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Schedule 7 of the Electricity Act 1989 also requires that meters are certified, although this requirement is not applicable to meters installed in non-domestic premises or for secondary meters (e.g. Prior to October 2006 electricity meters were approved under GB national legislation and a list of approved meters is available from Schedule 4 (this list is commonly referred to as ‘Schedule 4’ as this list is a requirement under Schedule 4 of the Meters (Certification) Regulations ( SI 1998/1566)). primary and secondary) used for billing purposes must be of an approved pattern or construction and installed in an approved manner. It is a requirement under Schedule 7 of the Electricity Act 1989 that all meters (i.e. Measuring Instruments Regulations ( SI 2016/1153).
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The MID enables a ‘European Type Approval Certificate’ to be issued and the instrument can then be used in any EU member state. Since 2006, meters have also been approved under the European Measuring Instruments Directive ( MID 2014/32/ EU - previously 2004/22/EC). The approval of meter types under GB national legislation is carried out by OPSS or an equivalent EC member state body. All domestic and smaller industrial/commercial metering applications are covered by this requirement and only meter types that operate to defined accuracy and performance requirements will be approved. Billing purposesĪny gas or electricity meter used for the purpose of billing, whether by a licensed energy supplier or a landlord, must be of an approved design. If your supplier is unable to resolve your dispute then the Energy Ombudsman can investigate. The Citizens Advice consumer service can assist you with this and provide independent advice on energy supply. The Office for Product Safety and Standards (OPSS) is only responsible for gas and electricity metering accuracy and complaints about billing should firstly be directed to the supplier concerned.