Water softening services65123000-3Water distribution and related services
Operation of water supplies65130000-3Water distribution and related services
Gas distribution and related services65200000-5Gas distribution and related services
Gas distribution65210000-8Gas distribution and related services
Electricity distribution and related services65300000-6Electricity distribution and related services
Electricity distribution65310000-9Electricity distribution and related services
Operation of electrical installations65320000-2Electricity distribution and related services
Other sources of energy supplies and distribution65400000-7Other sources of energy supplies and distribution
Operation of a power plant65410000-0Other sources of energy supplies and distribution
Meter reading service65500000-8Meter reading service