Federal Emergency Management Improvement Act of 2006 - Reestablishes the Federal Emergency Management Agency (FEMA) as an independent establishment in the executive branch. Requires FEMA to be headed by a Director appointed by the President, by and with the advice and consent of the Senate.
Requires FEMA to: (1) include all functions and authorities prescribed by the Robert T. Stafford Disaster Relief and Emergency Assistance Act; and (2) carry out its mission to reduce the loss of life and property and protect the nation from all hazards with a comprehensive, risk-based emergency management program.
Requires FEMA to remain the lead agency for the Federal Response Plan.