Yes. You can edit or delete a return on MyDORWAY if: 

1. You filed the return on MyDORWAY, and
2. The return shows as Submitted in the status column.

If the return shows as Processed in the status column, you will need to file an amended return.

To edit, delete, or amend a return on MyDORWAY, scroll to the correct tax account under the Accounts tab and click View Returns and Periods. On the next screen, scroll to the correct return. To edit or delete the return, click View Submission. To amend the return, click View or Amend Return, then select Amend, located in the top right corner of the screen.