Section 137.427 - What happens after an Indian Tribe files an appeal?(a) Within 5 days of receiving the Indian Tribe's notice of appeal, the IBIA will decide whether the appeal falls under § 137.415 . If so, the Indian Tribe is entitled to a hearing.(b) If the IBIA cannot make that decision based on the information included in the notice of appeal, the IBIA may ask for additional statements from the Indian Tribe, or from the appropriate Federal agency. If the IBIA asks for more statements, it will make its decision within 5 days of receiving those statements.(c) If the IBIA decides that the Indian Tribe is not entitled to a hearing or if the Indian Tribe has waived its right to a hearing on the record, the IBIA will dismiss the appeal and inform the Indian Tribe that it is not entitled to a hearing or has waived its right to a hearing.