bank account approvals not firing

Summary:

we are testing ACH functionality and I believe we have enabled all required setups to route bank account approvals to an approval group, but users are adding bank accounts but the workflow isn't firing.

Content (please ensure you mask any confidential information):

How do we get the approvals to work?

Version (include the version you are using, if applicable):

23D

Code Snippet (add any code snippets that support your topic, if applicable):

NA