4
Natural gas; Compressed natural gas; Liquefied natural gas; Electrical energy; Electrical energy from non-renewable sources; Electrical energy from renewable sources; Electrical energy from solar power; Electrical energy from wind power
7
Electrical generators using solar cells; Solar power generators; Current generators; Wind-powered electricity generators; Electric power generators using waste heat; Hydroelectric installations for generating electricity; Engines for the generation of electricity; Electrical generator stations; Uninterruptible power supplies [machines] for the generation of electrical energy; Electric power supplies [generators]; Steam operated power generators; Electric power generators using geothermal power; Mobile electrical power generators; Portable electric power generators; Power installations [generators]; Electric generator power sets; Turbines for power generation
9
Solar batteries for domestic use; Solar batteries; Solar batteries for industrial use; Solar battery chargers; Solar panels; Solar panels for the production of electricity; Portable solar panels for generating electricity; Solar wafers; Natural gas alarms; Electrical adapters; Electricity storage apparatus; Electricity mains apparatus; Connectors [electricity]; Electricity measuring instruments; Apparatus and instruments for controlling electricity; Apparatus and instruments for accumulating and storing electricity; Apparatus and instruments for switching electricity; Apparatus and instruments for transforming electricity; Apparatus and instruments for regulating electricity; Apparatus and instruments for conducting electricity; Apparatus and instruments for accumulating electricity; Apparatus and instruments for controlling the use of electricity; Apparatus and instruments for accumulating the use of electricity; Apparatus and instruments for conducting the use of electricity; Apparatus and instruments for regulating the distribution of electricity; Apparatus and instruments for controlling the distribution of electricity; Apparatus and instruments for transforming the use of electricity; Apparatus and instruments for accumulating the distribution of electricity; Apparatus and instruments for switching the use of electricity; Apparatus and instruments for regulating the use of electricity; Photovoltaic apparatus for generating electricity; Apparatus, instruments and cables for electricity; Apparatus for measuring, monitoring and analyzing electricity consumption; Solar cells for electricity generation; Photovoltaic installations for generating electricity [photovoltaic power plants]; Accumulators for photovoltaic power; Electric power controllers; Energy control devices; Power distributors [electrical]; Electric power distribution apparatus
11
Solar cell lighting apparatus; Solar thermal collectors [heating]; Solar lamps; Evacuated heat pipe solar collectors [heat exchangers]; Thermal storage instruments [solar energy] for heating; Solar energy powered heating installations; Solar water heaters
19
Roofing, not of metal, incorporating photovoltaic cells; Plastic pipes for conveying natural gas
35
Tracking and monitoring energy consumption for others for account auditing purposes; Procurement of contracts concerning energy supply; Import-export agencies in the field of energy; Billing services in the field of energy
37
Construction of utility solar installations; Installation and maintenance of solar thermal installations; Maintenance and repair of solar thermal installations; Construction of structures for the storage of natural gas; Construction of structures for the production of natural gas; Construction of structures for the transportation of natural gas; Natural gas refuelling service for motor vehicles; Installation of electrical and generating machinery; Maintenance and repair of electricity generators; Maintenance and repair of gas and electricity installations; Emergency servicing of apparatus for supplying electricity; Electrical installation services; Servicing of power generating apparatus and installations; Construction of wind power plants; Construction of wave energy power plants; Construction of geothermal energy installations; Providing information relating to the repair or maintenance of power generators; Installation of reactive power compensation apparatus; Installation of energy-saving apparatus; Installation of power generating apparatus; Installation of solar powered systems; Installation of hydropower systems; Installation of wind power systems; Installation of electric light and power systems; Installation of non-residential solar panel power systems; Installation of residential solar panel power systems; Maintenance, servicing and repair of power generating apparatus and installations; Maintenance of power generating apparatus and installations; Maintenance and repair of solar heating installations; Maintenance and repair of solar power installations; Repair of power generating apparatus and installations; Repair of energy supply installations; Maintenance and repair of wind power plants; Maintenance and repair of wave energy power plants; Maintenance and repair of energy generating installations; Repair or maintenance of power generators; Repair or maintenance of power distribution or control machines and apparatus
39
Public utility services in the nature of natural gas distribution; Transport of natural gas; Transport and distribution of natural gas and liquefied gas; Marine transport of liquefied natural gas; Storage of liquefied natural gas on ships; Electricity supply and distribution; Storage of electricity; Providing information relating to the distribution of electricity; Distribution of electricity to households; Distribution and transmission of electricity; Supply of electricity; Leasing the use of power lines to third parties for the transmission of electricity; Consultancy services relating to the distribution of electricity; Electricity distribution; Public utility services in the nature of electricity distribution; Distribution of renewable energy; Storage of energy and fuels; Distribution of energy; Distribution of energy for heating and cooling buildings; Information and advisory services in relation to the distribution of energy
40
Natural gas liquefaction services; Treatment of natural gas; Rental of electricity generators; Rental of electrical transformers; Generation of electricity from wave energy; Electricity generating; Generation of electricity from solar energy; Generation of electricity from geothermal energy; Generation of gas and electricity; Information and advisory services relating to the generation of electricity from wave energy; Rental of equipment for the treatment and transformation of materials, for energy production and for custom manufacturing; Rental of power-generating equipment; Leasing of energy generating equipment; Energy production; Generation of power; Generation of electricity from wind energy; Production of electrical power from renewable sources; Production of hydroelectric power; Production of energy by power plants; Production of energy by nuclear power plants; Consultancy services relating to the generation of electrical power
42
Engineering services in the field of electrical power and natural gas production; Development of energy and power management systems; Scientific and industrial research in particular in the field of electricity; Technological analysis relating to energy and power needs of others; Conducting research and technical project studies relating to the use of natural energy; Energy auditing; Design and development of software for control, regulation and monitoring of solar energy systems; Design and development of energy distribution networks; Design and development of regenerative energy generation systems; Consultancy in the field of energy-saving; Professional consultancy relating to the conservation of energy; Consultancy relating to technological services in the field of power and energy supply; Provision of information concerning research and technical project studies relating to the use of natural energy; Research in the field of energy; Recording data relating to energy consumption in buildings; Advisory services relating to the use of energy; Technological consulting services in the field of alternative energy generation; Engineering services relating to energy supply systems