Study begins 2009
In a written answer to Labour MP Harry Cohen, DCLG under-secretary, Iain Wright, has revealed that his department intends to commission research into the effectiveness of Energy Performance Certificates in the new year:
The Department will commission research to assess the effectiveness of energy performance certificates, including the extent to which recommendations are followed up, early in the new year.
Energy Performance Certificates: 20 Nov 2008: Written answers (TheyWorkForYou.com)
A precursor to enforcement perhaps?