50433000 - Calibration services

CPV code 50433000 in the EU Common Procurement Vocabulary refers to Calibration services. It sits at level 4 of the CPV hierarchy as a category within the 50 division. This code is nested directly under 50430000, narrowing the broader category into the specific area of calibration services. As a leaf code, 50433000 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 calibration services. Contracting authorities across the EU use 50433000 in TED notices and national procurement portals to signal that a tender relates to calibration services.