25 C.F.R. § 518.13
If the Office of Self-Regulation determines that the tribe no longer meets or did not comply with the eligibility criteria of § 518.3 , the approval criteria of § 518.5 , the requirements of § 518.10 , or the requirements of § 518.11 , the Office of Self-Regulation shall prepare a written recommendation to the Commission and deliver a copy of the recommendation to the tribe. The Office of Self-Regulation's recommendation shall state the reasons for the recommendation and shall advice the tribe of its right to a hearing under part 584 of this chapter or right to appeal under part 585 of this chapter. The Commission may, after an opportunity for a hearing, revoke a certificate of self-regulation by a majority vote of its members if it determines that the tribe no longer meets the eligibility criteria of § 518.3 , the approval criteria of § 518.5 , the requirements of § 518.10 or the requirements of § 518.11 .
25 C.F.R. §518.13