---
url: /flow/guide/scripting-reference/functions/accounting/taxamount.md
---

# TaxAmount

## Declaration

`Function TaxAmount( aValue, aTaxRate : Extended) : Extended`

### Example

```pascal
procedure OnMapEvent(var Value:Variant);
begin
  Value := TaxAmount(120,12.5); //result is 15
end;
```

## Description

TaxAmount returns the amount of tax in aValue at the tax rate of aTaxRate. aTaxRate is given as a percentage and must be a value between 0 and 100 eg 12.5 is 12.5%