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The Daily Insight

How do I check my Texas tax-exempt status?

Author

Andrew Mclaughlin

Published Feb 24, 2026

Questions about state tax-exempt status? Review the comptroller’s FAQs or contact the comptroller’s Exempt Organizations Section by phone at (800) 531-5441 or (512) 463-4600 or by email.

What is the 11 digit Taxpayer Number?

An 11-digit TIN has three components: the one-digit prefix number, nine-digit base number and one-digit self-check number. The nine-digit base number is usually a Federal Employer Identification Number (EIN), Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN).

What is the difference between an EIN number and a tax-exempt number?

An EIN number is a federal tax identification number issued by the IRS and is used to identify businesses and other entities operating in the United States. A tax exempt number is a number assigned by a state agency to identify the entity or organization as exempt from state sales taxes (if available).

How to search for tax exempt organizations online?

The online search tool allows you to search for an organization’s tax exempt status and filings in the following data bases: The information on the organizations are produced from computer records and is subject to certain limitations, particularly in the format and arrangement of the entries. Fields are not case-sensitive.

How can I find out if my tax exempt organization has been reinstated?

You may also review its determination letter posted on TEOS; a reinstated organization will have a determination letting referencing that it is being reinstated and with an effective date on or after the effective date of the revocation. Due to the different structure of foreign addresses, data is sometimes found in an unexpected location.

How to check tax exempt status in Maryland?

Use the form below to verify that the customer possesses a valid tax exempt number or a valid Maryland combined registration number and to print out a prepared resale certificate for your records if the purchase is being made for resale.