Amends the Indian Gaming Regulatory Act to provide that Class III gaming activities shall be lawful on Indian lands only if such activities are located in a state with a state law providing for a gaming master plan approved by the Secretary of the Interior.
Authorizes the Secretary to approve a Tribal-state compact under such Act only in such a state.
Allows the Secretary to approve a state gaming master plan only if the plan contains, at a minimum, certain specified elements.
Considers a state gaming master plan approved by the Secretary if the Secretary does not approve or disapprove it within 30 days after its submission for approval.