Economic activity is unrestricted, but is subject to either notification procedure or approval, as stipulated by Presidential Decrees. A license is required for producers and retailers of outdoor markets.For unofficial links of the legislations, you can use these links: 1) https://www.kodiko.gr/nomothesia/document/245349/nomos-4442-2016 ; 2) https://www.kodiko.gr/nomothesia/document/757150/nomos-4849-2021