Illinois department of revenue, springfield. 2,254 likes 8 talking about this 354 were here. We cannot assist taxpayers via social media.

Visit find my refund or contact the illinois department of revenue for more information. The illinois department of revenue (idor) is the code department [1][2] of the illinois state government that collects state taxes, operates the state lottery, oversees the state's casino industry, oversees the … The illinois department of revenue (idor), in consultation with the department of commerce and economic opportunity, is conducting a study to evaluate the property tax system in illinois, as … Illinois department of revenue returns, schedules, and registration and related forms and instructions. These documents are in adobe acrobat portable document format (pdf).

These documents are in adobe acrobat portable document format (pdf).