Issues completing and submitting returns

Unable to amend a return

A VAT3 takes up to three working days to be fully processed.

Once this time has elapsed, you should be able to amend it.

To amend a VAT3 return:

  • proceed as if to file a new VAT3
  • then click the 'Additional' button to see the list of periods available for amendment.

Next: Password or certificate incorrect at sign and submit