| OKVED code | Type | Name of activity type |
|---|
| 35.30.2 | Core activity | District heating plant with heat produced by other suppliers for distribution |
| 16.10 | Additional activity | Sawmilling and planing of wood |
| 16.10.9 | Additional activity | Provision of impregnated wood |
| All types of activities |
| 16.21 | Additional activity | Production of veneer, plywood, wood boards and panels |
| 16.23 | Additional activity | Manufacture of other builders' carpentry and joinery |
| 16.29.1 | Additional activity | Manufacture of articles of wood (except manufacture of furniture) |
| 35.30.14 | Additional activity | Production of steam and hot water (heat power) by boiler |
| 35.30.3 | Additional activity | Heat produced by cogeneration other suppliers for distribution |
| 35.30.4 | Additional activity | Heat through district heating plant with no other suppliers for distribution |
| 35.30.5 | Additional activity | Heat distribution without generating |
| 36.00.1 | Additional activity | Distribution of water for drinking and industrial needs |
| 36.00.2 | Additional activity | Distribution of water for drinking and industrial needs |
| 37.00 | Additional activity | The collection and treatment of waste water |
| 38.1 | Additional activity | Operation of sewage |
| 38.2 | Additional activity | Collection of hazardous waste, 3812 |
| 41.20 | Additional activity | Construction of buildings |
| 42.11 | Additional activity | Construction of roads and motorways |
| 42.21 | Additional activity | Construction engineering services for water supply and drainage, gas |
| 42.22.2 | Additional activity | Pipeline, road construction, well construction and sewage treatment plant construction 4220 |
| 42.91 | Additional activity | Construction of water projects |
| 42.99 | Additional activity | Hydraulic |
| 43.11 | Additional activity | Demolition of buildings |
| 43.12.3 | Additional activity | Excavation/Dredging |
| 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 |
| 43.31 | Additional activity | Plastering works |
| 43.32 | Additional activity | Joinery and carpentry |
| 43.33 | Additional activity | Works on laying of flooring and wall covering |
| 43.34 | Additional activity | Tiling |
| 43.39 | Additional activity | Other construction installation |
| 43.91 | Additional activity | Roofing and Construction Plumber |
| 43.99 | Additional activity | Other specialized construction activities |
| 43.99.1 | Additional activity | Scaffolding construction |
| 46.49 | Additional activity | Wholesale of other household and consumer goods |
| 46.73 | Additional activity | Wholesale trade of wood, construction materials and sanitary equipment |
| 46.90 | Additional activity | Nonspecialised wholesale trade |
| 49.41.2 | Additional activity | Transportation of goods by non-specialized vehicles |
| 52.10.21 | Additional activity | Storage and warehousing of oil and products of its processing |
| 68.20.2 | Additional activity | Renting and operating of own or leased commercial properties and non- residential buildings |
| 68.31 | Additional activity | Procurement of land, buildings and homes for others |
| 68.32 | Additional activity | Management of land, buildings and homes for others |
| 68.32.1 | Additional activity | Management of residential land, residential buildings and apartments for third parties |
| 71.1 | Additional activity | Architectural and engineering activities and related technical consultancy |
| 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 |
| 71.20.1 | Additional activity | Technical testing and analysis |
| 71.20.3 | Additional activity | Chemical analysis and advice |
| 77.32 | Additional activity | Renting and leasing of construction machinery and equipment |
| 77.33 | Additional activity | Renting and leasing of office machinery and equipment, including computers |
| 77.39.2 | Additional activity | Rental of land vehicles (except pow.) And transport equipment without drivers, of pallets, shipping containers |
| 81.29.9 | Additional activity | Other cleaning activities |