38.11.Z - Collection of non-hazardous waste
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
38.32.Z - Recovery of sorted materials
39.00.Z - Remediation activities and other waste management services
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 - Works related to construction of roads and motorways
42.12.Z - Works related to construction of railways and underground railways
42.13.Z - Works related to construction of bridges and tunnels
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
42.91.Z - Works related to construction of water projects
38.31.Z - Dismantling of wrecks
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
77.11.Z - Rental and leasing of cars and light motor vehicles
77.12.Z - Rental and leasing of other motor vehicle, excluding motorcycles
77.32.Z - Rental and leasing of construction machinery and equipment
08.92.Z - Extraction of peat
05.20.Z - Mining of lignite
06.10.Z - Extraction of crude petroleum
06.20.Z - Extraction of natural gas
07.10.Z - Mining of iron ores
07.21.Z - Mining of uranium and thorium ores
07.29.Z - Mining of other non-ferrous metal ores
08.11.Z - Quarrying of ornamental and building stone, limestone, gypsum, chalk and slate
08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin
08.91.Z - Mining of minerals for chemical industry and for production of fertilizers
05.10.Z - Mining of hard coal
08.93.Z - Extraction of salt
08.99.Z - Other mining and quarrying not elsewhere classified
09.10.Z - Support activities for petroleum and natural gas extraction
09.90.Z - Support activities for other mining and quarrying
36.00.Z - Water collection, treatment and supply
37.00.Z - Sewage disposal and treatment
38.12.Z - Collection of hazardous waste
38.21.Z - Treatment and disposal of non-hazardous waste
38.22.Z - Hazardous waste processing and neutralizing