How to chase late-paying clients without burning the relationship
Chasing payments is the worst part of running a service business. Here's the practical playbook that gets you paid without losing the client — or your sanity.
Quick answer
The right late-payment process is automated, escalating, and unemotional. Send a friendly reminder 3 days before the due date, a polite chaser 1 day after, a firmer follow-up after 7 days, and a final demand with late fees after 30 days. After 60 days, decide whether to escalate to debt collection or accept the loss. The single biggest predictor of getting paid is consistent, automated follow-up — not aggressive tone.
Step-by-step
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Set up the right system before chasing
Most late-payment misery comes from manual chasing. Set up your invoicing software (Wave, FreeAgent, QuickBooks, Stripe Invoicing) to send automatic reminders. Standard cadence: 3 days before due date (gentle reminder), 1 day after due date (polite first chase), 7 days after (firmer follow-up), 14 days after (final notice with late fees). The automation does 80% of the work. You only step in for the final personal escalation.
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Day 1 after due date: polite first chase
Tone: friendly, assumes oversight, includes the invoice attached. Sample: 'Hi [Name] — just a friendly heads-up that invoice [number] was due yesterday. Sometimes these slip through, so I've reattached it here. Could you let me know when it's likely to be paid? Thanks!' Most invoices (60–70%) get paid within 5 days of this first chase. The friendly tone keeps the relationship intact while making the request clear.
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Day 7: firmer follow-up
Tone: still polite but more direct, names the specific issue, asks for a date. Sample: 'Hi [Name] — checking in on invoice [number], now a week overdue. Could you confirm the payment date so I can update my records? If there's an issue with the invoice, happy to discuss. Thanks.' This catches accounts-payable holdups and forces a concrete response. Around 80–85% of remaining invoices clear here.
- 4
Day 14: final notice with late fees applied
Tone: formal, references your terms, applies late fees. Sample: 'Hi [Name] — invoice [number] is now 14 days overdue. Per the terms on the invoice, I've applied a late payment fee of £40 plus interest at 8% above BoE base rate as per the Late Payment of Commercial Debts Act. Could you arrange payment by [specific date]? Thank you.' Applying late fees signals you take this seriously. Even clients who haven't paid for cash-flow reasons usually find the money when fees start accruing.
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Day 30: pick up the phone
If automated chasing hasn't worked, call. Email reminders are easy to ignore; phone calls force a response. Tone: friendly but direct. Ask specifically: 'Is there a problem with the invoice that I'm not aware of? When can I expect payment?' Listen for the real reason (cash flow issues, internal accounts approval, dispute over scope). Most disputes are recoverable with a quick call; most cash flow issues can be resolved with a payment plan agreement.
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Day 60: decide on escalation
At 60 days overdue, decide. Three options. Write off the invoice and learn from it (deposit upfront next time, more aggressive credit checks, smaller invoice tranches). Send a formal Letter Before Action — a final demand stating you'll take court action within X days. Pass to debt collection (typically 10–30% of the amount, but skin in the game for them). Small claims court in the UK (£35–£455 fee depending on amount) is straightforward for invoices under £10k and often the threat alone gets payment.
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Prevent future late payments
Three changes that prevent most late-payment cycles. Require 30–50% deposits upfront for new clients or jobs over £1,000. Use shorter payment terms (Net 7 or Net 14, not Net 30). Run a basic credit check on new B2B clients (Experian Business, Companies House for UK ltds) — a 30-second check filters out historically bad payers. The clients you stopped working with are clients who weren't profitable anyway.
Tips & best practices
- ▸Never apologise in chase emails. 'Sorry to bother you about this' undermines your position; you're not bothering them, you're following up on overdue work.
- ▸Keep your tone unemotional throughout. Late payment feels personal but is almost always either oversight or internal accounts process — anger doesn't speed it up.
- ▸Always document everything. Save all emails, call notes, and acknowledgments in case you need to escalate to court or debt collection.
Common questions
How long should I wait before chasing a late payment?
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Send a polite first chase the day after the invoice goes overdue — same day is fine for friendly tone. Don't wait a week 'to be polite'; the longer you wait, the harder it is to recover.
Should I add late fees?
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Yes, after about 14 days overdue. UK statutory late fees (£40+ plus 8% interest above BoE base rate) are automatic for B2B invoices and signal you take this seriously. Even if you don't ultimately enforce them, having them applied changes the conversation.
When should I take legal action?
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For invoices over £500 that are 60+ days overdue with no payment plan agreed, formal escalation makes sense. UK small claims court (under £10k) is straightforward and the filing fee is recoverable. Debt collection agencies take 10–30% but handle the work for you.
How do I prevent late payments in the first place?
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Three moves. Require deposits upfront (30–50% for new clients or large jobs). Use Net 7 or Net 14 terms, not Net 30. Run quick credit checks on new B2B clients. These three changes eliminate most late-payment cycles.