Payment reminder email templates for invoices
A useful payment reminder is short, specific and easy to act on. Identify the invoice, amount and due date, state whether it is due soon or overdue, include the payment information the customer needs, and give them a simple way to tell you if there is a problem.
Reviewed: 11 September 2026
A simple reminder sequence
Start factual and helpful. Increase firmness only when the invoice remains unresolved.
| When | Purpose | Tone |
|---|---|---|
| Before due date | Confirm the upcoming deadline and payment details | Helpful |
| Just overdue | Check whether payment or approval is already in progress | Polite and direct |
| Still unpaid | Ask for a payment date or a clear explanation of the blocker | Firm and specific |
| Final escalation | State the next step that is actually available to you | Formal, factual and accurate |
Before the due date
Subject: Invoice [number] is due on [date]
Hello [name], a quick reminder that invoice [number] for [amount] is due on [date]. I have included the payment details again below for convenience. If anything on the invoice needs clarification before payment, please let me know.
Just after the due date
Subject: Invoice [number] — payment follow-up
Hello [name], I am following up on invoice [number] for [amount], which was due on [date]. If payment has already been sent, please disregard this note. Otherwise, could you confirm the expected payment date or let me know if anything is holding it up?
When the invoice is still unpaid
Subject: Invoice [number] remains outstanding
Hello [name], invoice [number] for [amount] remains outstanding after its due date of [date]. Please confirm when payment will be made, or contact me by [reply date] if there is a dispute or another issue we need to resolve.
Do not threaten fees, collections, service suspension, or legal action unless those steps are genuinely available and appropriate under the agreement and applicable rules.
Check these details before sending a reminder
- Invoice number and customer name.
- Original invoice date and exact due date.
- Outstanding amount and currency.
- Whether a credit note, partial payment, dispute, or revised invoice changes the balance.
- Payment account, link or reference if the customer needs it again.
- The correct billing or accounts-payable contact.
The payment reminder generator helps assemble a reminder from those reviewed invoice details. It does not send the message for you.
A reminder should not invent rights or deadlines
Late fees, interest, statutory notices, collection steps and minimum reminder periods can depend on the contract, customer type and jurisdiction. Use wording that reflects your actual situation, and check local requirements before adding legal consequences.
Prepare a concise reminder from the invoice details.
Review the customer, amount, due date and payment information before you send it.