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Introduction to the Tribal Boundary and Annexation Survey (BAS)

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Introduction to the Tribal Boundary and Annexation Survey (BAS)

Tribal BAS is an annual opportunity for Tribal governments to review and update the legal boundary data the U.S. Census Bureau has on file.

This video provides an introduction to Tribal geography, an overview of Tribal BAS, and additional resources for Tribal BAS participants.

Census.gov > Our Surveys & Programs >

Boundary and Annexation Survey (BAS)
The Census Bureau conducts the BAS annually to collect information about selected legally defined geographic areas.

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