9 Electricity meters, heat meters, gas meters, water meters, tariff meters, computers for billing of energy and associated utility services; energy supervisory apparatus, namely energy accounting, control and monitoring units; apparatus for the collection, transmission and processing of metering values and meter data, namely hand-held data storage units, modems, data processors, computers, electronic remote meter reading transmitters and electronic remote meter reading receivers; data processors and computers; computer hardware and software for the organization, storage and access of data in the field of energy consumption; computer hardware and software for the collection and maintenance of energy data; computer software for energy management for industrial commercial supply network of electricity, gas, water, or district heating, computer software for the acquisition of energy data and of energy customer data for providing energy billing, tariff analysis, load forecasting, load and tariff management, statistics and network planning, energy marketing and trading software, energy reporting and billing software, tariff design software, calculation and billing of energy costs software and administration of customer processes, namely billing software and computer programs for automated tariff data management