Tax Forms and Documents
Tax Resources
Access Individual and Business Tax Forms and Documents
Listed are several different important tax forms that will assist you with business and individual tax planning.
Form W-9
Instructions for Form W-9
Request for Taxpayer Identification Number and Certification.
Form W-4 (Instructions included)
Employee’s Withholding Allowance Certificate.
Form IL-W4
Employee’s Illinois Withholding Allowance Certificate (R-12/12).
State Tax Forms
State income and business tax forms and information.
Record Retention Guide
The Guide of Record Retention Requirements.
Costabile & Steffens
Access Tax Resources and Information
Access important tax resources and solutions to assist you with your individual and business accounting needs.
