25 CFR § 170.626 - How does a Tribe request a waiver of a Department of Transportation regulation?

---
identifier: "/us/cfr/t25/s170.626"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 170.626 - How does a Tribe request a waiver of a Department of Transportation regulation?"
title_number: 25
title_name: "Indians"
section_number: "170.626"
section_name: "How does a Tribe request a waiver of a Department of Transportation regulation?"
chapter_name: "BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR"
subchapter_number: "H"
subchapter_name: "LAND AND WATER"
part_number: "170"
part_name: "TRIBAL TRANSPORTATION PROGRAM"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Pub. L. 112-141, Pub. L. 114-94; 5 U.S.C. 2; 23 U.S.C. 201, 202; 25 U.S.C. 2, 9."
regulatory_source: "81 FR 78463, Nov. 7, 2016, unless otherwise noted."
cfr_part: "170"
---


# 170.626 How does a Tribe request a waiver of a Department of Transportation regulation?

A Tribe can request a waiver of a Department of Transportation regulation as shown in the following table:

| If the Tribe's contract or agreement is with . . . | and . . . | then the Tribe must . . . |
| --- | --- | --- |
| (a) The Secretary | the contract is a self-determination contract | follow the procedures in ISDEAA, Title I, and 25 CFR 900.140 through 900.148. |
| (b) The Secretary | the agreement is a Tribal self-governance agreement | follow the procedures in 25 CFR 1000.220 through 1000.232. |
| (c) The Secretary of Transportation |  | make the request to the Secretary of Transportation at: 1200 New Jersey Ave. SE., HFL-1, Washington, DC 20590. |