1. Directive 2002/91/EC of the European Parliament and of the Council of 16 December 2002 on the energy performance of buildings;Commision;Off. J. Eur. Union.,2002
2. UK Government, Domestic private rented property: minimum energy efficiency standard - landlord guidance, (2020). https://www.gov.uk/guidance/domestic-private-rented-property-minimum-energy-efficiency-standard-landlord-guidance (accessed June 30, 2020).
3. European Commission, DIRECTIVE 2010/31/EU OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 19 May 2010 on the energy performance of buildings (recast, (2010).
4. BPIE, Energy Performance Certificates Across the EU, 2014.
5. European Commission, Technical assessment of the national/regional calculation methodologies for the energy performance of buildings, 2015. https://ec.europa.eu/energy/studies/technical-assessment-nationalregional-calculation-methodologies-energy-performance-buildings_en?redir=1.