45333100 - Gas regulation equipment installation work

CPV code 45333100 in the EU Common Procurement Vocabulary refers to Gas regulation equipment installation work. It sits at level 5 of the CPV hierarchy as a subcategory within the 45 division. This code is nested directly under 45333000, narrowing the broader category into the specific area of gas regulation equipment installation work. As a leaf code, 45333100 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 gas regulation equipment installation work. Contracting authorities across the EU use 45333100 in TED notices and national procurement portals to signal that a tender relates to gas regulation equipment installation work.