HB 1489 -- All-Terrain Vehicles Sponsor: Barnitz This bill changes the definition of "all-terrain vehicle" (ATV) to include ATVs weighing up to 1,000 pounds and ATVs with a seat designed to carry more than one person. The bill also specifies that current provisions for ATVs which prohibit carrying a passenger will not apply to ATVs designed to carry more than one person.Copyright (c) Missouri House of Representatives