Building Performance
Directive Implementation Advisory Group

The (EU) European Energy Performance of Buildings Directive (EPBD) Directive Implementation Advisory Group (DIAG) was established in 2002 to advise the UK Government on the energy performance of buildings and the implementation of the European Energy Building Performance Directive.

The UK governments Implementation Timetable for phasing-in the EPBD measures is provided in the table below:

6 April 2008	EPCs required on construction for all dwellings. EPCs required for the construction, sale or rent of buildings other than dwellings with a floor area over 10,000 m2.
1 July 2008	EPCs required for the construction, sale or rent of buildings other than dwellings with a floor area over 2,500 m2.
1 October 2008	EPCs required on the sale or rent of all remaining dwellings EPCs required on the construction, sale or rent of all remaining buildings other than dwellings. Display certificates required for all public buildings >1,000 m2.
4 January 2009	First inspection of all existing air-conditioning systems over 250 kW must have occurred by this date*.
4 January 2011	First inspection of all remaining air-conditioning systems over 12 kW must have occurred by this date*.

*Note - a system first put into service on or after 1 January 2008 must have a first inspection within 5 years of it first being put into service.

DIAG website is maintained by Inbuilt Limited

Building Performance Directive Implementation Advisory Group

Building Performance
Directive Implementation Advisory Group