To establish a Presidential Commission to review the exercise of Indian treaty rights on off-reservation lands.

Creates a United States Indian Treaty Rights Commission to: (1) advise and report to the President and the Secretary of the Interior on proposals to clarify the role of the U.S. Government, the States, and tribes with respect to the exercise of Indian treaty rights on off-reservation lands and on the relevancy and equity of court interpretations of those rights to resource conservation and allocation needs; and (2) report annually to the Congress on its development of such proposals and its examination of such rights.

Terminates the Commission on December 31, 1992.

Authorizes appropriations.