Description
🇬🇷 Simple Greek VAT fields for WooCommerce checkout
Add essential Greek tax fields (ΑΦΜ, ΔΟΥ, Business Info) and Invoice/Receipt selection to your WooCommerce checkout. Clean, lightweight, and easy to use.
Key Features
- Invoice/Receipt Selection – Let customers choose between “Τιμολόγιο” or “Απόδειξη”
- VAT Number (ΑΦΜ) – Required for invoices, numeric only with 9-digit validation
- Tax Office (ΔΟΥ) – Customer’s tax office field
- Company Name – Business name for invoices
- Business Activity – Type of business activity
- Real-time Validation – Instant error messages for invalid VAT format
- Smart Field Visibility – Fields appear/hide based on invoice/receipt selection
- Uppercase Conversion – Auto-convert to CAPITALS (AADE requirement)
- Mobile Responsive – Works perfectly on all devices
WooCommerce Block (Gutenberg) Checkout Support
Full support for the new WooCommerce Block-based Checkout using the official Additional Checkout Fields API:
- Block Checkout Compatible – Works with the Gutenberg-based checkout page
- Checkout Type Selection – Choose between Classic or Block checkout in admin settings
- Field Position Control – Place invoice fields in the Contact Information or Order section
- Conditional Visibility – Invoice fields dynamically show/hide in block checkout just like classic
- Native Admin & Email Display – Fields appear automatically in order details and emails via WooCommerce’s built-in rendering
- Server-side Validation – VAT, DOY, Company, and Activity validated on the server when invoice type is selected
Admin Settings
- Enable/Disable invoice selection feature
- Checkout type: Classic checkout or Block (Gutenberg) checkout
- Field position for classic checkout (10 positions available)
- Field position for block checkout (Contact Information or Order section)
- Uppercase conversion toggle
- Beautiful, modern admin interface with gradient styling
Coming Soon Features
Future versions will include:
- 🔍 AADE Integration – Real-time VAT validation via AADE API with auto-complete
- 🇪🇺 VIES Validation – EU VAT number verification
- 📄 PDF Invoice Generation – Professional invoice PDFs with email delivery
- 💰 VAT Exemptions – Article 39α, VIES-based EU, and non-EU export exemptions
- 📊 Invoice Numbering – Automatic invoice numbering with annual counter
- 📧 Email Integration – Custom email templates and automatic sending
Support development to help prioritize these features! Donate via PayPal
Fully Translated
- Greek (Ελληνικά) – Native language support
- English – Full English translation
Privacy & Security
- No external API calls in current version
- Data stored locally in WooCommerce order meta
- GDPR compliant
- No third-party tracking
- Proper input sanitization and validation
Developer
Theodore Sfakianakis (irmaiden)
- GitHub: https://github.com/TheoSfak
- Email: theodore.sfakianakis@gmail.com
- Donate: https://www.paypal.com/donate?business=theodore.sfakianakis@gmail.com
Support
- Bug Reports: GitHub Issues
- Questions: GitHub Discussions
- Email: theodore.sfakianakis@gmail.com
Made with ❤️ in Greece 🇬🇷
Screenshots
Installation
Method 1: WordPress Admin (Recommended)
- Go to Plugins Add New
- Click “Upload Plugin”
- Choose the downloaded ZIP file
- Click “Install Now”
- Activate the plugin
Method 2: FTP Upload
- Extract the ZIP file
- Upload
greek-vat-invoices-for-woocommercefolder to/wp-content/plugins/ - Go to Plugins menu and activate
After Activation
- Go to WooCommerce Settings Ελληνικά Τιμολόγια
- Enable Invoice Selection
- Select your Checkout Type (Classic or Block)
- Configure field position based on your checkout type
- Enable Uppercase Conversion (recommended for AADE compliance)
FAQ
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Do I need AADE credentials?
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No, the current version (1.1.0) does not require AADE credentials. AADE integration is planned for future versions.
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Does it validate VAT numbers in real-time?
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The plugin validates VAT format (9 digits, numeric only) in real-time at checkout. Full AADE/VIES validation is coming in future versions.
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Can I customize which fields are shown?
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Yes, fields automatically show/hide based on customer’s invoice/receipt selection. You can also control field positioning in admin settings.
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Is it compatible with my theme?
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The plugin uses standard WooCommerce hooks and styling, making it compatible with most themes. If you experience styling issues, please report them.
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Does it support HPOS (High-Performance Order Storage)?
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Yes, the plugin is fully compatible with WooCommerce HPOS.
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Does it work with the WooCommerce Block (Gutenberg) Checkout?
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Yes! Since version 1.1.0, the plugin fully supports the WooCommerce Block Checkout using the official Additional Checkout Fields API. Go to WooCommerce Settings Ελληνικά Τιμολόγια and select “Block (Checkout Block)” as checkout type.
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Can customers download invoices?
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PDF invoice generation is planned for future versions. Currently, VAT and company information is stored in order meta and visible in My Account.
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How do I see customer VAT information?
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Go to WooCommerce Orders, open any order, and view the VAT and business details in the order meta section.
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Why are some features missing?
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Version 1.1.0 added WooCommerce Block Checkout support. Core functionality remains simple and lightweight. Advanced features (AADE, VIES, PDFs) are being reengineered and will be added in future updates.
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How can I support development?
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You can donate via PayPal to help fund future features: https://www.paypal.com/donate?business=theodore.sfakianakis@gmail.com
Reviews
There are no reviews for this plugin.
Contributors & Developers
“Greek VAT & Invoices for WooCommerce” is open source software. The following people have contributed to this plugin.
ContributorsTranslate “Greek VAT & Invoices for WooCommerce” into your language.
Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
1.1.0 (2026-03-13)
- Added WooCommerce Block Checkout support via Additional Checkout Fields API
- Added checkout type setting (Classic / Block) in admin
- Added block checkout position setting (Contact / Order section)
- Added conditional field visibility in block checkout (show/hide based on invoice type)
- Added company name field for block checkout
- Made VAT number (ΑΦΜ) mandatory
- Block checkout fields display natively in admin orders and emails
- Improved code quality and validation
1.0.8 (2025-01-17)
- Simplified plugin for WordPress.org release
- Added real-time VAT validation (9 digits)
- Added numeric-only input filter for VAT field
- Beautified admin settings page with gradient styling
- Added author information and donate button
- Improved checkout JavaScript for better field toggle
- Enhanced mobile responsiveness
- Removed advanced features temporarily (moved to roadmap)
- Updated documentation
1.0.7
- Fixed checkout field toggle functionality
- Improved CSS styling
- Bug fixes and performance improvements
1.0.0
- Initial release
- Basic invoice/receipt selection
- Greek VAT fields (ΑΦΜ, ΔΟΥ)
- Company information fields




