Alex is Sprintlaw's co-founder and principal lawyer. Alex previously worked at a top-tier firm as a lawyer specialising in technology and media contracts, and founded a digital agency which he sold in 2015.
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Running an eCommerce business means keeping cash flow steady - orders placed, goods shipped, invoices sent, and payments received. But what if a supplier or partner claims you owe them money and a debt collection letter lands in your inbox? Here’s how to deal with it calmly, correctly, and legally.
What is a debt collection letter?
A debt collection letter (sometimes called a credit collection or debt recovery letter) is a formal written demand for payment of an overdue invoice. It is often the final step before a creditor starts legal or external recovery action. In B2B and eCommerce settings, payment terms are usually written into contracts or T&Cs. When those terms are breached, a creditor can begin formal recovery by sending this letter. It typically:- Identifies the unpaid invoice(s) and total amount owed
- Sets a clear deadline for payment
- Warns of next steps if payment is not made - such as interest charges, referral to a debt collector, or legal proceedings
Why businesses send debt collection letters
Debt collection letters are normal commercial practice. They usually appear when:- A payment deadline passes and informal reminders have failed
- There is a dispute over goods or services delivered
- Cash flow or administrative errors delayed payment
What happens when you receive one
Receiving a debt collection letter does not mean immediate legal action or enforcement. It is a notice that - in the creditor’s view - money is still owed. This is your opportunity to fix the issue before it escalates. Do not ignore it. Ignoring a formal demand nearly always makes things worse and can add interest, late fees, or court costs.Step-by-step: how to respond
1. Check if the debt is valid
Compare the letter with your own records. Ask:- Does the invoice match goods or services actually received?
- Have payments already been made or credit notes applied?
- Were there complaints or quality issues still unresolved?
2. Pay promptly if the claim is correct
If you accept the debt, settle it quickly to avoid further costs or damaged supplier relationships. When paying:- Use the method stated in the letter or original contract
- Confirm payment in writing, referencing invoice numbers and the collection letter
- Keep proof of payment and correspondence
3. Raise a dispute if you disagree
If you believe the debt (or part of it) is wrong, respond in writing within the deadline. Set out:- Why you dispute the amount
- Any supporting evidence (emails, receipts, delivery records)
- Your proposal to resolve the matter
4. Negotiate if you have cash flow issues
If the debt is valid but funds are tight, contact the creditor quickly. Many will agree to a short-term payment plan rather than start costly action. Put any arrangement in writing and stick to it.What happens if you ignore the letter
Ignoring a debt collection letter is risky. You may face:- Referral to third-party collectors (with added fees)
- Legal proceedings for a County Court Judgment (CCJ)
- Statutory demands or winding-up petitions in serious cases
- Negative credit information or reputational damage with suppliers
Legal background for UK eCommerce owners
For B2B debts, recovery is based on contract law and commercial legislation. Key points include:- Late Payment of Commercial Debts (Interest) Act 1998 - allows creditors to add statutory interest (currently 8% above the Bank of England base rate) and claim reasonable recovery costs.
- Pre-Action Protocol for Debt Claims - before starting court proceedings, a creditor must send a compliant letter before claim giving the debtor at least 30 days to reply.
- Business-to-business vs consumer debts - consumer debts are regulated by the Consumer Credit Act and FCA rules; B2B debts are not, but fair dealing and contractual clarity still apply.
- Enforcement options - unresolved debts can lead to CCJs, enforcement by High Court Enforcement Officers, or insolvency steps for companies or sole traders.
Preventing future debt collection issues
- Keep accurate, centralised records of contracts, invoices, and payments
- Use accounting software with automatic reminders and payment tracking
- Have written internal procedures for chasing or disputing invoices
- Include clear payment terms, late payment interest clauses, and dispute resolution processes in your contracts
- Credit check new suppliers and clients before extending payment terms
- Communicate early about payment problems instead of going silent
Should you get legal advice?
It’s always best to speak with a lawyer early – before things escalate. A commercial lawyer can review your contracts, payment terms, and correspondence to identify any risks before they turn into disputes. Getting professional advice at this stage doesn’t just protect you from immediate problems – it also helps strengthen your contracts and payment processes so similar issues don’t happen again.Key takeaways
- A debt collection letter is a formal payment demand, not a judgment - it is your chance to fix the issue early.
- Read it carefully, check your records, and respond within the stated timeframe.
- If valid, pay promptly and confirm in writing; if disputed, reply with evidence.
- Ignoring the letter can lead to added costs, CCJs, or enforcement.
- Under the Late Payment of Commercial Debts Act, creditors can add statutory interest and costs.
- Prevent future problems through strong credit control and clear contracts.
