iv got do my vat return we been doing it but this month it says
sign in with the code
going to phone vat people and see if its there end
Hi Mark,
Unfortunately the authorisation code that HMRC issue expires after 18
months. That means you will need to enter a new code from time to time.
Please log in and click 'Connect' then follow the instructions from step 2
to enter a new HMRC authorisation code.