Fuschillo has been a campaigner against drunk driving in New York State. He sponsored "Leandra's Law," which makes it a felony to drive drunk with a child in the car and requires all convicted drunk drivers to use ignition interlocks to prevent them from drinking and driving again. enacted tougher penalties for repeat offenders and those who drive with an elevated BAC; and expanded the use of ignition interlock devices to keep convicted DWI offenders from drinking and driving again. He also wrote the law creating new felony crimes for drunk drivers who kill or severely injure others.