| OKVED code | Type | Name of activity type |
|---|
| 35.30 | Core activity | Production, transmission and distribution of steam and hot water; air conditioning |
| 16.23 | Additional activity | Manufacture of other builders' carpentry and joinery |
| 25.21 | Additional activity | Production of radiators and boilers for central heating |
| All types of activities |
| 25.29 | Additional activity | Manufacture of other tanks, reservoirs and containers |
| 25.30.1 | Additional activity | Manufacture of steam generators and their parts |
| 33.12 | Additional activity | Repair of fabricated metal products, machinery and equipment |
| 35.30.1 | Additional activity | Cogeneration plant with heat produced by other suppliers for distribution |
| 35.30.14 | Additional activity | Production of steam and hot water (heat power) by boiler |
| 35.30.2 | Additional activity | District heating plant with heat produced by other suppliers for distribution |
| 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 |
| 41.20 | Additional activity | Construction of buildings |
| 42.21 | Additional activity | Construction engineering services for water supply and drainage, gas |
| 42.22.1 | Additional activity | Construction of long-distance power lines and communication |
| 42.22.2 | Additional activity | Pipeline, road construction, well construction and sewage treatment plant construction 4220 |
| 42.22.3 | Additional activity | Hunting clubs |
| 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 |
| 43.99.1 | Additional activity | Scaffolding construction |
| 45.20 | Additional activity | Maintenance and repair of motorcycles |
| 45.3 | Additional activity | Sale of motor vehicle parts and accessories |
| 45.40 | Additional activity | Trade in motorcycles, parts and accessories; maintenance and repair of motorcycles |
| 46.41 | Additional activity | Wholesale trade of textiles |
| 46.41.2 | Additional activity | Wholesale of home and household textiles |
| 46.71 | Additional activity | Wholesale of solid, liquid and gaseous fuels and related products |
| 46.72 | Additional activity | Wholesale of metals and metal ores |
| 47.11 | Additional activity | Retail sale in nonspecialised stores with food, beverages or tobacco predominating |
| 47.21 | Additional activity | Retail trade of fruit and vegetables in specialized stores |
| 47.22 | Additional activity | Auto Parts retailer and wholesaler |
| 47.23 | Additional activity | Retail trade of fish, crustaceans and molluscs in specialized stores |
| 47.24 | Additional activity | Retail trade of bread and bakery and confectionery in specialized stores |
| 47.51 | Additional activity | Retailing of textile goods in specialized stores |
| 47.59 | Additional activity | Retail trade of furniture, lighting equipment and other household articles in specialized stores |
| 47.71 | Additional activity | Retail trade of clothing in specialised stores |
| 47.72 | Additional activity | Retail sale of footwear and leather goods in specialised stores |
| 47.99 | Additional activity | Other retail sale not in stores, stalls or markets |
| 49.3 | Additional activity | Passenger transport on land (excluding taxis) |
| 49.31 | Additional activity | The activities of land passenger transport: urban and suburban transportation of passengers |
| 52.29 | Additional activity | Service activities incidental to land transportation |
| 64.99.1 | Additional activity | Investment companies and funds of investment companies (excluding money market funds) |
| 68.10.1 | Additional activity | Buying and selling of own residential land, residential buildings and dwellings |
| 68.20 | Additional activity | Renting and operating of own or leased land, buildings and dwellings |
| 71.20 | Additional activity | Technical testing, analysis and certification |
| 74.20 | Additional activity | Interior Design and Interior Design |
| 74.30 | Additional activity | Translation and interpretation activities |