State Booster Seat Requirements, as of November 1, 2005, US map shows all 50 states color-coded by criteria "requirement enacted" (green) or "no requirement" (red), States color-coded red are: MA, OH, KY, MS, AL, FL, TX, KS, MO SD, MN, WI, MI, UT, AZ, AK, HI, rest are color-coded green

State Booster Seat Requirements, By Age, As of November 1, 2005, US map shows all 50 states color-coded by criteria. Criteria are: "Up to Age 6", " Up to Age 7", "Up to Age 8", "Up to Age 9", "No Requirement"