Approved Document L

    2570

    Part L specifically refers to thermal efficiency standards and affects insulation and heat loss, aiming to improve the low-carbon efficiency of buildings. The changes listed in this document for Approved Documents L1a, L1B, L2A, L2B are made to take account of a recast of the European Energy Performance of Buildings Directive (Directive 2010/31/EU).

    This document has 4 different parts to it:

    • L1A- Conservation of fuel and power (New dwellings)
    • L1B- Conservation of fuel and power (Existing dwellings)
    • L2A- Conservation of fuel and power (New buildings other than dwellings)
    • L2 B- Conservation of fuel and power (Existing buildings other than dwellings)

    To view all the documents click here:

    http://www.planningportal.gov.uk/buildingregulations/approveddocuments/partl/approved

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