Greece will introduce new e-invoicing rules. The unofficial timeline looks as follows:
- 1 July 2020: Voluntary e-invoicing starts.
- 1 October 2020: Obligatory e-invoicing for all issued invoices, both domestic and cross-border
- 31 October 2020: Latest date for sellers to report all historical invoices issued from 1 January 2020 that have not yet been reported to myDATA.
Source Pagero