Synopsis As Introduced Amends the Use Tax Act, the Service Use Tax Act, the Service Occupation Tax Act, and the Retailers' Occupation Tax Act. Provides that, on or after July 1, 2015 and on or before December 31, 2018, the taxes imposed under the Acts apply to 90% of the proceeds of sales of gasohol and 80% of the proceeds of sales of mid-range ethanol blends. Amends the Illinois Renewable Fuels Development Program Act. Provides that grants may be awarded for the following programs: a next generation renewable fuels program, a majority blended ethanol and blender pump infrastructure program, and a research and development program for sustainable corn production and corn-based renewable fuel production. Sets forth the maximum aggregate amount of grants that may be awarded under each program. Effective immediately.