KS HB2629: Standard Deduction Increase (HB2629) | PolicyEngineKansas HB2629 increases the standard deduction base amounts for all filing statuses effective tax year 2026: single from $3,605 to $3,805, joint from $8,240 to $8,640, head of household from $6,180 to $6,480.Key Provisions

Kansas Standard Deduction: Increases the Kansas standard deduction base amounts for tax year 2026 and thereafter. Single filers increase from $3,605 to $3,805 (+$200). Married filing jointly and surviving spouse increase from $8,240 to $8,640 (+$400). Head of household increases from $6,180 to $6,480 (+$300). Married filing separately increases from $4,120 to $4,320 (+$200, equal to half the joint amount). ($3,605 / $8,240 / $6,180 (single / joint / HoH) → $3,805 / $8,640 / $6,480 (single / joint / HoH))

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