On the 31st of July, 2020 the government announced new measures for the prevention of spreading of COVID-19. Among the announced measures, the use of mask is obligatory in all areas, for both employees and visitors even when separating plexiglass panels are installed, according to the Government Gazette (ΦΕΚ 3162Β/2020). Customers in establishments serving food are exempted. Furthermore, in addition to the obligatory use of face masks, the minimum distance regulations, as detailed in the Government Gazette (ΦΕΚ 3165Β/2020), July 31st, will remain in force until the 31/8/2020.
In the links below you can find the relevant Government Gazettes: