25 CFR § 900.4 - Effect on existing tribal rights.
---
identifier: "/us/cfr/t25/s900.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 900.4 - Effect on existing tribal rights."
title_number: 25
title_name: "Indians"
section_number: "900.4"
section_name: "Effect on existing tribal rights."
chapter_name: "BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR, AND INDIAN HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
part_number: "900"
part_name: "CONTRACTS UNDER THE INDIAN SELF-DETERMINATION AND EDUCATION ASSISTANCE ACT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "25 U.S.C. 450f"
regulatory_source: "61 FR 32501, June 24, 1996, unless otherwise noted."
cfr_part: "900"
---
# 900.4 Effect on existing tribal rights.
Nothing in these regulations shall be construed as:
(a) Affecting, modifying, diminishing, or otherwise impairing the sovereign immunity from suit enjoyed by Indian tribes;
(b) Terminating, waiving, modifying, or reducing the trust responsibility of the United States to the Indian tribe(s) or individual Indians. The Secretary shall act in good faith in upholding this trust responsibility;
(c) Mandating an Indian tribe to apply for a contract(s) or grant(s) as described in the Act; or
(d) Impeding awards by other Departments and agencies of the United States to Indian tribes to administer Indian programs under any other applicable law.