E-File and Submitting Information

Note: The E-File page’s URL has been changed to wsiat.ca/en/e-file/index.html. Please update your bookmark.

Submit E-File

What can I E-File?

You can E-File any appeal or application related document (in Adobe PDF format). This includes WSIAT forms, WSIB decisions, documentary evidence, written submissions, and receipts. You can also E-File MP4 files such as surveillance videos.

Don’t have Adobe Acrobat?

If you need to install the free Adobe Reader DC program click on the following link: https://get.adobe.com/reader/.

Don’t have a computer?

If you don't have a computer or internet access, you can visit the Ontario Workplace Tribunals Library (OWTL) at 505 University Avenue, 7th floor, and use the public computer terminal to E-File information.

How to E-File WSIAT Forms

  1. Find and click on the form you need.
  2. Type your information into the fillable fields.
  3. Save and name the form using the save function in Adobe. e.g., Save As: WSIAT NOA
  4. Click the “Submit E-File” button on the E-File instruction page. See above.
  5. Fill out the fields and upload your files.
  6. Check the box to agree to the Terms and Conditions.
  7. Click the Submit button.

How to E-File Other Documents and Videos

  1. Save any document(s) you want to send us on your computer in Adobe PDF format. Make sure that all videos are saved in MP4 format on your computer.
  2. Click the “Submit E-File” button on the E-File instruction page. See above.
  3. Fill out the fields and upload your files.
  4. Check the box to agree to the Terms and Conditions.
  5. Click the Submit button.

(Note: You can submit up to 5 files at a time. Each file can be no larger than 3 GB. If you have a file that is larger than 3 GB, contact our Call Centre for assistance.)

If you have technical questions or if you have trouble with E-File, please call the WSIAT’s Call Centre at 416-314-8800 or 1-888-618-8846, 8:30 a.m. to 5:00 p.m. Monday to Friday.