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FAQs for Indian Tribal Governments regarding Income Taxes

These frequently asked questions and answers are provided for general information only and should not be cited as any type of legal authority. They are designed to provide the user with information required to respond to general inquiries. Due to the uniqueness and complexities of Indian law and Federal tax law, it is imperative to ensure a full understanding of the specific question presented, and to perform the requisite research to ensure a correct response is provided.


  1. Are Indian tribes subject to federal income taxation?
  2. Is an incorporated business owned by a tribe subject to federal income taxation?
  3. Can a tribe be a shareholder in an S corporation?
  4. Are there any "reservation boundary limits" for a tribe not to be subject to federal income taxation?  

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For questions regarding tax return account matters, tax deposits or filing requirements, please contact our Customer Account Services staff toll-free at
1-877-829-5500.

For questions on any tribal tax matter, please e-mail us. Be sure to include your name, your phone number and your email address so that we can respond to your question.

Page Last Reviewed or Updated: 06-Mar-2014