Hello there, Steve Rough.
Thank you for taking the time to post here in the Community. I'm here to help provide information about adding BACS in QuickBooks Online.
You can create a new set of BACS settings for the business if this is part of your payroll. However, please note that this feature is only available in QuickBooks Online Advanced Payroll.
I recommend the following links as it's a hub of articles to assist a user with the payroll, such as setting up BACS:
If you need to contact QuickBooks Support for further assistance, feel free to follow these steps:
Get back to me anytime you have questions concerning your BACS. I'll be sure to get back to you.