225 ILCS 720/9.06
No person employed by the Department performing any function or duty under this Act shall have a direct or indirect financial interest in mining operations in violation of the Federal Act. Whoever knowingly violates the provisions of this Section shall, upon conviction, be punished by a fine of not more than $2,500 or by imprisonment of not more than one year, or by both.
(from Ch. 96 1/2, par. 7906.06)
(Source: P.A. 81-1015.)