25 U.S. Code § 3410 - Federal responsibilities
(a) Responsibilities of Department of the Interior
Within 180 days following October 23, 1992, the Secretary of the Interior, the Secretary of Labor, the Secretary of Health and Human Services and the Secretary of Education shall enter into an interdepartmental memorandum of agreement providing for the implementation of the demonstration projects authorized under this chapter. The lead agency for a demonstration program under this chapter shall be the Bureau of Indian Affairs, Department of the Interior. The responsibilities of the lead agency shall include—
(1) the use of a single report format related to the plan for the individual project which shall be used by a tribal government to report on the activities undertaken under the project;
(2) the use of a single report format related to the projected expenditures for the individual project which shall be used by a tribal government to report on all project expenditures;
(3) the development of a single system of Federal oversight for the project, which shall be implemented by the lead agency; and
(b) Report requirements
The single report format shall be developed by the Secretary, consistent with the requirements of this chapter. Such report format, together with records maintained on the consolidated program at the tribal level shall contain such information as will allow a determination that the tribe has complied with the requirements incorporated in its approved plan and will provide assurances to each Secretary that the tribe has complied with all directly applicable statutory requirements and with those directly applicable regulatory requirements which have not been waived.