This regulation applies where a building is offered for sale or rent.

The relevant person, or where a person is acting on his behalf that person, shall ensure that the energy performance indicator of the building as expressed in the energy performance certificate is stated in any advertisement for sale or rent of the building in commercial media.

The energy performance indicator shall be in a form approved by the Department.F2to provide an indication of the energy efficiency of a building or building unit, calculated using the national calculation methodology and expressed on a scale of A+ to G (or A to G in the case of a building that is a dwelling), with G representing the least energy efficient rating