25 CFR 170.426 - What is the approval process for the IRRTIP?
The approval process for the IRRTIP is:
(a) The BIA Regional Office forwards the IRRTIP to the Secretaries for review and approval;
(b) Federal Lands Highway Office will provide copies of the approved IRRTIP to the FHWA division office for transmittal to the State transportation agency for inclusion in the State Transportation Improvement Program (STIP). The approved IRRTIP will be returned to BIA;
(c) BIA sends copies of the approved IRRTIP to BIA Regional Offices and tribal governments; and
(d) Within 10 working days of receiving the approved IRRTIP and IRR Program funds, BIA enters the projects into the Federal finance system.