What to do when a client doesn't pay

The most important thing to know upfront: most non-payment situations are not malicious. The majority of late invoices are the result of the invoice getting buried, an approval chain slowing things down, or a cash-flow crunch on the client's side. That means the right approach, at least initially, is professional persistence — not confrontation.

This guide gives you a clear escalation path. Follow it in order. Most situations resolve by step 3.

Before you escalate — check these first

Before sending any follow-up, make sure the problem isn't on your end:

• Did you send the invoice to the right email address?
• Did your email land in spam? (Check with the client if possible.)
• Is the invoice clearly addressed to the person who can approve payment?
• Is the payment method you listed actually usable? (Is the Stripe link live? Is the PayPal address correct?)

If any of these are uncertain, resend before escalating. A clean resend fixes a surprising number of "non-payment" situations that were really just delivery failures.

The escalation path

Your first follow-up should assume the best: the invoice got buried. Keep it short, warm, and free of accusation.

Subject: Invoice INV-001 — quick follow-up

Hi [Name],

Just following up on Invoice INV-001 for $[amount], which was due on [date]. Please let me know if you need me to resend it or if there's anything you need from my end. Thanks!

Send this by email. Don't call yet — email gives the client a paper trail they can forward to their AP department without having to do anything extra on their part.

If you've heard nothing after the first email, call — don't email again. A call is harder to ignore and signals that you're serious without being confrontational. Keep the tone friendly but direct:

"Hey [Name], I'm calling about Invoice INV-001 I sent over — just wanted to make sure it reached the right person and see if there's anything holding it up."

Listen for what they say. Common responses:

• "It's in our system, we run checks on the 15th" — Fine. Ask for the specific payment date and follow up then.
• "I didn't receive it" — Resend right now, while you have them on the phone.
• "We're having some cash flow issues right now" — This is a bigger conversation (see below).
• No answer, no callback — Move to Stage 3.

If you're now two weeks past due with no resolution, send a formal overdue notice. Tone shifts from friendly to professional-firm. Include:

• The original invoice (attached again)
• The original due date and current amount owed
• Any late fee you're adding (if your contract or invoice specifies one)
• A new, firm deadline to pay before you escalate further

Subject: OVERDUE: Invoice INV-001 — action required

Hi [Name],

Invoice INV-001 for $[amount] was due on [date] and remains unpaid. I've reached out by email and phone without a resolution.

Per our agreement, a late fee of [X%] is being applied. The updated total is $[new amount], due by [new date].

Please process payment by [new date] or contact me immediately to discuss. I've attached the invoice again for your reference.

[Your name]

CC this to your primary contact's manager if you have the contact information. You're not escalating aggressively — you're making sure the right people are aware.

At this point, stop any ongoing work for this client. Do not deliver new work while an invoice is 30+ days overdue — you're compounding your exposure.

You now have three paths, roughly in order of effort and cost:

Option A: Negotiate a payment plan

If the client acknowledges the debt but genuinely can't pay the full amount at once, a payment plan is often better than pursuing collections. Offer 2–3 installments over 30–60 days. Get the agreement in writing (email is fine). This works best when the client relationship has value beyond this invoice and you believe they're acting in good faith.

Option B: Collections agency

A collections agency will take over the debt for a percentage of what's recovered — typically 25–50%. You get less than the full amount, but you also stop spending your own time on it. Best for larger invoices where chasing yourself isn't worth the opportunity cost.

Option C: Small claims court

For invoices under your state's small claims limit (usually $5,000–$10,000), small claims court is surprisingly accessible. You file, pay a small filing fee, show up with your invoice and any written communication, and a judge decides. You don't need a lawyer. The process takes 1–3 months. If you win, you get a judgment — which you then have to collect on, which can require additional steps if the client still refuses to pay.

Small claims is most effective as a credible threat before you actually file. Many clients pay in full once they receive the filing notice.

If a client says they can't pay right now

Handle this separately from the escalation path above. A client who says "we're going through a rough patch" is different from a client who ghosts you. With the former:

1. Ask for a specific date when they expect to be able to pay, and get it in writing.
2. Offer a payment plan if the amount is large enough to make it useful.
3. Stop work immediately until at least a partial payment is made.
4. Do not extend any more credit (i.e., don't start new projects or deliver additional work).

If the date they give you passes with no payment and no communication, move back to the standard escalation path.

How to prevent this in the future

Non-payment is easier to prevent than to chase. Three changes that make the biggest difference:

• Require a deposit for new clients. 25–50% upfront filters out bad-faith clients and protects you on larger projects.
• Include late fee terms on every invoice. Even if you never charge them, having them in writing gives you leverage.
• Use a payment link, not just bank details. Clients who can click a Pay button pay significantly faster than clients who have to initiate a bank transfer. Invoifly embeds live payment links directly in your PDF.