Yes. You can cancel or change a return submission if it hasn’t been posted yet.
- Log into TNTAP.
- From the home screen, click on the “Submissions” tab.
- Select the return under the "Submitted" heading.
- To delete your submission click on the “Delete Submission” hyperlink; a dialogue box will open and ask “Are you sure you want to delete this submission?” To delete the return click “Yes”.