45251220 - Cogeneration plant construction work

CPV code 45251220 in the EU Common Procurement Vocabulary refers to Cogeneration plant construction work. It sits at level 6 of the CPV hierarchy as a subcategory within the 45 division. This code is nested directly under 45251200, narrowing the broader category into the specific area of cogeneration plant construction work. As a leaf code, 45251220 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 cogeneration plant construction work. Contracting authorities across the EU use 45251220 in TED notices and national procurement portals to signal that a tender relates to cogeneration plant construction work.