Business Frequently Asked Questions (FAQs)
At the end of each subject FAQ is information regarding how to contact us, if you have additional questions.
- Address Change
- Business Tax Registration
- Business Tax Online Registration
- Corporation Franchise or Income Tax
- General Information
- Which Form to File?
- Combined Reporting
- Addback of Related Entity Interest and Rental Expenses
- Apportionment and Nexus
- Disclosure of Related Entity Expenses on Schedule RT
- Disclosure of Reportable Transactions - Taxpayer Requirements
- Disclosure of Reportable Transactions - Material Advisor Requirements
- Section 179 and Depreciation Adjustments for Wisconsin
- Dairy and Livestock Farm Investment Credit Credit
- Dairy Manufacturing Facility Investment Credit
- Manufacturer's Sales Tax Credit
- Dry Cleaning License and Products Fees
- Forms W-2 & 1099 Filing
- Local Exposition Taxes
- Mailing Addresses
- Occupational Licenses & Credentials
- Partnerships
- Pass-Through Entity Withholding
- Police and Fire Protection Fee
- Premier Resort Area Tax
- Recycling Surcharge
- Regional Transit Authority Fee
- Rental Vehicle Fee
- Sales and Use Tax
- Tax Rates
- Temporary Events Program
- Voluntary Disclosure
- Withholding Tax
Last updated October 9, 2009