51820000 - Installation services of reservoirs

CPV code 51820000 in the EU Common Procurement Vocabulary refers to Installation services of reservoirs. It sits at level 3 of the CPV hierarchy as a class within the 51 division. This code is nested directly under 51800000, narrowing the broader category into the specific area of installation services of reservoirs. As a leaf code, 51820000 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 installation services of reservoirs. Contracting authorities across the EU use 51820000 in TED notices and national procurement portals to signal that a tender relates to installation services of reservoirs.