MyDATA Greece Tax Compliance

Overview

MyDATA (My Digital Accounting and Tax Application) is the Greek tax authority's digital system requiring businesses to electronically submit invoice data, with modern platforms like Elorus providing automated integration to eliminate manual compliance work.

What MyDATA Requires

Invoice Submission

• All invoices must be submitted electronically
• Real-time or near-real-time submission
• Standardized data format
• Unique invoice identifiers
• Complete transaction details

Data Elements

• Invoice parties (issuer, recipient)
• Date and invoice number
• Goods/services description
• Amounts and taxes
• Payment terms

Integration Benefits (Elorus)

Automatic Submission

• Create invoice in Elorus → automatic MyDATA submission
• No separate tax reporting needed
• Real-time compliance
• Error checking before submission

Compliance Assurance

• Properly formatted data
• Required fields validated
• Submission confirmation received
• Audit trail maintained

Time Savings

• Zero manual data entry to tax system
• No end-of-period bulk uploads
• Reduced accounting overhead
• More time for business operations

Implementation

1. Connect Elorus to MyDATA
2. Configure tax settings
3. Verify business details
4. Test submission
5. Activate automatic sync
6. Monitor confirmation receipts

User Experience

Before Integration

1. Create invoice in system
2. Export invoice data
3. Log into MyDATA portal
4. Manually enter or upload data
5. Submit and verify
6. Track confirmations separately

With Integration

1. Create invoice in Elorus
2. System automatically submits to MyDATA
3. Receive confirmation
4. Done

Compliance Timeline

• MyDATA introduced: 2020
• Mandatory for most businesses: 2021-2022
• Digital Client List added: 2026
• Continuous expansion expected

Greek Business Context

Essential for:

• All Greek VAT-registered businesses
• Freelancers and professionals
• Service providers
• Product sellers
• Anyone issuing invoices in Greece

Penalties for Non-Compliance

• Fines for late submission
• Penalties for incorrect data
• Increased audit risk
• Business disruption

2026 Developments

• Digital Client List requirement added
• More business categories included
• Enhanced data requirements
• Stricter enforcement
• Integration becoming standard

Competitive Advantage

Platforms with MyDATA integration:

• Elorus (strong Greek market focus)
• Other Greek accounting software
• International platforms with Greek support

Future Evolution

Expected developments:

• Real-time revenue tracking
• Automated VAT calculations
• Cross-border transactions
• Enhanced analytics
• AI-powered compliance checking