Submit a VAT number for asynchronous validation. Returns 202 immediately. The result is delivered to your configured webhook URL when processing is complete. Invalid VAT formats are rejected immediately (422), never queued.
Pro and Business tiers only. Requires a configured webhook URL. Test keys are rejected.
Documentation Index
Fetch the complete documentation index at: https://docs.vatly.dev/llms.txt
Use this file to discover all available pages before exploring further.