Approved Document L

The current version (and the previous 2005 interim version) of 'Approved Document L: Conservation of fuel and power' is split into four parts, click the links below to access the individual parts:

• Approved Document L1A: Conservation of fuel and power (New dwellings) (2006 edition)
• Approved Document L1B: Conservation of fuel and power (Existing dwellings) (2006 edition)
• Approved Document L2A: Conservation of fuel and power (New buildings other than dwellings) (2006 edition)
• Approved Document L2B: Conservation of fuel and power (Existing buildings other than dwellings) (2006 edition)

Archived versions

• 2002 Editions

• Approved Document L1 - Dwellings (2002 edition) (amendments September 2005) (PDF 344kb)
• Approved Document L1 - Dwellings (2002 edition) (amendments April 2005) (PDF 978kb)
• Approved Document L1 - Dwellings (2002 edition) (PDF 736kb)
• Approved Document L2 - Non-dwellings (2002 edition) (cover) (PDF 31kb)
• Approved Document L2 - Non-dwellings (2002 edition) (main document) (PDF 375kb)

• 1995 Edition

• Approved Document L - Conservation of fuel and power (1995 edition) (PDF 7304kb)

Copyright

See specific copyright terms which apply to the approved documents.