacture of electricity distribution and control apparatus |
| 27.20 | Additional activity | Production of electric batteries and storage batteries |
| 27.32 | Additional activity | Manufacture of wires and cables for electrical and electronic equipment |
| 27.40 | Additional activity | Manufacture of electric lamps and lighting equipment |
| 27.9 | Additional activity | Manufacture of other electrical equipment nec |
| 28.1 | Additional activity | Manufacture of machinery and equipment n.e.c. |
| 28.2 | Additional activity | anufacture of other general purpose machinery |
| 28.3 | Additional activity | Manufacture of machinery and equipment for agriculture and forestry |
| 28.4 | Additional activity | Manufacture of metal forming machinery and machine tools |
| 28.9 | Additional activity | Manufacture of machinery for other specific industries |
| 33.12 | Additional activity | Repair of fabricated metal products, machinery and equipment |
| 33.13 | Additional activity | Repair of electronic and optical equipment |
| 33.14 | Additional activity | Repair of electrical equipment |
| 33.20 | Additional activity | Installation of industrial machinery and equipment |
| 35.11 | Additional activity | Electric power generation, transmission and distribution |
| 35.13 | Additional activity | electricity distribution |
| 38.32.2 | Additional activity | Other recycling of waste and scrap of iron or steel |
| 38.32.3 | Additional activity | Recycling of waste and scrap of glass |
| 38.32.4 | Additional activity | Recycling of waste and scrap of plastics |
| 41.20 | Additional activity | Construction of buildings |
| 43.21 | Additional activity | Building installation |
| 43.22 | Additional activity | Production of sanitary-engineering works, installation of heating systems and air conditioning systems |
| 43.29 | Additional activity | Gas Heater production |
| 43.99.1 | Additional activity | Scaffolding construction |
| 46.1 | Additional activity | Commercial mediation of all kinds |
| 46.6 | Additional activity | Wholesale of other machinery, equipment and supplies |
| 46.72 | Additional activity | Wholesale of metals and metal ores |
| 46.73 | Additional activity | Wholesale trade of wood, construction materials and sanitary equipment |
| 46.74 | Additional activity | Wholesale of hardware, plumbing and heating equipment and supplies |
| 46.77 | Additional activity | Wholesale trade of waste and scrap |
| 47.52 | Additional activity | Retail sale of hardware, paints and glass in specialised stores |
| 47.7 | Additional activity | Retail sale of other goods in specialised stores |
| 47.9 | Additional activity | Retail trade not in stores, stalls or markets |
| 71.1 | Additional activity | Architectural and engineering activities and related technical consultancy |
| 71.12.45 | Additional activity | Civil engineers and offices |
| 71.12.5 | Additional activity | Activities in the field of hydrometeorology and related areas, environmental monitoring, pollution |
| 71.12.6 | Additional activity | Activities in the field of technical regulation, standardization, metrology, accreditation, product cataloging |