110 ILCS 415/3
If any provision of this Act, or the application of such provision to any person or circumstances, shall be held invalid, the remainder of the Act, and the application of such provision to persons or circumstances other than those as to which it is held invalid, shall not be affected thereby.
(from Ch. 144, par. 70)
(Source: Laws 1935-36, 1st SS, p. 179.)