The Secretary or the head of another Federal agency responsible for a decision related to a tribal transportation safety project shall complete any approval or decision for the review of the tribal transportation safety project required under the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq.) or any other applicable Federal law on an expeditious basis using the shortest existing applicable process. (2) Review of applications Not later than 45 days after the date of receipt of a complete application by an Indian tribe for approval of a tribal transportation safety project, the Secretary shall— (A) take final action on the application