Indian tribe. An Indian tribe, band, nation, or other organized group or community, including a native village, regional corporation or village corporation, as those terms are defined in Section 3 of the Alaska Native Claims Settlement Act (43 U.S.C. 1602), which is recognized as eligible for the special programs and services provided by the United States to Indians because of their status as Indians (see 36 CFR 800.16).
7 CFR § 1970.6
Definitions. Terms used in this part are defined in 40 CFR part 1508, 36 CFR 800.16, and this section. If a term is defined in this section and in one or both of the other referenced regulations, such term will have the meaning as defined in this subpart.