Here are the materials in Gemini Insurance Company v. Harrah’s NC Casino Company LLC (E.D. N.C.):
Eastern District of North Carolina
Federal Court Holds Lumbee Tribe Must Comply with Title VII
Here is the opinion from the Eastern District of North Carolina in Cummings v. Lumbee Tribe — cummings-v-lumbee-tribe-dct-order
The issue wasn’t briefed at all, it appears, by the defendants, who just made a motion. But here are the materials anyway: