45351000 - Mechanical engineering installation works

CPV code 45351000 in the EU Common Procurement Vocabulary refers to Mechanical engineering installation works. It sits at level 4 of the CPV hierarchy as a category within the 45 division. This code is nested directly under 45350000, narrowing the broader category into the specific area of mechanical engineering installation works. As a leaf code, 45351000 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 mechanical engineering installation works. Contracting authorities across the EU use 45351000 in TED notices and national procurement portals to signal that a tender relates to mechanical engineering installation works.