Reminder email

Due Soon Invoice Reminder Email

Updated 2026-06-21

Polite email wording for reminding a client before an invoice due date arrives.

Generate reminder email

When to use it

The invoice is not late yet, but the due date is close.

Suggested subject

Upcoming invoice due date

Sample wording

Hi Client, this is a quick reminder that invoice INV-1001 is due soon. No action is needed if payment has already been scheduled.

Recommended timing

Send this 2 to 3 business days before the due date.

Before you send

  • Confirm the invoice number, due date, and amount.
  • Attach or link the original invoice.
  • Keep the wording factual and professional.
  • Save a copy of the message for your records.