CFR › Title 25 › Part 170 › §170.62325 CFR §170.623Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkTo include a TTP project or activity in a self-governance agreement, the following information is required:(a)All work must be included in the FHWA-approved TTPTIP; and(b)All other information required under 25 CFR part 1000, subpart K.