Northern Ireland Tax ID Number

VAT Number (VAT)

For Entities, VAT, Example: XI723453785

The Northern Ireland VAT number can be a 9-digit number, a 12-digit number followed by a 3-digit branch identifier, a 5-digit number for government departments (starting with GD) or a 5-digit number for health authorities (starting with HA). The 9-digit numbers use a weighted checksum.

You can validate tax ID numbers with Tax ID Pro:

• Check tax ID numbers one at a time or with a spreadsheet.
• Learn how to integrate Tax ID Pro into your own software.
• Need to request W-9 or W-8 forms? Check out Nextform.