Author: State Income Tax Guide Editorial Team

Maryland 2026 income tax brackets feature eight state tiers up to 5.75 percent alongside local piggyback taxes reaching 3.20 percent.

Maine income tax brackets for 2026 feature rates of 5.80 percent, 6.75 percent, and 7.15 percent with inflation adjustments.

Louisiana income tax brackets, marginal rates from 1.85 to 4.25 percent, and thresholds for 2026 help residents calculate state liability.

The Kentucky individual income tax rate for 2026 is four percent alongside hidden local occupational taxes in Louisville and Lexington.

Kansas replaced its three-bracket tax structure with a two-bracket system featuring rates of 5.2 percent and 5.58 percent.

Iowa establishes a single flat income tax rate of 3.8 percent in 2026, replacing the old multi bracket system for all taxpayers.

Indiana income tax rate details for 2026 explain the scheduled three percent flat state levy and local county taxes across ninety-two counties.

The 2026 Illinois individual income tax rate remains steady at 4.95 percent, applying equally to all taxable base income.

Idaho individual income tax for 2026 features a flat five point eight percent rate and standard deductions matching federal rules.

The 2026 Hawaii income tax rates and twelve progressive brackets detail single filer deductions peaking at eleven percent.