Hello there, @cabmort. I'll be happy to outline the steps to set up a VAT code in QuickBooks Online (QBO).
If you haven't yet, ensure to set up your VAT in QBO. Once done, please refer to the steps below to create a new VAT code.
Once done, your new VAT code is now available when entering your next invoice/expense/bill. For more information, please see this article: Create a new VAT code in QuickBooks Online.
Furthermore, here's a guide to assist you in submitting your VAT return in QBO: Submit a VAT return to HMRC using MTD in QuickBooks Online.
Keep in touch if you have other concerns about VAT. The Community is here to help. Stay safe.
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