Kan. Stat. § 75-3740a
To the extent permitted by federal law and regulations whenever the state of Kansas or any agency, department, bureau or division thereof or any municipality of the state including, but not limited to, county, school district, improvement district or other public body lets bids for contracts for the erection, construction, alteration or repair of any public building or structure or any addition thereto or for any public work or improvement or for any purchases of any goods, merchandise, materials, supplies or equipment of any kind, the contractor domiciled outside the state of Kansas, to be successful, shall submit a bid the same percent less than the lowest bid submitted by a responsible Kansas contractor as would be required of such Kansas domiciled contractor to succeed over the bidding contractor domiciled outside Kansas on a like contract let in such contractor's domiciliary state.
K.S.A. 75-3740a