OVERDUE INVOICE LETTER — UK (Late Payment of Commercial Debts Act 1998)
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[Your Name / Business Name]
[Your Address]
[City, Postcode]
[Your Email]
[Your Phone]
[Date]

[Client Name / Business Name]
[Client Address]
[City, Postcode]

RE: OVERDUE INVOICE — [INVOICE NUMBER] — NOTICE UNDER THE LATE PAYMENT OF
    COMMERCIAL DEBTS (INTEREST) ACT 1998

Dear [Client Name],

I am writing regarding Invoice [INVOICE NUMBER] for [DESCRIPTION OF SERVICES],
issued on [INVOICE DATE] with payment due on [DUE DATE].

As of [TODAY'S DATE], this invoice is [X] days overdue. Under the Late Payment
of Commercial Debts (Interest) Act 1998, statutory interest is accruing on this
debt at 8% above the Bank of England base rate from the due date.

INVOICE DETAILS:
- Invoice Number: [INVOICE NUMBER]
- Invoice Date: [INVOICE DATE]
- Due Date: [DUE DATE]
- Original Amount: £[AMOUNT]
- Statutory Interest Accrued (8% + base rate from [DUE DATE]): £[INTEREST AMOUNT]
- Debt Recovery Cost (fixed under the Act): £[40 / £70 / £100]
- TOTAL NOW DUE: £[TOTAL]

To calculate statutory interest: visit https://www.gov.uk/late-commercial-payments-interest-debt-recovery

I have previously contacted you regarding this matter on:
- [DATE OF PREVIOUS CONTACT 1]
- [DATE OF PREVIOUS CONTACT 2]

I require payment of £[TOTAL] by [DEADLINE DATE — 14 DAYS FROM TODAY].

Payment can be made by:
[BANK TRANSFER: Bank Name, Account No., Sort Code]
Reference: [INVOICE NUMBER]

If payment is not received by [DEADLINE DATE], I will proceed with:
1. Filing a claim via Money Claim Online (MCOL) at moneyclaims.service.gov.uk
2. Referring this debt to a collections agency

This letter constitutes formal written notice.

Yours sincerely,

[Your Full Name]
[Your Business Name]
[Company Registration Number, if applicable]