25 CFR § 170.460
What must a project package include?
February 24, 2021
The project package must include the following documentation, approved by the appropriate Public Authority, before the start of construction:
(a) Plans, specifications, and estimates;
(b) A Tribal resolution or other authorized document supporting the project;
(c) Certification of compliance with the requirements of 25 CFR part 169, as well as any additional public taking documentation clearances, if applicable.
(d) Required environmental, archeological, and cultural clearances; and
(e) Identification of design exceptions if used in the plans.