Invoice reminder templates, from polite to firm
A good invoice reminder names the invoice number, the amount, and the due date, then asks for one specific action. Send a polite nudge three days after the due date and a firm follow-up at day 14. Stay factual, never apologetic, and reattach the invoice every time so nobody has to dig for it.
When should you send invoice reminders?
A fixed ladder removes the emotion. You are not deciding whether to chase; the calendar already decided.
- Day 3 overdue: a polite nudge. Assume the invoice got buried, because it usually did.
- Day 14 overdue: a firm follow-up. Ask for a payment date this week, not an apology.
- Day 21 overdue: pick up the phone. Email has had its chance.
- Day 30 overdue: a final notice stating what happens next, like paused work or a late fee if your contract allows one.
- Every reminder: invoice number, amount, original due date, payment link, invoice attached again.
Template 1: the day-3 polite nudge
Use this three days after the due date. Friendly, factual, and easy to act on in ten seconds.
Subject: Invoice [1042], due [last Friday]
Hi [Name], a quick nudge on invoice [1042] for [$1,800], which was due on [date]. I've attached it again so it's easy to find, and the payment link is inside.
Could you let me know when it's scheduled? Thanks!
Template 2: the day-14 firm follow-up
Use this two weeks past due. Still respectful, but the question changes from "did you see this" to "when will this be paid".
Subject: Invoice [1042], now two weeks overdue
Hi [Name], invoice [1042] for [$1,800] is now 14 days past due. Can you confirm payment will go out this week?
If something is blocking it on your side, a quick reply helps me plan. I'd rather fix this together than keep sending reminders.
Template 3: the day-30 final notice
Use this at one month overdue, and only say what you will actually do. Calm beats angry, and specifics beat threats.
Subject: Invoice [1042], final notice
Hi [Name], invoice [1042] for [$1,800] is now 30 days past due, and I haven't had a reply to my last two notes. Per our agreement, I'll need to [pause work on the project / apply the late fee in our contract] if payment isn't received by [specific date].
I'd much rather not. If there's a problem with the invoice or the timing, call me today and we'll sort it out.
Let the team run this for you
Inside Orbit, overdue invoices are Ray's job. He drafts a polite reminder at day 3 and a firm one at day 14, and he never touches an invoice that is paid or voided. Each reminder lands as a card you approve, edit, or dismiss before anything goes out. Ava's Monday report then shows you the money actually collected.
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Frequently asked questions
When should you send the first invoice reminder?+
Send the first reminder three days after the due date. That gap covers honest delays like sick days and weekend gaps, but is fast enough to show you track your receivables. Most overdue invoices at day 3 are oversights, so keep the first note light.
What should an invoice reminder say?+
An invoice reminder should state the invoice number, the amount, the original due date, and one clear ask, like "can you confirm when this is scheduled?". Attach the invoice again and include the payment link. Skip apologies and long explanations; the facts are the message.
How do you politely ask for payment without damaging the relationship?+
Treat the invoice as a shared logistics problem, not an accusation. Assume good faith at day 3, ask for a specific payment date at day 14, and invite them to flag any problem with the invoice itself. Polite, factual, and consistent protects the relationship better than silence followed by an explosion.
Can you charge late fees on overdue invoices?+
Only if your contract or invoice terms already say so, and rules vary by region, so check what applies where you operate. Even when you can, warn before you apply one: "per our agreement, a late fee applies after day 30" gets invoices paid more often than the fee itself does.
What if a client never pays an invoice?+
Escalate in steps: final written notice with a deadline, then pause any ongoing work, then consider small-claims court or a collections service depending on the amount. Before all that, call them. A surprising share of "never paying" clients are actually "lost the invoice and embarrassed" clients.
Get paid without the awkward emails
Ray drafts the day-3 and day-14 reminders for every overdue invoice in Orbit. You approve each send. Free plan, no credit card.
Free forever plan. No credit card. No spam.