08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin
03.22.Z - Freshwater aquaculture
23.99.Z - Manufacture of abrasive products and others non-metallic mineral products not elsewhere classified
33.12.Z - Repair and maintenance of machinery
37.00.Z - Sewage disposal and treatment
38.11.Z - Collection of non-hazardous waste
38.21.Z - Treatment and disposal of non-hazardous waste
38.32.Z - Recovery of sorted materials
42.21.Z - Works related to construction of transmission pipelines and distribution networks
43.11.Z - Demolition
43.12.Z - Site preparation
43.22.Z - Plumbing, heat and air-conditioning installation
43.39.Z - Other building completion and finishing
46.73.Z - Wholesale of wood, construction materials and sanitary equipment