HJR 17 -- Motor Vehicle Sales Tax Revenue Sponsor: Threlkeld This proposed constitutional amendment changes the distribution of proceeds from the sales tax on motor vehicles, trailers, motorcycles, mopeds, and motorcycles. Currently, 50% of sales tax proceeds on these vehicles is distributed by formula to counties, cities, and the state. The amendment increases the distribution beginning January 1, 2006, to 75%; January 1, 2007, to 80%; January 1, 2008, to 90%; and January 1, 2009, to 100% of the proceeds.Copyright (c) Missouri House of Representatives