The Illinois (IL) state sales tax rate is currently 6.25%. Depending on local municipalities, the total tax rate can be as high as 11%.
Other, local-level tax rates in the state of Illinois include home rule, non-home rule, water commission, mass transit, park district, business district, county public safety, public facilities or transportation and county school facility tax. In addition, local government units may impose taxes or fees that the department does not collect.
Businesses selling tangible personal property at retail are required to register with the Illinois Department of Revenue.