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Tribal Transportation Program (TTP) Access Road Mileage Limitation (25 CFR 170.477)

Regulations governing the TTP are published by the Department at 25 CFR 170 (regulations). One purpose of the TTP is to provide safe and adequate public roads that are within, or provide access to, Tribal land while contributing to economic development, self-determination, and employment of Indians and Alaska Natives.

In order be eligible for assistance using TTP funds, roads and other transportation facilities must be in the National Tribal Transportation Facility Inventory (NTTFI). The regulations limit the maximum length of access roads that may be included on the NTTFI for eligibility purposes to 15 miles.


The following is the schedule for consultation with federally recognized Tribes on this issue

Consultation for

Date Time (Easter Time) Call-in Number Passcode

Tribes in the Lower 48

January 15, 2021 2 p.m. – 4 p.m. 888-606-8412 DOI

Alaska Tribes

January 15, 2021 4:30 p.m. – 6:30 p.m. 800-857-9676 DOI

Alaska Tribes

January 19, 2021 4 p.m. – 6 p.m. 800-857-9676 DOI

For Additional Information contact

Mr. Matthew Kelly
Counselor to the Assistant Secretary – Indian Affairs
(202) 208-4319

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