Custom Tax Endpoint
Calculate taxes with your own system when Foxy's built-in and third-party options aren't enough.
Custom Tax Endpoint Reference
Reference for the Foxy custom tax endpoint, including webhook events, response format, and example payloads.
Set up a Custom Tax Endpoint
How to use a custom tax endpoint to calculate taxes with your own system, including the Netlify starter function code.
Validate VAT IDs at checkout
How to validate customer VAT IDs at checkout using the Pre-Payment Webhook and Vatlayer.