New Dwellings:

• If you applied for planning permission after 1st Jan 2007, you need to have a BER cert.
• If you applied for planning permission prior to 1st Jan 2007, you must have all exterior walls built by 30th June 2008, to avoid having to get a BER cert.

New buildings other than dwellings:

• If you applied for planning permission after 1st July 2008, you need to have a BER cert.
• If you applied for planning permission prior to 1st July 2008, you must have all exterior walls built by 30th June 2010, to avoid having to get a BER cert, except when such building is offered for a second or subsequent sale or letting.

Existing buildings:

• Buildings of any class in existence at 1st Jan 2009 offered for sale or letting on or after 1st January 2009 need to have a BER cert.