Spend Authorized supplier registration not creating sites for all active BU's

Summary:

Is it possible to create spend authorized supplier site in all active BUs through external supplier registration

Content (please ensure you mask any confidential information):

Spend authorized supplier site is being created in only invited procurement BU , is it possible to created sites in all active BU's

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

24B

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