The Energy Performance of Building (Scotland) Regulations 2008 define a public building as a building with a floor area of more than 1,000m2, which is occupied by a public authority or by an institution providing public services and which can be visited by the public. Guidance on the requirement to display an EPC is given as: The requirement to display a certificate applies only to buildings which meet all of the following criteria: the conditioned (heated/cooled) area of the building is over 1,000m2; the building is occupied by public authorities or provides public services to a large number of persons; the building is frequently visited, at least weekly, by members of the general public; the public have a right of access to the building, or parts of the buildings providing services directly to the public, and public funding, including part funding, is used to operate, for general upkeep, or to fund staff costs.