This legislation, known as the Guaranteed Disaster Assistance Act , aims to strengthen the implementation of federal disaster preparedness efforts. It specifically amends the Robert T. Stafford Disaster Relief and Emergency Assistance Act, which governs federal disaster response and recovery. The core provision of the bill changes the language in Section 404(a) of the Stafford Act from "The President may" to "The President shall" regarding the hazard mitigation program. This critical alteration transforms the President's authority from discretionary to mandatory, compelling the executive branch to carry out the program. The intent is to ensure consistent and guaranteed federal action in mitigating hazards and reducing the impact of future disasters across the nation.