When Is Net 30 Due? Due Date From Invoice Date
See exactly when a Net 30 invoice is due from any invoice date — calendar days, business days, and copy-ready wording.
Accounts payable teams often argue over whether Net 30 starts on invoice date, receipt date, or approval date. This page uses invoice date as the default anchor — state yours on the invoice to avoid disputes.
Market reference
| Metric | Range | Note |
|---|---|---|
| Invoice dated | Aug 1, 2026 | example |
| Net 30 due (calendar) | Aug 31, 2026 | 30 days later |
| If received Aug 5 | still Aug 31 | unless contract says receipt |
| Business-day Net 30 | may differ | toggle on tool |
Interactive example — when is net 30 due
- Due date
- Mon, Aug 31, 2026
- Days from invoice
- 30 days
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Frequently asked questions
When is Net 30 due if I invoice on the 1st?
Usually 30 calendar days later — the 31st for a 31-day month, or the last day of the next month for shorter months.
Does Net 30 start when the client receives the invoice?
Only if your contract says so. Default industry practice is invoice date.
How do I write the due date on the invoice?
Use our Copy invoice line on the main tool, or write: Payment due within 30 days of invoice date (due [date]).