{"data":{"id":"us/25-cfr-170.471","jurisdiction":"us","citation":"25 CFR 170.471","heading":"How are projects administered?","body":"(a) When a Tribe carries out a TTP project, the project will be administered in accordance with a self-determination contract, self-governance agreement, Program Agreement or other appropriate agreement and this regulation.\n(b) If BIA or FHWA discovers a problem during an on-site monitoring visit, BIA or FHWA must promptly notify the Tribe and, if asked, provide technical assistance.\n(c) Only the State-licensed professional engineer of record whose name and professional stamp appear on the PS\u0026E or who is responsible for the overall project design may change a TTP project's PS\u0026E during construction.\n(1) The original approving agency must review each substantial change. The approving agency is the Federal, Tribal, State, or local entity with PS\u0026E approval authority over the project.\n(2) The approving agency must consult with the affected Tribe and the entity having maintenance responsibility.\n(3) A change that exceeds the limits of available funding may be made only with the approving agency's consent.","path":["Title 25—Indians","CHAPTER I—BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR","SUBCHAPTER H—LAND AND WATER","PART 170—TRIBAL TRANSPORTATION PROGRAM","Subpart D—Planning, Design, and Construction of Tribal Transportation Program Facilities"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-25.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:59Z","sha256":"efcc6c362c0ca44b275e2f53c17d143649535a012d14b82a740b5b5723b5b891","source_id":"us-cfr","stale":true,"prev":"us/25-cfr-170.470","next":"us/25-cfr-170.472"},"notice":"GroundRules: Original legal text. Not legal advice."}