| OKVED code | Type | Name of activity type |
|---|
| 35.12 | Core activity | Electricity transmission and technological connection to distribution network |
| 27.11 | Additional activity | Manufacture of electric motors, generators and transformers |
| 27.40 | Additional activity | Manufacture of electric lamps and lighting equipment |
| All types of activities |
| 27.90 | Additional activity | Manufacture of other electrical equipment |
| 33.11 | Additional activity | Repair of fabricated metal products |
| 33.12 | Additional activity | Repair of fabricated metal products, machinery and equipment |
| 33.14 | Additional activity | Repair of electrical equipment |
| 33.15 | Additional activity | Repair and maintenance of ships and boats |
| 33.20 | Additional activity | Installation of industrial machinery and equipment |
| 35.11 | Additional activity | Electric power generation, transmission and distribution |
| 35.11.4 | Additional activity | Electricity generation from thermal power with other suppliers for distribution |
| 35.13 | Additional activity | electricity distribution |
| 35.14 | Additional activity | Electricity Trade |
| 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 | Additional activity | Construction of utility projects for electricity and telecommunications |
| 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 |
| 43.34 | Additional activity | Tiling |
| 43.99.2 | Additional activity | Erection of chimneys and industrial ovens |
| 46.13.2 | Additional activity | Activities in wholesale trading of construction materials agents |
| 46.14.9 | Additional activity | Activity of agents in wholesale trade of other types of machines and industrial equipment |
| 46.15.3 | Additional activity | Activity of agents in wholesale trade of electrical and household wiring accessories |
| 46.15.4 | Additional activity | Activity of agents in wholesale trade of radio and television equipment, technical information carriers |
| 46.15.9 | Additional activity | Involved in the sale of other household goods agents, not included in other categories |
| 46.18.9 | Additional activity | Agents of goods in wholesale trade, not included in other categories |
| 46.43 | Additional activity | Wholesale of photographic and optical goods, electrical household appliances and consumer electronics |
| 46.47 | Additional activity | Wholesale trade of furniture, carpets and lighting equipment |
| 46.52 | Additional activity | Wholesale trade of electronic and telecommunications equipment and spare parts |
| 46.69 | Additional activity | Wholesale of other machinery and equipment |
| 46.74.2 | Additional activity | Wholesale of plumbing and gas, water and heating |
| 46.90 | Additional activity | Nonspecialised wholesale trade |
| 47.52.7 | Additional activity | Retail trade of construction materials not included in other categories, in specialized stores |
| 47.59.3 | Additional activity | Trade retail lighting equipment in specialized stores |
| 47.91.2 | Additional activity | Retailing, carried out directly by means of information and communication on the Internet |
| 52.10 | Additional activity | Activity Warehousing and storage |
| 52.29 | Additional activity | Service activities incidental to land transportation |
| 61.10 | Additional activity | Television broadcasting corporations |
| 68.10 | Additional activity | Buying and selling of own real estate, buildings and dwellings |
| 68.20 | Additional activity | Renting and operating of own or leased land, buildings and dwellings |
| 68.31 | Additional activity | Procurement of land, buildings and homes for others |
| 71.12.2 | Additional activity | Engineering firms for technical planning and engineering design |
| 73.11 | Additional activity | Activities of advertising agencies |
| 74.10 | Additional activity | Activities specialized in design |
| 74.20 | Additional activity | Interior Design and Interior Design |
| 80.20 | Additional activity | Activities security systems |
| 81.30 | Additional activity | Gardening and landscaping and provision of other horticultural services |