25 CFR § 170.100 - What do the terms “consultation,” “collaboration,” and “coordination” mean?

---
identifier: "/us/cfr/t25/s170.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 170.100 - What do the terms “consultation,” “collaboration,” and “coordination” mean?"
title_number: 25
title_name: "Indians"
section_number: "170.100"
section_name: "What do the terms “consultation,” “collaboration,” and “coordination” mean?"
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: "2026-03-24"
last_updated: "2026-03-24"
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"
---


# 170.100 What do the terms “consultation,” “collaboration,” and “coordination” mean?

(a) *Consultation* means government-to-government communication, carried out in accordance with applicable Executive Orders, in a timely manner by all parties about a proposed or contemplated decision. The Departments' Consultation Policies and Plans can be found at *http://www.indianaffairs.gov/WhoWeAre/AS-IA/Consultation/Templates/index.htm* (DOI) or *http://www.fhwa.dot.gov/tribal/news/consultation.htm* (DOT)

(b) *Collaboration* means that all parties involved in carrying out planning and project development work together in a timely manner to achieve a common goal or objective.

(c) *Coordination* means that each party:

(1) Shares and compares in a timely manner its transportation plans, programs, projects, and schedules with the related plans, programs, projects, and schedules of the other parties; and

(2) Adjusts its plans, programs, projects, and schedules to optimize the efficient and consistent delivery of transportation projects and services.