(a) The Act (25 U.S.C. 3504(e)(6)) preserves the Secretary's trust responsibilities relating to mineral and other trust resources and requires the Secretary to act in good faith and in the best interest of Indian Tribes.

(b) Neither the Act nor this part absolves the Secretary of responsibilities to Indian Tribes under the trust relationship, treaties, statutes, regulations, Executive Orders, agreements or other Federal law.

(c) The Act and this part preserve the Secretary's trust responsibility to ensure that the rights and interests of an Indian Tribe are protected if:

(1) Another party to a lease, business agreement, or right-of-way executed under an approved TERA violates any term of the lease, business agreement, or right-of-way, or any applicable Federal law; or

(2) Any provision of a lease, business agreement, or right-of-way violates the TERA under which it was executed.

(d) The United States is not liable for losses to any party (including any Tribe) for any negotiated term of, or any loss resulting from, the negotiated terms of a lease, business agreement, or right-of-way the Tribe executes under a TERA.