| OKVED code | Type | Name of activity type |
|---|
| 35.30.4 | Core activity | Heat through district heating plant with no other suppliers for distribution |
| 33.12 | Additional activity | Repair of fabricated metal products, machinery and equipment |
| 33.14 | Additional activity | Repair of electrical equipment |
| All types of activities |
| 33.20 | Additional activity | Installation of industrial machinery and equipment |
| 35.11 | Additional activity | Electric power generation, transmission and distribution |
| 35.11.1 | Additional activity | Production of electricity |
| 35.11.4 | Additional activity | Electricity generation from thermal power with other suppliers for distribution |
| 35.12 | Additional activity | Electricity transmission and technological connection to distribution network |
| 35.13 | Additional activity | electricity distribution |
| 35.14 | Additional activity | Electricity Trade |
| 35.30 | Additional activity | Production, transmission and distribution of steam and hot water; air conditioning |
| 35.30.1 | Additional activity | Cogeneration plant with heat produced by other suppliers for distribution |
| 35.30.13 | Additional activity | Production of steam and hot water (thermal energy) of other power plants and industrial power stations |
| 35.30.14 | Additional activity | Production of steam and hot water (heat power) by boiler |
| 35.30.15 | Additional activity | Manufacture of ice or chilled water (natural water) for cooling |
| 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 |
| 35.30.5 | Additional activity | Heat distribution without generating |
| 43.21 | Additional activity | Building installation |
| 43.22 | Additional activity | Production of sanitary-engineering works, installation of heating systems and air conditioning systems |
| 46.13.2 | Additional activity | Activities in wholesale trading of construction materials agents |
| 46.14 | Additional activity | Activity in wholesale trading of machinery, industrial equipment, ships and aircraft |
| 46.15.3 | Additional activity | Activity of agents in wholesale trade of electrical and household wiring accessories |
| 46.43 | Additional activity | Wholesale of photographic and optical goods, electrical household appliances and consumer electronics |
| 46.43.1 | Additional activity | Wholesale of photographic and optical goods |
| 46.61 | Additional activity | Wholesale of electronic and communication equipment and related parts |
| 46.63 | Additional activity | Wholesale trade of machinery for mining, quarrying and construction |
| 46.69 | Additional activity | Wholesale of other machinery and equipment |
| 46.73 | Additional activity | Wholesale trade of wood, construction materials and sanitary equipment |
| 46.73.3 | Additional activity | Wholesale of other intermediate products of wood and wooden building components |
| 46.73.4 | Additional activity | Wholesale of building materials and components from mineral substances |
| 46.73.5 | Additional activity | Wholesale of flat glass |
| 46.73.6 | Additional activity | Wholesale of paints |
| 46.74 | Additional activity | Wholesale of hardware, plumbing and heating equipment and supplies |
| 46.74.2 | Additional activity | Wholesale of plumbing and gas, water and heating |
| 47.11 | Additional activity | Retail sale in nonspecialised stores with food, beverages or tobacco predominating |
| 47.51 | Additional activity | Retailing of textile goods in specialized stores |
| 47.52 | Additional activity | Retail sale of hardware, paints and glass in specialised stores |
| 47.52.5 | Additional activity | Retail trade of sanitary equipment in specialized stores |
| 47.59.9 | Additional activity | Retail trade of household articles and devices not included in other groupings in specialized stores |
| 47.71 | Additional activity | Retail trade of clothing in specialised stores |
| 47.78.6 | Additional activity | Household retail trade of liquid home fuel, bottled gas, coal, wood fuel, fuel peat in specialized stores |
| 47.79 | Additional activity | Retail sale of antiques and antique rugs |
| 47.81 | Additional activity | Retail trade in non-stationary trading facilities and markets of food, beverages and tobacco products |
| 47.91 | Additional activity | Mail order and Internet retailers |
| 47.91.2 | Additional activity | Retailing, carried out directly by means of information and communication on the Internet |
| 47.91.3 | Additional activity | Retail trade through the Internet auctions |
| 47.91.4 | Additional activity | Retail trade carried out directly through television, radio, phone |
| 77.31 | Additional activity | Renting of agricultural machinery and equipment |
| 77.39 | Additional activity | Renting and leasing of air transport equipment |
| 95.12 | Additional activity | Repair of communication equipment |
| 95.21 | Additional activity | Repair of electronic appliances |