Section 170.438 - How must BIA, FHWA, or a Tribe inform the public of when a hearing is held?(a) When BIA, FHWA, or a Tribe holds a hearing under this part, it must notify the public of the hearing by publishing a notice with information about the project, how to attend the hearing, and where copies of documents can be obtained or viewed.(b) BIA or the Tribe must publish the notice by:(1) Posting the notice and publishing it in a newspaper of general circulation at least 30 days before the public hearing; and,(2) Sending a courtesy copy of the notice to each affected Tribe and BIA Regional Office.(c) A second notice for a hearing is optional.