To provide for the release of certain Wilderness Study Areas involving public lands administered by the Bureau of Land Management in Lassen and Modoc Counties, California, and Washoe County, Nevada.

Releases the Wilderness Study Areas and the Instant Study Areas managed by the Bureau of Land Management (BLM) in Lassen and Modoc Counties, California, and adjoining Wilderness Study Areas managed by the BLM in Washoe County, Nevada, from being subject to the requirements pertaining to the status of public lands during the period of review and determination of areas for designation as wilderness under the Federal Land Policy and Management Act of 1976.