CPV code 50310000 designates Maintenance and repair of office machinery in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
50310000 sits under 50300000 (Repair, maintenance and associated services related to personal computers, office equipment, telecommunications and audio-visual equipment) and groups 7 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.