Statutory guidance

Conservation of fuel and power: Approved Document L

Building regulation in England setting standards for the energy performance of new and existing buildings.

Documents

Approved Document L1A: conservation of fuel and power in new dwellings, 2013 edition

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Approved Document L1B: conservation of fuel and power in existing dwellings, 2010 edition (incorporating 2010, 2011 and 2013 amendments)

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Approved Document L2A: conservation of fuel and power in new buildings other than dwellings, 2013 edition

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Approved Document L2B: conservation of fuel and power in existing buildings other than dwellings, 2010 edition (incorporating 2010, 2011 and 2013 amendments)

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Domestic building services compliance guide - 2013 edition

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Non-domestic building services compliance guide - 2013 edition

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Detail

This edition covers the energy efficiency requirements of the building regulations as set out in Part L of Schedule 1 to the Building Regulations and in a number of specific building regulations. Technical guidance is contained in 4 Part L Approved Documents and 2 building services compliance guides.

Archived versions are available on the National Archives

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