(70 ILCS 605/2-1)
(from Ch. 42, par. 2-1)
be drained in course of natural drainage.
Land may be drained in the general course of natural drainage by either
open or covered drains. When such a drain is entirely upon the land of the
owner constructing the drain, he shall not be liable in damages therefor.
(Source: Laws 1955, p. 512.)