invoice total

Invoice Total Field

The final amount due on the invoice, automatically calculated from line items and tax.

Field Details

• Form Field: total_amount
• Type: Calculated display
• Currency: USD
• Read Only: Automatically calculated

Calculation Method

Subtotal = Sum of all line items (Quantity × Unit Price)
Tax Amount = Subtotal × Tax Rate
Total = Subtotal + Tax Amount

Display

The total is shown in the totals section:

• Subtotal: Sum of all line items
• Tax: Calculated tax amount
• Total: Final amount due

How to Change

The total is automatically updated when you:

• Add or remove line items
• Change quantities or unit prices
• Modify the tax rate

You cannot edit the total directly.