(a) To begin the ADR process, a direct service Tribe must write to the BIA Regional Director, or the Chief of BIA Division of Transportation. The letter must:

(1) Ask to begin one of the ADR procedures in the Administrative Dispute Resolution Act of 1996, 5 U.S.C. §§ 571–583 (ADR Act); and

(2) Explain the factual and legal basis for the dispute.

(b) ADR proceedings will be governed by procedures in the ADR Act and the implementing regulations.