What Is Tax Identification Number? What Is the Difference Between Tax Identification Number and Business License Registration Number?

The tax identification number (TIN), also referred to as taxpayer ID or tax ID, is a unique number found on a tax registration certificate. It is used to verify the identity of the taxpayer and is essential for handling tax-related tasks like filing and payment. Each enterprise has its own unique TIN. For specific rules and examples of tax identification numbers in different countries, please refer to Tax Identification Number Rules.

It is important to ensure that the TIN is accurate as it impacts tax processing. For more information, see Tax Help.

The business license registration number is a unique code that an enterprise receives when registering with the industrial and commercial administration department. It is the specific number listed on the registration credential file.