How to send documents to us securely using the Electronic Submission System (ESS).
On this page
New users: Submit an online registration request (select 'Register for System Access'). You must register on an individual basis using your corporate email address – this will be your username when logging on to the new system.
How to use the portal
For information on how to use the ESS portal, see our ESS User Guide.
You can also call our general administrative line on 020 7066 8348.
We’ve strengthened how you log into ESS to further protect and control access to our data. You now need to enter a one-time passcode each time you log in. See our resource page for more information.