To amend the Robert T. Stafford Disaster Relief and Emergency Assistance Act to establish wildfire on Federal lands as a major disaster.

[AI summary unavailable — showing source text] Amends the Robert T. Stafford Disaster Relief and Emergency Assistance Act to define a "major disaster for wildfire on federal lands" as any wildfire that, in the determination of the President, warrants assistance under this Act to supplement the efforts and resources of the Department of the Interior or the Department of Agriculture: (1) on federal lands, or (2) on non-federal lands pursuant to a fire protection agreement or cooperative agreement. Authorizes the Secretary of the Interior or the Secretary of Agriculture to submit a request to the President for a declaration that such a major disaster exists. Requires such a request to: certify that the amount appropriated in the current fiscal year for wildfire suppression operations of the federal land management agencies under the jurisdiction of the respective Secretary, net of any concurrently enacted rescissions of wildfire suppression funds, increases the total unobligated balance of amounts available for wildfire suppression by an amount equal to or greater than the average total costs incurred by such agencies per year for wildfire suppression operations over the previous 10 fiscal years; certify that the amount available …