File Transmission of Employers Annual Reconciliation of Wisconsin Income Tax Withheld From Wages (Form WT-7)

  1. What is Form WT-7 file transmission?
  2. How do I get started?
  3. How do I make a payment?
  4. How do I file timely?
  5. How do I change a filed return?

  1. What is Form WT-7 file transmission?

    It is a secure process developed by the Department of Revenue (DOR) for employers and/or their representatives to transmit their Employers Annual Reconciliation of Wisconsin Income Tax Withheld from Wages (Form WT-7) data to DOR via an electronic file over the Internet.

  2. How do I get started?

    Carefully review the information and instructions on our website.

  3. How do I make a payment?

    All payments must be made by electronic funds transfer (EFT). Methods available:

    • Include your bank and payment information in the XML document.
    • ACH Credit (contact your financial institution).
    • Pay online through My Tax Account.

  4. How do I file timely?

    • Transmit returns without EFT payment by 11 PM on the due date.
    • Transmit returns with EFT payment by 4 PM CST at least one business day prior to the due date.
    • If the due date falls on a weekend or bank holiday, the due date is extended to the next business day.

  5. How do I change a filed return?

    Electronic returns cannot be recalled or intercepted in process after transmission. Changes to any entries after a return has been acknowledged must be retransmitted as an amended return. Check the Amended Return Indicator in the Return Header.

Please email DORDeveloperRelations@wisconsin.gov for further information. List XML Withholding WT-7 in the subject line.

March 31, 2016