06.10.Z - Extraction of crude petroleum
06.20.Z - Extraction of natural gas
08.99.Z - Other mining and quarrying n.e.c.
09.10.Z - Support activities for petroleum and natural gas extraction
09.90.Z - Support activities for other mining and quarrying
19.20.Z - Manufacture of refined petroleum products and fossil fuel products
20.59.Z - Manufacture of other chemical products n.e.c.
35.21.Z - Manufacture of gas
38.21.Z - Materials recovery
42.91.Z - Construction of water projects
43.13.Z - Test drilling and boring
46.71.Z - Wholesale of motor vehicles
46.75.Z - Wholesale of chemical products
46.76.Z - Wholesale of other intermediate products
46.90.Z - Non-specialised wholesale trade
49.20.Z - Freight rail transport
49.41.Z - Freight transport by road
49.50.A - Pipelines transportation of natural gas" or "gas pipeline transportation
49.50.B - Pipelines transportation of other goods
52.10.A - Storage and warehousing of cereals and oilseeds
52.10.B - Storage and warehousing of other goods
64.19.Z - Other monetary intermediation
64.91.Z - Financial leasing
64.92.Z - Other credit granting
64.99.Z - Other financial service activities, except insurance and pension funding n.e.c.
66.19.Z - Other activities auxiliary to financial services, except insurance and pension funding
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
68.32.Z - Management of real estate on a fee or contract basis
70.22.Z - Business and other management consultancy activities
71.12.Z - Engineering activities and related technical consultancy
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
82.99.Z - Other business support service activities not elsewhere classified