# GR-R-003

> For the Greek Suppliers, the VAT must start with 'EL' and must be a valid TIN number

Checked against Peppol BIS Billing 3.0 2026.5

Canonical: https://einvoicecheck.eu/rules/gr-r-003

## Official rule text

For the Greek Suppliers, the VAT must start with 'EL' and must be a valid TIN number