Oil Shale Development Act of 2005 - Directs the Secretary of the Interior to: (1) make available for leasing public land considered necessary to conduct research and development activities with respect to innovative technologies for the recovery of shale oil; (2) complete a programmatic environmental impact statement that analyzes potential leasing for commercial development of oil shale resources on public land; and (3) implement a national assessment of oil shale resources for the purposes of evaluating and mapping oil shale deposits, in specified geographic areas.
Declares that this Act does not preempt or affect any state water law or interstate compact relating to water.