Section 204.70  Service

a)         Persons filing papers with the Board shall simultaneously serve copies on all parties to the proceeding with proof of service in the manner authorized by the Civil Practice Act [735 ILCS 5/Art. II].

b)         All papers required to be filed with the Board must be filed at the Board's principal office at 100 W. Randolph, Suite 11-100, Chicago, Illinois 60601, during regular business hours.

(Source:  Amended at 18 Ill. Reg. 7419, effective April 29, 1994)