Component CRM-BF-TAX is responsible for the Country Tax Category in every SAP system(like FI or SD), not only in the CRM product, and it deals with issues related to different tax formats and checks. The reason of this WIKI is to centralize all the information for Tax categories in one single page. The main aspects for Tax Categories we are covering here are information related to:
Link to the documentation that is enforcing the Tax Category.
The following would be a list of the different countries supported by SAP with their tax categories, formats & checks.