Art. 4 of Law 4624/2019 defines the following three terms:
Public body
This term is defined by Law 4624/2019 as public authorities, independent and regulatory administrative authorities, legal persons governed by public law, first and second level local government authorities with their legal entities, state-owned or public undertakings and agencies, legal persons governed by private law which are state-owned or regularly receive at least 50% of their annual budget in the form of state subsidies, or their administration is designated by the state.
Private body
A private body is, according to the Greek Data Protection Act, any natural or legal person or a group of persons without legal personality which does not fall under the term “public body”.
Competent supervisory authority
The competent supervisory authority under the Greek Data Protection Act is the Hellenic Data Protection Authority.