The 「NIP Field for WooCommerce」 plugin adds a NIP field to the WooCommerce order form, which is automatically saved in order details and in the order confirmation email.
Features
- Adds NIP field to WooCommerce checkout above existing 「Company Name」 field
- Full support for both traditional and Gutenberg block checkout
- Compatible with WooCommerce High-Performance Order Storage (HPOS)
- Optional validation: 10 digits
- Field can be required or optional (configurable in settings)
- Saves NIP field value to order details (admin panel)
- Saves NIP field value to order details in customer panel (My Account)
- Saves NIP field value to WooCommerce order confirmation email
Pro Version
A Pro version is also available with additional features:
- Automatic company data retrieval after entering NIP
- Auto-filling 「Company Name」 field with GUS data
- Auto-filling address fields with GUS data
- Saving GUS data to order data





