1. Becoming an authorised Green Deal organisation

    How to participate in the Green Deal as an assessor, provider or installer, including certification and compliance with the Code of Practice

  2. Collective switching and purchasing

    How consumers can reduce their energy costs by getting a group deal

  3. Combined heat and power

    How the UK supports the use of combined heat and power (CHP) or 'cogeneration', which avoids network losses and reduces emissions.

  4. ESOS

    Find out if you qualify for the Energy Savings Opportunity Scheme (ESOS) and how to comply.

  5. Electricity meter accuracy disputes

    NMRO is responsible for metering accuracy: ensuring that meters register the correct quantity of electricity consumed.

  6. Electricity meter certification

    Legally manufacture meters which are of the design originally approved and ensure they are verified to operate within the statutory limits.

  7. Energy Companies Obligation: brokerage

    Find out how ECO providers can sell 'lots' to energy companies in return for ECO subsidy, what are the rules and who can trade.

  8. Energy Technology List

    The ETL (or Energy Technology Product List, ETPL) is a government-managed list of energy-efficient plant and machinery. It is part of the Enhanced Capital Allowance (ECA) tax scheme for businesses.

  9. Gas and electricity meter regulations

    The National Measurement and Regulation Office is responsible for ensuring that meters register the correct quantity of gas and electricity consumed.

  10. Gas meter accuracy disputes

    NMRO is responsible for metering accuracy: ensuring that meters register the correct quantity of gas consumed.

  11. Gas meter readings and bill calculation

    The National Measurement and Regulation Office explains how to read your gas meter and convert this reading to kilowatt hours.

  12. Gas meter stamping

    Legally manufacture meters which are of the design originally approved and ensure they are verified to operate within the statutory limits.

  13. Getting a Green Deal: information for householders and landlords

    How the Green Deal can improve your home's energy efficiency.

  14. In-service testing for gas and electricity meters

    IST is a national sampling scheme based on the British Standard BS 6002-1:1993 (sampling procedures for inspection by variables).

  15. Local authorities and the Green Deal

    Guidance for local authorities in delivering the Green Deal and the Energy Company Obligation (ECO) in their communities.

  16. MID approved gas and electricity meters

    Approval process for gas and electricity meters under the Measuring Instruments Directive (MID 2004/22/EC).

  17. Making the Department of Energy & Climate Change sustainable

    What DECC is doing to reduce waste and emissions.

  18. Market surveillance projects for gas and electricity meters

    Guidance on the approach to ensure that instruments placed on the market conform to the Measuring Instruments Directive (2004/22/EC).

  19. National sample survey for electricity meters

    The national sample survey is used to ensure meters operating within the prescribed statutory limits remain in-service for billing purposes.

  20. Smart meters: a guide

    Smart meters put consumers in control of their energy use, allowing them to adopt energy efficiency measures that can help save money on their energy bills and offset price increases.

  21. Smart meters: information for industry and other stakeholders

    Industry representatives, consumer organisations and other bodies provide advice and expertise on important issues regarding smart meters.

  22. UK nationally approved gas and electricity meters

    Approval process for gas and electricity meters under UK national legislation.