70 ILCS 605/8-8

When any land lying within a district is not connected to a district drain and is not and cannot presently be benefited or protected by any work of the district, the commissioners or the owner of such land may petition the court to detach the same from the district. The petition shall include a description of the land proposed to be detached, the name of the owner, when known, and the reason or reasons why such land is not and cannot presently be benefited or protected.