To amend the Forest and Rangeland Renewable Resources Planning Act of 1974 to provide for the salvage sale of catastrophically damaged National Forest System timber, and for other purposes.

Amends the Forest and Rangeland Renewable Resources Planning Act of 1974 to authorize the Secretary of Agriculture to harvest certain catastrophically damaged timber stands within or adjacent to national forests.

Requires the Secretary to prepare an environmental assessment for sales of such timber.

Prohibits the environmental assessments and such timber sales from being subject to administrative appeal.

Authorizes the Secretary to: (1) substitute such timber for timber that would otherwise be sold under the plan; or (2) if not feasible, sell such timber over and above the plan volume.