Excel Integration Guide
How to Bulk Validate Tax IDs Directly in Excel
Stop manually copying numbers to government websites. Use the automated Lookuptax Add-in to check 1,000+ VAT, GST, and ABN numbers instantly inside your spreadsheet.
Tutorial
3 Simple Steps to Validate Tax IDs
You don't need complex VBA scripts or macros. Here is the easiest way to clean your tax data:
Step 1: Install the Add-in
Open Excel, go to "Get Add-ins", search for 'Lookuptax', and click 'Add'. It connects directly to our official validation engine.
Step 2: Highlight Your Data
Select the column containing your VAT, GST, or Tax IDs. The add-in automatically detects the country code.
Step 3: Click "Validate"
Watch as we ping official government databases in real-time. Statuses and company names appear instantly in the next column.
Step 4: Export Clean Data
Your sheet is now audit-ready. Save it or export it to CSV. Invalid IDs are highlighted for review.
Why Use an Excel Add-in vs. Manual Checks?
Save Hours of Data Entry
Manually checking 500 VAT numbers takes ~4 hours. With Lookuptax for Excel, it takes < 2 minutes.
100% Accuracy (No Copy-Paste Errors)
Eliminate human error. We verify directly against official sources like VIES (EU), HMRC (UK), and GST Portal (India).
Data Enrichment included
We don’t just say "Valid". We return the registered Business Name and Address whenever available from the official source.
Advanced Features for Power Users
No Macros Required
Secure and IT-approved. Our modern add-in doesn’t use risky VBA macros that get blocked by firewalls.
Handles 100+ Countries
Mix and match countries in the same sheet. We smart-route each ID to the correct government database.
Auto-Formatting
Our tool automatically strips special characters and fixes formatting errors before validation.
Trusted by Finance Teams globally
Common Questions about Excel Validation
Can I validate EU VIES VAT numbers in Excel?
Yes! We connect directly to the EU VIES database. You can validate VAT numbers from all 27 member states + Northern Ireland instantly.
Do I need to enable Macros?
No. Lookuptax is a modern Office Add-in. It runs securely without requiring you to enable dangerous VBA Macros or scripts.
How many rows can I check at once?
Our add-in is optimized for performance. You can typically process batches of 1,000+ rows quickly. For lists over 100k, we recommend our API.
Is it free to use in Excel?
The add-in is free to install. You get 100 free validation credits to start, with affordable packs for higher volumes.
Stop Checking Tax IDs Manually
Install the Lookuptax Add-in for Excel now and clean your customer data in minutes.