43.33.Z - Floor and wall covering
43.32.Z - Joinery installation
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
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
41.20.Z - Building works related to erection of residential and non-residential buildings
43.34.Z - Painting and glazing
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
81.10.Z - Buildings service 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
37.00.Z - Sewage disposal and treatment
33.12.Z - Repair and maintenance of machinery
33.13.Z - Repair and maintenance of electronic and optical equipment
33.14.Z - Repair and maintenance of electrical equipment
33.15.Z - Repair and maintenance of ships and boats
33.16.Z - Repair and maintenance of aircraft and spacecraft
33.17.Z - Repair and maintenance of other transport equipment
33.19.Z - Repair and maintenance of other equipment
33.20.Z - Installation of industrial machinery and equipment and outfit
36.00.Z - Water collection, treatment and supply
33.11.Z - Repair and maintenance of fabricated metal products
38.11.Z - Collection of non-hazardous waste
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
38.31.Z - Dismantling of wrecks
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
