25 CFR 170.503 - How are IRR Program management systems funded?
BIA uses IRR Program management funds to develop the nationwide IRR Program management systems. If a tribe elects to develop its own tribal management system based on the nationwide management system requirements in 23 CFR part 973, it may use for this purpose either:
(a) The funds defined in 23 U.S.C. 204(j) for IRR Program tribal transportation planning; or
(b) IRR Program construction funds.