Modifies provisions related to county finances

HB 3496 replaces Missouri's existing salary schedules for county commissioners with new rates based on county assessed valuation. It establishes two distinct salary structures: one for current commissioners (using 1997 valuation benchmarks) and a revised schedule for commissioners elected after August 28, 2026, with higher rates across all valuation tiers. The bill also requires commissioners to complete 20 hours of annual approved training to receive $2,000 of their salary, contingent on professional association approval. This directly affects county commissioners in non-charter counties, modifying their compensation structure and adding a training requirement for a portion of their pay.