Hi Stephen,

While I would love to assist you directly, this issue requires a detailed review by our Live Support Team. They can help ensure your tax return is submitted successfully in QuickBooks Online. Here's how you can reach them:

1. Go to the Help menu, then click the Search tab.
2. In the search box, type Contact Us.
3. Click Contact Us and hit Callback.

For effective communication, please refer to our support hours: How to get help with QuickBooks.

If you have any other questions or concerns, don’t hesitate to reach out. We’re always here to help.