CFR › Title 25 › Part 37 › §37.12425 CFR §37.124Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkGeographic attendance boundaries for a new day school, on-reservation boarding school, or peripheral dorm must be established by either:(a)The tribe; or(b)If the tribe chooses not to establish boundaries, the Secretary.