At what point in the process are they able to view the sumbission information

At what point in the process are they able to view the sumbission information?

The submission data will be available right after the respondent submits the form. Then they will be able to check the submission from the Submissions page.

In order to view the submissions, they can follow this guide:

https://eu.jotform.com/help/269-How-to-View-Form-Submissions

Let us know if you need any further assistance.