| Country | Supervisory Authority Name | Supervisory Authority Website |
| France | CNIL
Commission Nationale de l'Informatique et des Libertés
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| Portugal | National Commission for the Protection of Data (Comissão Nacional de Protecção de Dados) (CNPD) |
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| Sweden | Swedish Data Protection Authority (Datainspektionen) (DPA) | www.datainspektionen.se |
| Finland | Office of the Data Protection Ombudsman (Tietosuojavaltuutettu) | www.tietosuoja.fi |
| Germany | Data Protection Officer of the Federal and State Governments | www.ldi.nrw.de/mainmenu_Service/submenu_Links/Inhalt2/Datenschutzbeauftragte/Datenschutzbeauftragte.php |
| U.K. | Information Commissionaire's Office (ICO) | https://ico.org.uk/ |
| Netherlands | Autoriteit Persoonsgegevens | https://autoriteitpersoonsgegevens.nl/en |