How is an Indian Tribe defined under the Corporate Transparency Act?

For purposes of reporting beneficial ownership information to FinCEN, “Indian Tribe” means any Indian or Alaska Native tribe, band, nation, pueblo, village, or community that the Secretary of the Interior acknowledges to exist as an Indian tribe. The Secretary of the Interior is required to publish annually a list of all recognized Indian Tribes in the Federal Register

https://www.federalregister.gov/documents/2024/01/08/2024-00109/indian-entities-recognized-by-and-eligible-to-receive-services-from-the-united-states-bureau-of