The base amount field must be filled in and the VAT must be specified.
For example, these are the fields Base standard [CZK] and VAT standard [CZK] – the base amount at the standard rate and the VAT at the standard rate.
How to Import Non-Line Item Invoices Using Excel
Can an item-free invoice with an amount be imported using an XLS file?
Written by Lenka Haringerová