China Tax ID Numbers
Individual Identification Number (IIN)
For Individuals
The Individual Identification Number is 15 to 18 characters.
Uniform Social Credit Code (USCC)
For Entities
The Uniform Social Credit Code is 15 to 18 characters.
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.