Kan. Stat. § 42-381
That an irrigation district, for the creation of which provision is made by K.S.A. 42-357 to 42-380, may comprise contiguous territory located in two or more counties, and when so located or proposed to be located, all acts and proceedings by the board of county commissioners and other county officers, as provided in said article, shall be done and performed by the board of county commissioners and other county officers of the county in which the greater part of the territory of such district is located or proposed to be located.
The petition for the formation of any irrigating district located partly in each of two or more counties, and any petition for the holding of an election to vote bonds of such district, must be signed by not less than three-fifths of the resident landowners of each of the several portions of said district lying in each of the said counties; and in order to authorize the issuance of any bonds of such district, three-fifths of the votes cast at such election in each of the several portions of said district lying in each of said counties must be in favor of issuing such bonds.
K.S.A. 42-381