Where does the invoice number for an automatic withholding tax invoice come from?

The invoice number for the tax authority invoice is a concatenation of the following values separated by hyphens:

• Withholding Tax

• Internal identifier of the supplier invoice number

• Invoice line number

• Count of withholding invoices for the invoice line

The invoice description is a concatenation of the following values separated by hyphens and followed by a slash:

• Withholding Tax

• Supplier name

• Supplier invoice number

Here's an example:

• Invoice Number: Withholding Tax -10239 - 3 - 1

• Invoice Description: Withholding Tax - Allied Manufacturing - 123456 /