If you moved in Feb, make sure to allocate Feb. income correctly between MO and IA.
Check how to do that when you continue working at the same job while living in 2 different states:
You would claim credit for taxes paid to another state on your MO return for taxes paid to KS while you were MO resident (Jan- Feb).
dor.mo.gov
For accurate calculation, prepare your non resident return first.
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