1st VAT return will not submit to HMRC

OK. Clicking around trying desperately to repeat your steps to check everything as you do…

I clicked on the “Connect a new Tax account” for a second time; see

I thus had two entries for the same account; one (semi) worked and the other error’ed out. Deleted the error connection and can now submit a VAT return. :wink:

Obviously some failure at the HMRC end to connect the accounts.