Certificate of Degree of Indian Blood

Pamela Jumper Thurman

A Certificate of Degree of Indian Blood (CDIB) or Alaska Native Blood is a federal document that certifies that an individual possesses a specific degree of blood of a federally recognized tribe, band, nation, pueblo, village, or community. Generally, the tribal rolls of federally recognized tribal nations are used to determine parental lineage and, therefore, blood quantum for Bureau of Indian Affairs-issued CDIB s. A CDIB is established through genealogical documents that verify ancestral bloodlines through one or both Native parents. Though possession of a CDIB does not establish membership in a tribe, some tribes do require a minimum degree of blood for both membership and/or access to benefits such as health care, education, and others. Membership rules vary ...

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