Social Security Forever Act of 2005 - Amends the Internal Revenue Code to impose on employers, employees, and self-employed individuals an additional employment tax for wages in excess of the social security contribution and benefit base.
Declares that it is not in order in the Senate or the House of Representatives to consider any direct spending or revenue legislation that would decrease a unified-budget surplus or cause or increase a unified-budget deficit. Makes exceptions for legislation affecting full funding of deposit insurance guarantee commitments, and for periods of war or recession.
Requires all Treasury securities to bear a facsimile of the signatures of the President and the Secretary of the Treasury.