Fiscal subject related
According to the added text as a part of the mentioned regulation, the measure of suspension of business operation is also introduced in case it is established that more than ten (10) retail receipts issued through the Electronic Tax Mechanism were not transmitted to the Information System of AADE (which then delivers them to the myDATA platform), or regardless of the number of non-transmitted retail receipts. Another parameter is established for the basis of this measure, and that is, if the non-transmitted value of goods or services exceeds an amount of 500 euros, the suspension can be applied to such cases.
Other news from Greece
Understanding the Digital Services Act
The Digital Services Act (DSA) is an EU regulation designed to ensure safer and more transparent online environments by imposing new responsibilities on digital service providers, including those outside the EU. It applies to a broad range of online platforms, with stricter obligations for very large platforms, but also key requirements for medium-sized businesses, such as EU representation, transparency, and content moderation reporting. Read more
What consumers and sellers need to know regarding the novelty of the IRIS payment system in Greece.

Starting November 1st, 2025, all businesses in Greece—including physical stores and e-shops—must accept IRIS payments, which allow consumers to instantly pay from their bank accounts via mobile phones, bypassing traditional card entry. POS systems must be software-upgraded to support IRIS, enabling fast, secure payments and automatic receipt issuance, enhancing tax transparency through integration with cash registers. Read more
New obligations and deadlines for the Instant Payment – IRIS system in Greece

Starting November 1, 2025, all businesses selling to end customers in Greece must accept IRIS instant payments under Law 5139/2025, aligning with European Regulation 2024/886. Businesses must also register and verify their professional bank accounts through the AADE Professional Account Registry before using them for IRIS transactions. Read more
Greece Plans to Allow Subsidies for Cash Registers and POS, Concerning the IRIS Direct Payment System

Greece is launching a subsidy program called "Digital Transactions" to help small and medium-sized businesses and freelancers upgrade their cash registers and POS systems in preparation for the expanded use of the IRIS payment system and upcoming electronic invoicing requirements. Read more
Greece Confirms Mandatory IRIS Payment Support for All Businesses by November 2025

Starting November 1, 2025, all businesses in Greece, both physical and online, will be required to accept payments via the IRIS system, alongside existing POS card payments. Read more
TLv6 Implementation Marks Significant Shift in EU’s Trust List Format
A new EU Trust List format, TLv6, will officially replace TLv5 in May 2025 as part of the updated eIDAS Regulation (EU 2024/1183). It introduces key technical changes like a new URI field, updated signature format, and optional phone number support. Organizations must update their systems to avoid signature validation failures and service disruptions, as TLv5 will no longer be valid once TLv6 take... Read more
Greece's AADE Published a Postponement of the Start Dates for the Digital Consignment Notes (Movement Documents)

Greece has postponed the mandatory start dates for digital consignment note reporting to the myDATA platform to give businesses more time to adapt. Read more