71.12.Z - Engineering activities and related technical consultancy
41.20.Z - Building works related to erection of residential and non-residential buildings
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
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.21.Z - Electrical installation
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.99.Z - Other specialised construction activities not elsewhere classified
47.99.Z - Other retail sale not in stores, stalls or markets
74.10.Z - Specialised design activities
77.32.Z - Rental and leasing of construction machinery and equipment
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified
