Whenever any district court in the state of Kansas or the board of county commissioners of any county has declared or ordered any defined portion of contiguous territory to be a drainage district and such territory has elected officers or functioned in any manner as a drainage district, such defined portion of contiguous territory, as the same appears in the description in the order defining such territory, is hereby recognized as a legal body politic and corporate of this state and as a drainage district for the purpose heretofore provided by law, and the creation of each such drainage district is hereby validated and legalized and the territory therein embraced as shown by order of the court or order of the board of county commissioners shall be held to be the legal description of such district: Provided, This act shall not apply to any such drainage district where the board of supervisors thereof, under the provision of Kan. Stat. Ann. §§ 24-647 to 24-653, inclusive, have adopted a resolution providing for the dissolution and disorganization of such drainage district.