Wisconsin DOR Publishes Guidance on Extensions of Time to File Returns

The Wisconsin Department of Revenue (DOR) published a guidance document providing information on extensions to file various 2025 Wisconsin tax returns and reports. The publication details the extension periods, forms to use, how federal extensions apply, and the process for obtaining Wisconsin-only extensions for filing individual income tax, homestead and farmland credits, fiduciary income tax, corporation franchise tax, partnership, sales and use tax, withholding, and information returns. [Wisc. Dep’t of Revenue, Publ’n 401, 01/01/26]

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