OK HB3434

Requires the Oklahoma Tax Commission to prescribe a standardized format for ad valorem tax billing statements to be used by all county treasurers

Mandates tax statements include year-over-year comparisons showing fair cash value, assessed value, and millage rates for both the preceding year and current year

Requires detailed breakdown of ad valorem tax liability owed to each taxing jurisdiction (county, school district, etc.) including general fund, building fund, and sinking fund millage rates

Statements must show the percentage of total ad valorem taxes apportioned among all taxing jurisdictions and explain how revenue amounts from each millage rate contribute to the total tax liability

Effective date: November 1, 2026