49 CFR § 29.927
What notice and service must the Department and the Tribe provide?
November 18, 2020
(a) The Department and the Tribe must file each document with U.S. Department of Transportation, Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE, Washington, DC 20590.
(b) The Department and the Tribe must serve copies of each document with:
(1) The Self-Governance Official; and
(2) The authorized Tribal representative.