IBT Number Lookup Chicago Illinois

Updated July 24, 2015
IBT Number Lookup Chicago Illinois

The Illinois Tax ID number, also known as your Illinois Tax Number, or your Illinois Business Tax Number is an eight digit number, usually hyphenated in the middle. This number should not be confused with your Federal Employer Identification Number. The two are completely different.

Binders showing accounting records 
You can certainly call the Illinois Department of revenue to request a copy of the number.  But the number will be on any correspondence that you have received from the Department.
If you are having problems with your IBT Number Lookup Chicago Illinois or have issues with your accounting in general, we would love to help. I enjoy hearing from my readers, and can be contacted at
Additional Accounting Articles and information on my firm can be found at
Chris Amundson is the President of Accounting Solutions Ltd., a full service public accounting firm of Certified Public Accountants and Enrolled Agents handling the bookkeeping, accounting, tax preparation, and audit representation needs of Businesses, Estates, Trusts, and Upper Income Individuals
<div class=