Guidance topics
Building regulations
Part L: Conserve heat and power ⌄
Guidance on part L of the building regulations 2021
Guidance on part F of the building regulations 2021
Guidance on Part O of the building regulations 2021
Part S: Install charging infrastructure for electric vehicles ⌄
Guidance on Part S 2021
Changes to home user guides from FLOS 2021 regulations
Prepare for Biodiversity Net Gain
Find out how to get ready for the introduction of BNG in February 2024
Householder guidance
Buying a new low energy home - heat pump edition
Find out more about the features of living in a low energy home - including print at home versions.
Building performance evaluation guidance
Building performance evaluation: Where to start
Read the guide for housebuilders and their advisors
We welcome your feedback. Please report any problems, and let us know if there are particular areas where further guidance would be useful.