Checkout

Store Design

Topic summary

A user wants to add an optional VAT number field under Company details during checkout.

For Shopify Plus merchants:

  • Use Checkout Extensibility via Settings → Checkout
  • Implement custom input field through Checkout Branding API or Checkout UI Extensions

For non-Plus merchants:

  • Add VAT number field to Legacy Customer Account customer form
  • A video tutorial is available demonstrating automatic collection of this information

The discussion remains open with no confirmation from the original poster on which solution they’ll implement.

Summarized with AI on October 31. AI used: claude-sonnet-4-5-20250929.
1

Hello! I want to add a custom field for VAT number (optional) under the Company details

2

If you’re on Shopify Plus, you can use Checkout Extensibility to add a custom field for VAT:

  1. Go to Settings → Checkout

  2. Use Checkout Branding API or Checkout UI Extensions

  3. Add a custom input field for VAT

Note:
These are suggestions for you. hope it will be helpful for you

3

Hello :waving_hand:
If you’re not on Shopify Plus you can add a VAT number to a Legacy Customer Account customer form. I’ve got a video on how to collect this number automatically.
I hope this helps :blush: