Section 35 ILCS 635/15 - State telecommunications infrastructure maintenance fees(a) A State infrastructure maintenance fee is hereby imposed upon telecommunications retailers as a replacement for the personal property tax in an amount specified in subsection (b).(b) The amount of the State infrastructure maintenance fee imposed upon a telecommunications retailer under this Section shall be equal to 0.5% of all gross charges charged by the telecommunications retailer to service addresses in this State for telecommunications, other than wireless telecommunications, originating or received in this State. However, the State infrastructure maintenance fee is not imposed in any case in which the imposition of the fee would violate the Constitution or statutes of the United States.(e) The State infrastructure maintenance fee authorized by this Section shall be collected, enforced, and administered as set forth in subsection (b) of Section 25 of this Act. P.A. 90-154, eff. 1/1/1998; 90-562, eff. 12/16/1997; 92-526, eff. 1/1/2003.