63711100 - Train monitoring services

CPV code 63711100 in the EU Common Procurement Vocabulary refers to Train monitoring services. It sits at level 5 of the CPV hierarchy as a subcategory within the 63 division. This code is nested directly under 63711000, narrowing the broader category into the specific area of train monitoring services. As a leaf code, 63711100 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 train monitoring services. Contracting authorities across the EU use 63711100 in TED notices and national procurement portals to signal that a tender relates to train monitoring services.