In Greece, it is mandatory to declare invoices to the Greek Tax Authority (AADE) through the MyDATA system.
The automatic export option allows you to send your invoices directly, without the need to enter data manually, thus ensuring compliance with tax regulations efficiently and on a monthly basis.
To offer this service, we collaborate with ILYDA, a certified e-invoicing supplier in Greece, specializing in integration with MyDATA and tax compliance.
In this article, we will guide you step by step on how to activate the automatic export of invoices through ILYDA and how to enable the corresponding module in your Avantio account.
This module has a maintenance cost of 35€ per month.
Prerequisites for Activating Automatic Export
Before activating the automatic export of invoices to MyDATA, it is important that you have a good understanding of the Avantio invoicing module. We also recommend reviewing the following key points with your accountant to ensure the correct registration of invoices in MyDATA:
Types of invoices used
Income classification categories
Types of income classification
This will help avoid any issues with sending invoices to MyDATA.
To proceed with activation, ensure that the following is correctly configured and reviewed:
Company Name: How to configure a company name
Invoicing Rules: How to configure an invoicing rule
VAT exemptions without reason cause errors in the system, so this must be reviewed.
Steps to Request ILYDA as Your Official Provider
Once you’ve reviewed and met the prerequisites, the next step is to request activation of ILYDA as your official e-invoicing provider.
To do that, please follow these steps:
Step 1: Authorize ILYDA as Your E-Invoicing Supplier
Step 1: Authorize ILYDA as Your E-Invoicing Supplier
Before issuing invoices through the automatic export system, you must authorize ILYDA as your e-invoicing supplier.
To do this, follow the instructions in the following document:
👉 Authorization Steps
Once the process is completed, take a screenshot of the confirmation and send it to us so we can proceed.
⚠️ Important: After completing this step, you will no longer be able to issue invoices through your previous supplier.
We recommend proceeding with the following steps without delay to avoid any interruption in your invoicing process.
Step 2: Provide Your Company Information
Step 2: Provide Your Company Information
To complete the integration, we need you to fill out an Excel document with your company's tax information.
Please complete the file and return it to us with all the required data. This information is essential for correct configuration and to ensure compliance with MyDATA.
Step 3: Declare ILYDA as Your Official Supplier
Step 3: Declare ILYDA as Your Official Supplier
Next, you must officially declare to the Greek Tax Authority that ILYDA will be your e-invoicing supplier.
👉 Follow the steps indicated in the following document
This declaration is mandatory for ILYDA to legally act on your behalf when sending invoices to MyDATA.
Step 4: Module Activation
Step 4: Module Activation
Once the previous steps are completed and all necessary documentation is shared with Avantio, we will proceed to activate the module in your VRMS account.
Step 5: Sign the Agreement with ILYDA
Step 5: Sign the Agreement with ILYDA
After completing the previous steps, you will receive an official agreement from ILYDA, which you must sign digitally through PandaDoc.
We will notify you in advance so you can be prepared to review and sign it without delay.
This agreement is the final step to activate the automatic export of invoices through ILYDA.
Frequently Asked Questions
Why do I need to use Ilyda as your official supplier?
Why do I need to use Ilyda as your official supplier?
In Greece, official bodies exclusively allow connection with companies, so from Avantio we must use software that acts as an intermediary, a supplier.
ILYDA is a company based in Athens with over 20 years of experience. It is one of the 20 e-invoicing suppliers authorized by the IAPR since 2021.
What happens if the data requested in the Excel document from the client changes?
What happens if the data requested in the Excel document from the client changes?
At this time, the information requested in the Excel is exclusively to fill out the initial contract information with the partner, so it would not be necessary to update it.
When will we start sending invoices to MyData?
When will we start sending invoices to MyData?
Invoices will not be sent until the account implementation process (onboarding process) is completed.
How long does the activation process take?
How long does the activation process take?
It depends on how quickly you provide us with the requested information, but generally, activation should be approved the same week we request it from our provider.
Is it mandatory to use automatic export?
Is it mandatory to use automatic export?
No, you can opt for manual export, but reporting to the AADE is still mandatory.
What happens if I don't complete a step on time?
What happens if I don't complete a step on time?
If the client does not complete all the steps of the process quickly, you could be left without an active invoicing provider, which would affect the issuance of invoices.