1 Electricity and water.
4 Gas; solid, liquid or gaseous fuels; oils and greases.
9 Telecommunications installations, apparatus and instruments; apparatus and instruments for recording, transmission, reception, processing or reproduction of sound, images and or data; computer software; computer hardware; parts and fittings for all the aforesaid goods.
11 Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and water sanitation.
16 Printed matter; printed publications; books; instructional and teaching material (except apparatus); calendars; diaries; printed forms; account statements; cards; booklets; manuals; brochures; magazines; pamphlets; prospectuses; stationery; pens and pencils.
37 Exploitation and extraction of oil and gas; oil and gas drilling; oil pumping; underground construction for mining; mining demolition; repair and maintenance of energy using and generation installations; repair and maintenance of oil rigs; laying, maintenance, refurbishment and inspection of pipelines; construction of power generation plants; building construction services; construction, repair and maintenance of roads and foot paths; information services relating to any of the aforesaid services.
38 Telecommunications; telecommunication and on-line services providing access to software, commercial information, product information, financial information and financial services and transactions; telecommunication of information (including web pages), computer programs and any other data or images; communication services; communication by telephone and computer; on-line communication services; advice and consultancy services relating to all the aforesaid services; information services relating to any of the aforesaid services.
39 Storage, distribution, transportation, shipping, delivery and metering of gas, oil, petroleum, fuel and other lubricants; supply of gas and oil from source; storage, metering, distribution, transmission and supply of electricity; storage, distribution, transportation, shipping, delivery and metering of water; transportation of water, oil or gas by pipeline, rail or other means of transport; information services relating to any of the aforesaid services.
40 Production of gas and oil; processing of gas and oil; treatment of waste gas; electricity generation; supply from source; information services relating to any of the aforesaid services.
42 Exploration of gas and oil; services relating to the auditing of energy consumption, the efficiency of operation of applicances and the safety checking of appliances; advisory and inspection services, all relating to electricity; advisory and inspection services, all relating to oil and gas; energy consultation services; energy monitoring and surveys; engineering services; telecommunications consultancy services; provision of information on-line from a computer database or from the Internet; computer services; design of computer software; installation and maintenance of computer software; creation and maintaining web sites; design and compilation of web pages on the Internet; computer rental.