January 12, 2026
To: Manufacturers
The Wisconsin Department of Revenue's (DOR) Manufacturing Real Estate Return (M-R form) is now available in
My Tax Account (MTA) for the 2026 filing season.
Details
- M-R form – located in
MTA
- Filing deadline – March 2, 2026
- All manufacturers must file a 2026 M-R form
Resources
- Visit our
Manufacturers web page for:
- My Tax Account information/help
- M-Form information – including e-filing, extensions, late filing fees
- Guides/resources
- Review common questions –
Manufacturers,
MTA
Questions?