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Greece has a formal fiscalisation system that requires businesses to use approved electronic cash registers or fiscal devices when issuing retail receipts. Businesses must issue a receipt for every sale and keep accurate sales records. These records are reported to the government’s myDATA platform and checked by the Greece tax authority.
Businesses are also required to keep their accounting books and transaction records properly maintained under the Greek Tax Procedure Code. From October 2021, businesses must transmit their accounting and transaction data to the government’s myDATA platform, allowing the tax authority to review records, receipts, and financial documents during inspections to ensure transactions are properly recorded and VAT obligations are met.

In Greece, businesses must use the myDATA platform to report their accounting and VAT transaction data to the tax authority. They also need to keep their accounting books and records for at least five years, either on paper or electronically, so they can be checked during inspections. From 2 March 2026, large taxpayers must issue electronic invoices, with penalties for non-compliance, to ensure accurate reporting and VAT compliance.

Fiscalisation in Greece is the system of rules and practices that ensures business transactions, sales, and VAT-related data are properly recorded and reported to the tax authority. Through the myDATA platform, businesses must submit their accounting and transaction data electronically so the relevant information can be verified if needed. The system focuses on keeping transaction records accurate and reliable, helping businesses comply with Greek tax law and ensuring that taxes are reported correctly.
In Greece, all VAT‑registered businesses must report their sales and VAT data to the tax authority using the government’s myDATA platform. This applies to every type of customer whether they sell to consumers (B2C), other businesses (B2B), or public authorities (B2G). The system makes sure all transactions are recorded correctly and can be checked by the tax authorities if needed.

Small businesses in Greece can use the government’s Timologio platform. This tool allows them to easily document transactions, calculate VAT, and maintain accurate records for tax inspections. It helps them stay organized and compliant with AADE rules without needing expensive accounting software.
E-invoicing in Greece is mandatory for all VAT-registered businesses when selling to the government (B2G). For B2B and B2C transactions, e-invoicing is also used depending on the business type. Businesses can create e-invoices using the free Timologio app or certified software.
Visitors from outside the EU can claim a VAT refund on goods they buy in Greece if they meet EU rules. The refund is applied for electronically through the application, and the Greek tax authority (AADE) coordinates with the foreign tax authorities to process the request efficiently and correctly.
In Greece, businesses must follow VAT and record-keeping rules. Late VAT returns can result in fines of €250–€500, while incorrect returns can lead to penalties of up to 50 % of the unpaid VAT. Not registering for VAT on time can cost €102, and full non-registration can go up to €2 500. In serious cases like tax fraud, larger fines or even criminal charges may apply, enforced by the AADE.
Greece requires businesses to record sales and VAT transactions accurately and comply with AADE regulations. DDD Invoices supports companies with fiscalisation integration in Greece, helping businesses connect their systems and report transactions correctly in line with these requirements.
Yes. All VAT-registered businesses in Greece must record their sales and report VAT transactions digitally to the tax authority through systems like myDATA. This ensures VAT and other tax information can be checked if needed.
An invoice must be issued for every sale of goods or services that is subject to VAT. The invoice must include all required details according to Greek tax rules.
Any business or individual supplying goods or services subject to VAT in Greece must issue an invoice. This applies for domestic sales, sales to other EU countries, or to non-EU countries where VAT rules apply.
If invoices or VAT records are missing or incorrect, Greek tax authorities can impose penalties, such as 50 % of the unpaid VAT, with minimum fines depending on the type of accounting books. Serious violations can result in higher fines or further legal action.
Written by the Compliance & Growth Team
Reviewed by Denis V. P.