170.422—What is the IRR Transportation Improvement Program (IRRTIP)?
The IRRTIP:
(a)
Is financially constrained;
(b)
Must include eligible projects from tribal TTIPs;
(c)
Is selected by tribal governments from TTIPs or other tribal actions;
(d)
Is organized by year, State, and tribe; and
(e)
May include non-IRR projects for inclusion into the State Transportation Improvement Program (STIP).