Shade the box for negative amounts.
Amended return: if this is an AMENDED 2025 Kansas return, mark one of the following boxes: Amended affects Kansas only, Amended Federal tax return, Adjustment by the IRS
Filing status: mark one: Single, Married filing joint (even if only one had income), Married filing separate, Head of household (do not mark if filing a joint return)
Dependents: enter the number of individuals you may claim as a dependent; do not include yourself or your spouse
Stillborn child: an additional exemption is allowed for the parent(s) of a child who is stillborn during this tax year
Enclose: enclose any necessary documents with this form; do not staple
| Question | Answer |
|---|---|
| Form Name | K-40 |
| Form Length | 2 pages |
| Fillable? | Yes |
| Fillable fields | 134 |
| Avg. time to fill out | 23 min |
| Edition | 2025 |
| Where to send | Kansas Income Tax, Kansas Dept. of Revenue, PO Box 750260, Topeka, KS 66699-0260 |
| Other names | K-40, K40, Form K-40, Kansas K-40, Kansas individual income tax, Kansas tax form |
| Official source | K-40 (Rev 2025), Kansas Department of Revenue |
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