71321200 - Heating-system design services

CPV code 71321200 in the EU Common Procurement Vocabulary refers to Heating-system design services. It sits at level 5 of the CPV hierarchy as a subcategory within the 71 division. This code is nested directly under 71321000, narrowing the broader category into the specific area of heating-system design services. As a leaf code, 71321200 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns heating-system design services. Contracting authorities across the EU use 71321200 in TED notices and national procurement portals to signal that a tender relates to heating-system design services.