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Re-roofing and building regulations

You need building regulations approval to carry out repairs on or if you re-cover more than 25% of a roof

You must get approval even if the new roof covering is a like-for-like swap. This applies to both pitched and flat roofs.

What is the purpose of the roofing rules?

The rules aim to improve:

  • roof insulation and energy efficiency
  • loading
  • fire resistance
  • resistance to moisture

Planning Portal guides on common roofing projects

Other guidance on roofing work

You can download and read our guides.

pdf icon Building Control Breather Membranes [37kb]
pdf icon Building Control Roofing Battens [1Mb]
pdf icon Building Control Thatched Roofs [838kb]
pdf icon Building Control Tiles and Slates [435kb]