The 2016 amendments of Part L building regulations for England have been released, including information on works affecting buildings of historic interest.
DCLG writes:
This current 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.
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View all approved documents