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4ᵉ unpaid invoice reminder templates: copy and paste examples

Temps de lecture : 1 minutes
The 4ᵉ reminder of an unpaid invoice often marks the last attempt before litigation. By this stage, your customer has ignored all previous reminders. It's time to adopt a firmer tone, while remaining professional.
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Here's what you need to know about the 4ᵉ unpaid invoice reminder:
Le 4ᵉ reminder comes into play when all previous reminders have failed
It is usually sent 5 to 10 days after 3ᵉ recall, except in emergencies
At this stage, a ton ferme but always professional
Remember to call back amount due the reference of the invoice and its due date
List the previous reminders and means used (mail, phone...)
Mention the late fees and the €40 flat-rate indemnity
Give a last payment deadline often between 5 and 7 days
Specify that in the absence of regulations, a formal notice will be sent
The article proposes two templates to copy according to customer profile
And if you want to avoid that, Hero automate your reminders and secure your payments
When to send a 4ᵉ unpaid bill reminder?
Send this reminder if your customer stays totally silent after 3 reminders at intervals over several weeks, or if systematically postpones payment without clear justification.
Ce reminder allows formalize a final warning before resorting to formal notice or legal proceedings.
In terms of time, you can send the 4th reminder 5 to 10 days after the 3ᵉ reminder, unless the situation is urgent (high amount, end of accounting year, etc.).
Choose registered mail with acknowledgement of receipt but a e-mail with acknowledgement of receipt may be sufficient for small amounts.
How to structure a final reminder before a formal notice?
A 4ᵉ reminder should be firm, clear and structured without unnecessary aggression. You must :
Remind us of the amount due the invoice reference and its due date
List previous reminders (dates, channels used)
Mention late penalties (legal or contractual rate)
Indicate a final deadline payment terms (e.g. 7 days)
Warn of impending formal notice if payment is not made
This type of message is often a useful preamble legal action, in particular to show your good faith if the case is taken to court.
Model for a usually reliable but late customer
Here is a first model of the 4th relaunch:
Subject: Last reminder before formal notice - Invoice [ref. XXXX]].
"Hello [Name],
Despite our previous unanswered reminders, we note that the invoice [ref. XXXX] in the amount of [XXX €], due on [date], remains unpaid.
We understand that unforeseen circumstances can arise. However, this delay is starting to affect our cash flow.
We therefore ask you to pay within 7 days of this message. After this deadline, we will be forced to consider a formal notice.
If you have any questions, please do not hesitate to contact us.
Best regards,
[Name / Company name]"
Model for a customer at risk or in bad faith
Here is a 2nd model of 4eme relance :
Subject: Last warning before formal notice - Invoice [ref. XXXX]].
"[Nom],
To date, we have sent you three reminders concerning invoice [ref. XXXX] in the amount of [XXX €], due on [date]. No payment or return from you has been recorded.
In accordance with our general terms and conditions late fees as well as a flat-rate indemnity of €40 are now applicable.
In the event of non-payment within 5 days, we will forward your file to our collections department and initiate legal proceedings. formal notice procedure without further notice.
This is our final friendly reminder .
Best regards,
[Name / Company name]"
Hero: avoid getting to the 4ᵉ reminder
With Hero By automating your reminders and taking action earlier, you greatly reduce the risk of non-payment.
Hero lets you :
Quickly view your overdue invoices
Schedule automatic reminders by e-mail or post
Financing your bills
Launch a formal notice with one click without an outside firm
By acting at the very first warning, you avoid escalation and secure your cash flow.
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