Article 22 2.

The aggregated and anonymised data of building stock shall be made publicly available, in compliance with Union and national data protection rules. The data stored shall be machine-readable and accessible via an appropriate digital interface. Member States shall ensure easy and free-of-charge access to the full energy performance certificate for building owners, tenants and managers and to financial institutions as regards the buildings in their investment and lending portfolios, and, upon permission from the owner, also to independent experts. For buildings offered for rent or sale, Member States shall ensure access to the full energy performance certificate for prospective tenants or buyers that have been authorised by the owner of the building.