| Tax Publications | All Other Publications |
| Informational Bulletins | How to get Forms |
| Federal Tax Forms | Mailing Addresses |
| Individuals | |
|---|---|
| Individual Income Tax | Current Year | Prior Years | Publications | WebFile |
| Estate/Inheritance | Links to the IL Attorney General |
| Use Tax - Individual | Forms | WebFile |
| Businesses | |
|---|---|
| Business Registration | Register Online | Forms |
| Corporate Income Tax | Current Year | Prior Years |
| Exempt Organization Income and Replacement Tax | Current Year | Prior Years |
| Fiduciary Income and Replacement Tax | Current Year | Prior Years |
| Partnership Replacement Tax | Current Year | Prior Years |
| Small Business Corporation Replacement Tax | Current Year | Prior Years |
| Withholding (Payroll) Tax | Forms | Publications | WebFile |
| Unemployment | Links to the IL Dept. of Employment Security |
| Sales & Related | |
|---|---|
| Aircraft Use Tax | Forms | Publications |
| Automobile Renting Occupation & Use Taxes | Forms | Publications |
| Chicago Home Rule Municipal Soft Drink Retailers' Occupation Tax | Forms | Publications |
| Manufacturer's Purchase Credit (MPC) | Forms | Publications |
| Metropolitan Pier & Exposition Authority (MPEA) Food & Beverage Tax | Forms | Publications |
| Replacement Vehicle Tax | Forms | Publications |
| Sales & Use Taxes | Forms | Publications | WebFile |
| Tire User Fee | Forms | Publications |
| Vehicle Use Tax | Forms | Publications |
| Watercraft Use Tax | Forms | Publications |
| Excise Taxes | |
|---|---|
| Assistance Charges for Electricity Distributors | Forms | WebFile |
| Assistance Charges for Natural Gas Distributors | Forms | WebFile |
| Cigarette Tax & Cigarette Use Taxes | Forms | Publications | WebFile |
| Coin-Operated Amusement Device Tax Decal | Forms | WebFile |
| Dry-Cleaning Solvent Tax | Forms |
| Electricity Distribution & Invested Capital Tax | Forms |
| Electricity Distributors | Forms | WebFile |
| Gas Tax & Gas Use Taxes | Forms | WebFile |
| Hotel Taxes | Forms | Publications |
| Liquor Tax | Forms | Publications | WebFile |
| Motor Fuel Taxes | Forms | Publications |
| Oil & Gas Production Assessment | Forms |
| Qualified Solid Waste Energy Facilities | Forms |
| Telecommunications Excise Tax | Forms | Publications | WebFile |
| Telecommunications Infrastructure Maintenance Fees | Forms | Publications | WebFile |
| Tobacco Products Tax | Forms | WebFile |
| Gaming | |
|---|---|
| Bingo Tax & License Fees | Forms |
| Charitable Games Tax & License Fees | Forms |
| Pull Tabs and Jar Games Tax & License Fees | Forms |
| Other Tax Related Forms/Publications | |
|---|---|
| Administrative Hearings (protest) | Forms |
| Audit Sales Tax | Forms |
| Board of Appeals | Forms |
| Credit Forms | Forms |
| Electronic Filing | Forms | Publications |
| Electronic Funds Transfer | Forms | Publications |
| Employer Wage Levy | Forms |
| Informal Conference Board | Forms |
| Payment Installment Plan Request | Forms |
| Power of Attorney | Forms |
| Property Tax | Publications |
| Request for Copy of Tax Return | Forms |
| Request for Tax Clearance | Forms |
| School Form | Forms | Publications |
| Signature Declaration | Forms |