Past Due Invoice Email Template (Polite, Firm, Final)

Past due doesn’t need to be awkward. State the facts, ask for a payment date, and make it easy to pay or reply with a plan.

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Starter

$39

One-time payment for a basic reminder pack.

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Pro

$89

Full multi-email sequence plus templates and variations.

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The 3-line structure that works best

Status: invoice is past due (include due date)
Ask: confirm the payment date
Next: include payment details and request a reply

Subject lines

Past due: invoice #{InvoiceNumber}
Payment date confirmation — invoice #{InvoiceNumber}
Outstanding balance — #{InvoiceNumber}
Following up: invoice #{InvoiceNumber}
Please confirm today — invoice #{InvoiceNumber}

Email templates

Polite

Subject: Past due: invoice #{InvoiceNumber}

Hi {Name},

Invoice #{InvoiceNumber} for {Amount} is now past due (due {DueDate}).
Could you please confirm when payment will be made?

Payment details: {PaymentDetails}

Thanks,
{YourName}

Firm

Subject: Payment date needed — invoice #{InvoiceNumber}

Hi {Name},

Following up on invoice #{InvoiceNumber} ({Amount}), past due since {DueDate}.
Please reply today with the payment date so we can close this out.

Thanks,
{YourName}

Final

Subject: Final notice — invoice #{InvoiceNumber}

Hi {Name},

This is a final reminder for invoice #{InvoiceNumber} ({Amount}), due {DueDate}.
Please confirm payment by {DeadlineDate}. If we don’t hear back, we’ll proceed with next steps per our agreement.

Regards,
{YourName}

Past Due Invoice Email Template (Polite, Firm, Final)

The 3-line structure that works best

Subject lines

Email templates

Simple follow-up cadence

FAQ

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