Specifications for Form WT-7

​​​​​​​WT-7 Substitute Form Approval

The Department of Revenue requires approval of all substitute forms. Substitute forms developers and payroll providers must:

  • Submit one blank form and 20 to 30 data-filled test forms
  • Clearly mark "TEST FORMS" on all your forms in red
  • Submit your test forms packet to the department for approval
  • Include your email address

Resources:

Mail your test forms to:

MS 4-163
Wisconsin Department of Revenue
Division of Technology Services
PO Box 8903
Madison, WI 53708-8903

The department will notify you by email when testing is complete. Notification is generally within 15 business days of receipt.

FOR FORMS APPROVAL/SPECIFICATIONS

MS 4-163
WISCONSIN DEPARTMENT OF REVENUE
Division of Technology Services
Michael Sutter
PO Box 8903
Madison, WI 53708-8903
Email: DORWITaxForms@wisconsin.gov

​Contact Us​

Wisconsin Department of Revenue
Customer Service Bureau
PO Box 8949
Madison, WI 53708-8949
Phone: (608) 266-2776
Fax: (608) 267-1030
Email: ​ DORWithholdingTax@wisconsin.gov

October 26​​, 2023​​​