08.11.Z - Quarrying of ornamental stone, limestone, gypsum, slate and other stone
08.12.Z - Operation of gravel and sand pits and mining of clay and kaolin
08.91.Z - Mining of chemical and fertiliser minerals
08.92.Z - Extraction of peat
08.93.Z - Extraction of salt
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
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Construction of roads and motorways
42.12.Z - Construction of railways and underground railways
42.13.Z - Construction of bridges and tunnels
42.21.Z - Construction of utility projects for fluids
42.22.Z - Construction of utility projects for electricity and telecommunications
42.91.Z - Construction of water projects
42.99.Z - Construction of other civil engineering projects n.e.c.
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.31.Z - Plastering
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
43.91.Z - Masonry and bricklaying activities
43.99.Z - Other specialised construction activities n.e.c.
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
71.20.A - Research and analysis related to food quality
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.11.Z - Research and experimental development on biotechnology
72.19.Z - Other research and experimental development on natural sciences and engineering
72.20.Z - Research and experimental development on social sciences and humanities
74.10.Z - Specialised design activities
74.20.Z - Photographic activities
74.30.Z - Translation and interpretation activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
81.10.Z - Combined facilities support activities
81.21.Z - General cleaning of buildings
81.22.Z - Specialised building and industrial cleaning activities
81.29.Z - Other cleaning activities
81.30.Z - Landscape service activities
82.11.Z - Office administrative service activities
82.19.Z - Photocopying, document preparation and other specialised office support activities
82.91.Z - Activities of collection agencies and credit bureaus
82.92.Z - Packaging activities
82.99.Z - Other business support service activities not elsewhere classified