MO SB437

Phases out the existing county sales tax redistribution formula over three years (2016-2018), transitioning from a point-of-sale distribution system to a purely population-based distribution for cities, towns, villages, and unincorporated areas in St. Louis County

Eliminates the "Group A" and "Group B" classification system for municipalities by January 1, 2018, which currently distinguishes between cities with pre-existing city sales taxes and those without

Gradually reduces the annexation adjustment factor from 10% to zero over the transition period (6.67% in 2016, 3.33% in 2017, eliminated in 2018)

Expands municipal sales tax rate options from 1/8% or 1/4% to include 3/8% and 1/2% for cities in charter counties with populations over 900,000

Changes distribution of motor vehicle, trailer, boat, and outboard motor sales taxes to fully population-based by 2018, phasing out the transaction-based component (currently 25%) over three years