Illinois has a 5% income tax, up from a former 3%. Illinois has very specific rules regarding retirement income. Additional information can be found at the Illinois Revenue site http://www.revenue.state.il.us/individuals/pension.htm.
Illinois has a 6.25% sales tax, and in certain municipalities an effective rate of 11.5% is possible. Gasoline and Diesel are taxed at over $.39/gallon and Cigarettes are taxed at $.98/pack (up to $3.66/pack in certain locations).
Illinois does not have a state level property tax, but municipalities do levy property tax. 7 different homestead exemptions exist. Additional information on the homestead exemptions can be found at the Illinois Revenue site http://www.revenue.state.il.us/LocalGovernment/PropertyTax/taxrelief.htm.
Illinois has an Estate Tax but does not have an Inheritance Tax. Additional information can be found at the Illinois Revenue site http://www.revenue.state.il.us/#t=tab1.