Energy performance and calculation methodologies

Documents

• Archived domestic building services: compliance guide

  Welsh Government · 2023

• Building regulations for excepted energy buildings (WG 002/2018)

  Welsh Government · 2018

• Calculation of buildings' energy performance and new approved documents (WG 013/2014)

  Welsh Government · 2014

• Home energy guide template

  Welsh Government · 2022

• Nearly zero energy buildings (WGC 002/2021)

  Welsh Government · 2021

• Notice of Approval of the methodologies of calculation of the energy performance buildings

  Welsh Government · 2024

• Notice of approval of updated calculation methodologies in Wales (WGC 001/2023)

  Welsh Government · 2023

• Notice of approval of updated calculation methodologies in Wales (WGC 007/2022)

  Welsh Government · 2022