Manufacturing Electronic Filing (e-Filing) M-Forms

E-filing is secure and allows you to electronically prepare, save, file, view and print returns. Only you or your authorized users(s) have access to your information online. Once you finish e-filing, you get immediate confirmation that DOR received your return or request.

  • E-filing through the secure manufacturing assessment system allows you to electronically prepare, save, file, view and print returns
  • Only you or your authorized user(s) have access to your information online
  • Once you finish e-filing, you get immediate confirmation that DOR received your return or request

Due Date - March 1, 2018:

  • You must file your M-Form or an extension request on or before March 1, 2018, with the DOR Manufacturing & Utility Bureau District Office responsible for the location of your manufacturing property
  • If you mail your return or extension request, it must be postmarked on or before March 1, 2018. DOR will deny a request if it's postmarked after March 1, 2018.

E-filing - Manufacturing Assessment System

File or amend your form

  • M-L Form: Leased, Rented, or Loaned Personal Property Return
  • M-P Form: Manufacturing Personal Property Return
  • M-R Form: Manufacturing Real Estate Return

Other Online Services

  • File an additional electronic authorization request
  • Review your account history
  • Online extension request

For more information or if you have trouble e-filing your M-form, contact the DOR Manufacturing & Utility District Office in your area.