995421 General construction services of highways, streets, roads, railways and airfield runways, bridges and tunnels 995422 General construction services of harbours, waterways, dams, water mains and lines, irrigation and other waterworks 995423 General construction services of long-distance underground/ov...
995421 General construction services of highways, streets, roads, railways and airfield runways, bridges and tunnels 995422 General construction services of harbours, waterways, dams, water mains and lines, irrigation and other waterworks 995423 General construction services of long-distance underground/ov...
Statistical compilation of international trade How does the HSN/SAC code work? It has approximately 5,000 commodity groups, each of which is defined by a six-digit code and is organised in a judicial and sequential. To ensure constant classification, it is backed by well-defined guidelines. Si...