| OKVED code | Type | Name of activity type |
|---|
| 42.11 | Core activity | Construction of roads and motorways |
| 25.1 | Additional activity | Manufacture of fabricated metal products, except machinery and equipment |
| 25.61 | Additional activity | The processing of metals and coating |
| All types of activities |
| 25.62 | Additional activity | Treatment and coating of metals |
| 25.9 | Additional activity | Manufacture of other tools |
| 28.12 | Additional activity | Production of hydraulic and pneumatic power equipment |
| 28.12.1 | Additional activity | Manufacture of hydraulic and pneumatic components and systems |
| 28.2 | Additional activity | anufacture of other general purpose machinery |
| 28.29 | Additional activity | Production of other machines and equipment of common purpose, not included in other categories |
| 28.99.9 | Additional activity | Machinery and equipment for the chemical and allied industries, manufacturing |
| 33.12 | Additional activity | Repair of fabricated metal products, machinery and equipment |
| 41.2 | Additional activity | Construction of residential and non-residential buildings |
| 41.20 | Additional activity | Construction of buildings |
| 42.12 | Additional activity | Construction of railways and underground railways |
| 42.13 | Additional activity | Construction of bridges and tunnels |
| 42.21 | Additional activity | Construction engineering services for water supply and drainage, gas |
| 42.91 | Additional activity | Construction of water projects |
| 42.91.1 | Additional activity | Construction of port facilities |
| 42.91.2 | Additional activity | Construction of hydraulic structures |
| 42.91.4 | Additional activity | Manufacture of bottom cleaning, dredging and shore protection works |
| 42.99 | Additional activity | Hydraulic |
| 43.11 | Additional activity | Demolition of buildings |
| 43.12 | Additional activity | Site preparation work |
| 43.12.3 | Additional activity | Excavation/Dredging |
| 43.2 | Additional activity | Manufacture of electrical, plumbing and other construction installation works |
| 43.29 | Additional activity | Gas Heater production |
| 43.3 | Additional activity | Other construction installation |
| 43.91 | Additional activity | Roofing and Construction Plumber |
| 43.99 | Additional activity | Other specialized construction activities |
| 43.99.2 | Additional activity | Erection of chimneys and industrial ovens |
| 43.99.3 | Additional activity | Works piling and construction works for foundations |
| 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 |
| 43.99.9 | Additional activity | Ready-house-and part-finished building manufacturer |
| 62.0 | Additional activity | The development of computer software, consulting services in this area and other related services |
| 62.02 | Additional activity | Activities and advisory work in the field of computer technology |
| 62.09 | Additional activity | Activities related to the usage of computers and information technology, other |
| 63.1 | Additional activity | Data processing, hosting and related activities; web portals |
| 63.11.1 | Additional activity | Data processing, hosting and related activities |
| 71.1 | Additional activity | Architectural and engineering activities and related technical consultancy |
| 71.11.1 | Additional activity | Engineering activities and related technical consultancy |
| 71.12 | Additional activity | Engineering office |
| 71.12.1 | Additional activity | Structural engineering firms for overall planning |
| 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 | Additional activity | Technical testing, analysis and certification |
| 71.20.3 | Additional activity | Chemical analysis and advice |
| 71.20.6 | Additional activity | Expertise of project documentation and engineering survey results |
| 71.20.9 | Additional activity | Activities for technical control, testing and other analysis |
| 72.19 | Additional activity | Research and experimental development on natural sciences and engineering Other |
| 72.20 | Additional activity | Research and development in the field of social sciences and humanities |