25 CFR § 522.7 - Disapproval of a class III ordinance.
(a) Notwithstanding compliance with the requirements of § 522.6 of this part and no later than 90 days after a submission under § 522.2 of this part, the Chairman shall disapprove an ordinance or resolution and notify a tribe of its right of appeal under part 582 of this chapter if the Chairman determines that -
(1) A tribal governing body did not adopt the ordinance or resolution in compliance with the governing documents of a tribe; or
(2) A tribal governing body was significantly and unduly influenced in the adoption of the ordinance or resolution by a person having a direct or indirect financial interest in a management contract, a person having management responsibility for a management contract, or their agents.
(b) A disapproval shall be effective immediately unless appealed under part 582 of this chapter.