Kofax Getting Started with Ascent Xtrata Pro - Manual (Page 397)

Chapter 6
378 Ascent Xtrata Pro User's Guide
regional boundary). Frequently, the tax rates are not printed on the invoice,
and therefore must be considered as unknowns. This is the equation for
validating an invoice with sales or use taxes.
SubTotal +Postage + Packaging – Discount + TaxAmount1 +…+ TaxAmount4
= Total
Internally, the SubTotal field and the NetAmount0 field are treated identically.
Note An international invoice typically does not contain taxes. It can be mixed in
projects with either of the tax models. No special settings are required to specify
the validation an international invoice.
Tax Rates
Enter a tax value and click Add to insert additional tax rates.
Amount Validation
This area shows the predefined calculations used for the validation of the
currently selected tax model.
Testing
Enter some sample values in the Test Value column and click Validate to test the
predefined calculations. A message shows the validation result.
Advanced Tab
The Advanced tab has settings for general options, discount rates, rounding mode
and tax validation.