Tax code & in procedure & is invalid

What causes this issue?

The tax code entered is not defined in the company code country.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE FI_NA_CUST
Check whether the required tax procedure has been allocated to the
company code country. The <LS>Procedure</> field is on the detailed
screen.
If you need a new tax code, you can create one yourself.

Error message extract from SAP system. Copyright SAP SE.