SHVL letter before action template UK B2B drafting support only. Review before sending. Not legal advice. [Your business name] [Your address] [Your email] [Date] [Debtor name] [Debtor address] Re: unpaid invoice [invoice number] We are writing about invoice [invoice number] for £[amount], issued on [invoice date] and due on [due date]. Our records show that this remains unpaid. Please pay the outstanding amount by [response date] or contact us immediately if you believe the invoice is disputed, has already been paid, or needs corrected documentation. If we do not receive payment or a substantive response, we may consider further recovery steps. We may also claim statutory interest and fixed compensation where available for qualifying commercial debts. This letter is sent without prejudice to any rights and remedies available to us. Yours sincerely, [sender name]