Businesses
Online Services
- Register a business for Wisconsin tax
- Electronic Levy Accounts
- eRETR
- File transfer (W-2, 1099, 3K-1)
- Look up Wisconsin Tax Number and filing frequency
- Find sales tax rates
- E-filing manufacturing M-Forms
- Make employee wage attachment payments:
My Tax Account | ACH debit | File transfer - File transfer (Form W-RA)
- Submit new corporation questionnaire
- More..
Forms