CPV code 09300000 designates Electricity, heating, solar and nuclear energy in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
09300000 sits under 09000000 (Petroleum products, fuel, electricity and other sources of energy) and groups 4 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.