| OKVED code | Type | Name of activity type |
|---|
| 35.30 | Core activity | Production, transmission and distribution of steam and hot water; air conditioning |
| 18.1 | Additional activity | Printing and service activities related to printing |
| 35.14 | Additional activity | Electricity Trade |
| All types of activities |
| 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 |
| 36.00 | Additional activity | Abstraction, treatment and distribution of water |
| 41.2 | Additional activity | Construction of residential and non-residential buildings |
| 41.20 | Additional activity | Construction of buildings |
| 42.11 | Additional activity | Construction of roads and motorways |
| 42.12 | Additional activity | Construction of railways and underground railways |
| 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 |
| 42.99 | Additional activity | Hydraulic |
| 43.2 | Additional activity | Manufacture of electrical, plumbing and other construction installation works |
| 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 |
| 43.3 | Additional activity | Other construction installation |
| 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 |
| 43.34.1 | Additional activity | Painting and varnishing trade |
| 43.34.2 | Additional activity | Remove rust and corrosion protection |
| 43.91 | Additional activity | Roofing and Construction Plumber |
| 43.99.1 | Additional activity | Scaffolding construction |
| 43.99.4 | Additional activity | Stair company |
| 43.99.5 | Additional activity | installation of structural steel works |
| 43.99.6 | Additional activity | Prefab house and prefabricated construction - manufacturers |
| 43.99.7 | Additional activity | Seal against water and moisture |
| 46.73 | Additional activity | Wholesale trade of wood, construction materials and sanitary equipment |
| 46.9 | Additional activity | Wholesale trade in specialized stores |
| 47.52.7 | Additional activity | Retail trade of construction materials not included in other categories, in specialized stores |
| 52.10 | Additional activity | Activity Warehousing and storage |
| 52.21.2 | Additional activity | Activities auxiliary relating to road transport |
| 56.29 | Additional activity | Activities catering for other types of catering |
| 62.01 | Additional activity | Computer programming, consultancy and related activities |
| 62.02 | Additional activity | Activities and advisory work in the field of computer technology |
| 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 |
| 68.32.2 | Additional activity | Management of commercial real estate and non-residential buildings for third parties |
| 69.20 | Additional activity | Auditing and tax consulting, bookkeeping |
| 71.1 | Additional activity | Architectural and engineering activities and related technical consultancy |
| 71.11 | Additional activity | Architectural activities |
| 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 |
| 73.11 | Additional activity | Activities of advertising agencies |
| 77.22 | Additional activity | Rental of video cassettes and audio cassettes, records, compact discs (CD), digital video disc (DVD) |