Form 8332 is for a Custodial Parent to release an exemption to a Non-Custodial Parent 

Form 8332 Custodial Release

EMPLOYER FORMS

Form W-4

Illinois W-4

Form I-9 

Required Posters

New Hire Reporting

CONTRACTOR FORMS

Form W-9

Form SS-8

ILLINOIS SALES TAX FORMS

Certificate of Resale CRT-61

Use Tax ST-44

Other Illinois Sales Tax Forms

Tax Rate Database (Illinois)

My Tax Illinois