Hi Mike Abedini
The GB EORI starting GB0 is a non VAT EORI.
This will need to be ended and a new VAT registered EORI issued.
This can be applied for via
Get an EORI number
You will need to supply the following Unique Taxpayer Reference (UTR) - find your UTR if you do not know it
business start date and Standard Industrial Classification (SIC) code - these are in the Companies House register
Government Gateway user ID and password
VAT number and effective date of registration (if you’re VAT registered) - these are on your VAT registration certificate
National Insurance number - if you’re an individual or a sole trader.