HomeResources › Email Templates

Invoice Collection Email Templates

20+ professional email templates for every stage of invoice collection. From the polite first reminder to the formal legal demand. Copy, customize, and send — or let PingPaid send them automatically.

Template 1: Pre-due reminder (1-3 days before due date)

Subject: Invoice #[Number] due [Date] Hi [Client Name], I hope you are doing well. I wanted to give you a quick heads-up that Invoice #[Number] for €[Amount] is due on [Due Date]. Please let me know if you have any questions or need anything from my side. Thank you for your continued business. Best, [Your Name]

Template 2: Day 1 past due — gentle follow-up

Subject: Friendly reminder: Invoice #[Number] payment Hi [Client Name], I hope all is well. I noticed that Invoice #[Number] for €[Amount] was due on [Due Date] and has not yet been paid. Please let me know if there is anything I can help with to facilitate payment. I am happy to discuss payment options if needed. Best, [Your Name]

Template 3: Day 7 past due — firm but professional

Subject: Invoice #[Number] — 7 days overdue Hi [Client Name], This is a follow-up regarding Invoice #[Number] for €[Amount], which remains unpaid and is now 7 days past due. Per our agreement, a late fee of €[Late Fee] will apply if payment is not received by [New Due Date]. Please arrange payment at your earliest convenience. If you are experiencing difficulties, please let me know so we can discuss a payment plan. Best, [Your Name]

Template 4: Day 14 past due — stronger tone

Subject: Urgent: Invoice #[Number] — 14 days overdue Hi [Client Name], Invoice #[Number] for €[Amount] (including late fees of €[Late Fee]) is now 14 days past due. We have sent [Number] reminders regarding this invoice. Please remit payment immediately to avoid further escalation. If payment is not received within 7 days, we will be forced to pursue formal collection procedures, which may include legal action and additional costs. We value your business and hope to resolve this promptly. Best, [Your Name]

Template 5: Day 30 past due — formal demand

Subject: Final notice: Invoice #[Number] — 30 days overdue Hi [Client Name], Invoice #[Number] for €[Amount] (including accumulated late fees of €[Late Fee]) is now 30 days past due. Despite multiple reminders, payment has not been received. This is a final notice before we take formal legal action to recover the debt. If payment is not received within 7 days, we will: 1. File a formal demand letter 2. Pursue legal proceedings in accordance with [Country] law 3. Report the debt to credit agencies (where applicable) Please remit payment immediately to avoid these actions. [Your Name]

Template 6: Formal demand letter (legal)

Subject: Formal demand for payment — Invoice #[Number] [Date] [Your Name] [Your Address] [Client Name] [Client Address] Re: Formal Demand for Payment — Invoice #[Number] Dear [Client Name], I am writing to formally demand payment of Invoice #[Number], dated [Invoice Date], in the amount of €[Amount] (including late fees of €[Late Fee] per [Country] law). Despite [Number] reminders sent on [Dates], payment has not been received. This invoice is now [Days] days past due. Under [Country] law ([specific statute]), I am entitled to: - Late payment interest at the rate of [Rate]% - Fixed compensation of €[Amount] - Recovery costs You are hereby given [Number] days from the date of this letter to remit payment in full. If payment is not received, I will pursue all available legal remedies, including but not limited to: 1. Filing a claim in [Court Name] 2. Seeking a judgment for the full amount plus interest, fees, and costs 3. Reporting the debt to credit agencies (where applicable) Please remit payment to: [Bank Details] If you dispute this invoice, please provide written notice within 7 days. Otherwise, this demand is final. Sincerely, [Your Name] [Signature]

Template 7: Payment plan offer

Subject: Payment plan option — Invoice #[Number] Hi [Client Name], I understand that Invoice #[Number] for €[Amount] may be difficult to pay in full at this time. I am willing to offer a payment plan to help resolve this. Option 1: [Number] monthly payments of €[Amount] Option 2: [Number] weekly payments of €[Amount] Option 3: A partial payment of €[Amount] now, with the remainder by [Date] Please let me know which option works for you, or suggest an alternative. I am committed to finding a solution that works for both of us. Best, [Your Name]

Template 8: Retainer renewal reminder

Subject: Retainer renewal — [Month/Year] Hi [Client Name], This is a reminder that your retainer for [Month/Year] is due for renewal. The retainer amount is €[Amount]. To ensure uninterrupted service, please remit payment by [Due Date]. If you have any questions about the retainer or would like to discuss changes, please let me know. Best, [Your Name]

Template 9: Milestone payment reminder

Subject: Milestone payment due — [Project Name] Hi [Client Name], Milestone [Number] of [Total] for [Project Name] has been completed and approved. The milestone payment of €[Amount] is now due. Please remit payment to proceed to the next milestone. The next milestone is scheduled for [Date]. Thank you, [Your Name]

Template 10: Final project invoice

Subject: Final invoice — [Project Name] Hi [Client Name], I am pleased to confirm that [Project Name] has been completed and delivered. The final invoice is attached for your review. Invoice details: - Invoice number: [Number] - Amount: €[Amount] - Due date: [Date] - Payment terms: [Terms] Please remit payment by the due date. Once payment is received, I will provide all final deliverables and project files. Thank you for the opportunity to work with you. I look forward to future collaborations. Best, [Your Name]

More templates

PingPaid includes 20+ additional templates, including:

  • Spanish late payment notice
  • German Mahnung (formal reminder)
  • French mise en demeure
  • Portuguese cobrança formal
  • Italian sollecito di pagamento
  • UK Late Payment Act reference
  • US demand letter (state-specific)
  • Chargeback dispute response
  • Subscription renewal reminder
  • Payment failure recovery

Sign up for PingPaid to access all templates, send them automatically, and track payment status in real-time.

Stop chasing invoices. Start collecting them.

21 days free premium. No credit card. No setup. Just results.

Start Your Free Trial →

Get invoice collection tips

Join 2,400+ freelancers getting weekly payment recovery tactics.

✓ You're in. Check your inbox!