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the billing company must be registered for eInvoicing (for more information, see … Billing Company Registration)
the debtor’s invoice delivery details must have eInvoicing set as the invoice delivery method (for more information, see …).
...
the billing company must be registered for eInvoicing (for more information, see … Billing Company Registration)
the debtor’s invoice delivery details must have eInvoicing set as the invoice delivery method (for more information, see …).