How To Politely Send Invoice Reminders And Still Mean Business [With Templates]

Discover expert tips, effective templates, and FAQs to streamline your invoicing process and get paid faster.


03 Jun 2024

Getting paid on time is crucial for keeping your business running smoothly. Invoice reminder emails play a big role in ensuring that happens. In this guide, we'll cover the ins and outs of invoice reminder emails, from best practices to ready-to-use templates.

Table of Contents

  1. Why Invoice Reminder Emails Matter
  2. Best Practices for Writing Invoice Reminders
  3. Effective Structure of an Invoice Reminder Email
  4. Templates for Every Stage of Reminding
    • Before Due Date
    • Just After Due Date
    • One Week After Due Date
    • Final Reminder
  5. FAQs About Invoice Reminder Emails
  6. How Can Make Your Life Easier

Why Invoice Reminder Emails Matter

Think of invoice reminder emails as your silent, efficient collections team. They help you get paid on time without the awkwardness of phone calls, keep your cash flow healthy, and let clients know you're serious about your business.

Best Practices for Writing Invoice Reminders

  1. Stay Polite: No matter how overdue the payment, always keep it friendly and professional.
  2. Clear Subject Line: Use subject lines that are straightforward. Mention "Payment Reminder" and the invoice number.
  3. Detail-Oriented: Always include the invoice number, due date, and outstanding amount.
  4. Attach the Invoice: Make it easy for your client to see what they owe.
  5. List Payment Options: The easier it is to pay, the quicker you'll get paid.
  6. Mention Consequences Gently: Politely remind them of late fees or penalties.
  7. Clear Call to Action: Make it crystal clear what you need them to do next.

Effective Structure of an Invoice Reminder Email

  1. Subject Line: "Payment Reminder: Invoice #12345 Due on [Date]"
  2. Greeting: Address the client by name.
  3. Introduction: Briefly remind them of the outstanding invoice.
  4. Invoice Details: Include the invoice number, due date, and amount due.
  5. Attach Invoice: Attach a copy of the invoice.
  6. Payment Options: Provide information on how to make the payment.
  7. Consequences: Mention any late fees or penalties.
  8. Call to Action: Request immediate payment or a response.
  9. Closing: Thank them for their attention and cooperation.

Templates for Every Stage of Reminding

Before Due Date

Subject: Friendly Reminder: Invoice #12345 Due Soon


Hi [Client Name],

Just a quick reminder that Invoice #12345 is due on [Due Date]. The balance due is [Amount].

Please reach out if you have any questions.


[Your Name]
[Your Contact Information]

Just After Due Date

Subject: Payment Reminder: Invoice #12345 Overdue


Hi [Client Name],

I hope you're doing well. This is a reminder that Invoice #12345, due on [Due Date], is now overdue.

The outstanding amount is [Amount].

Please let us know if you have any questions or need assistance with the payment.

Thanks for your prompt attention to this matter.

[Your Name]
[Your Contact Information]

One Week After Due Date

Subject: Urgent: Overdue Payment for Invoice #12345


Hi [Client Name],

Our records show that payment for Invoice #12345, due on [Due Date], is still outstanding.

The amount due is [Amount].

We would appreciate it if you could process this payment as soon as possible.

If there are any issues, please contact us to discuss further.

[Your Name]
[Your Contact Information]

Final Reminder

Subject: Final Notice: Immediate Payment Required for Invoice #12345


Hi [Client Name],

This is a final reminder regarding the overdue payment for Invoice #12345, which was due on [Due Date].

The amount due is [Amount].

Please note that if we do not receive payment within [Number of Days], we may need to take further action, including late fees or interest charges.

Thank you for your immediate attention to this matter.

[Your Name]
[Your Contact Information]

FAQs About Invoice Reminder Emails

When should I send my first invoice reminder email?
Send the first reminder a few days before the invoice is due to give a gentle nudge.

How often should I follow up on overdue invoices?
Follow up immediately after the due date, one week later, and then bi-weekly until payment is received.

What should I do if a client doesn't respond to reminder emails?
If a client doesn’t respond, escalate the situation by calling them directly or sending a formal letter. If necessary, consider involving a collections agency.

Can I charge late fees for overdue invoices?
Yes, but make sure your payment terms, including late fees, are clearly stated in your contract or agreement with the client.

How can help with invoice reminders? offers automated reminders, customizable templates, and seamless integration with your accounting software, ensuring timely reminders and a streamlined payment process.

How Can Make Your Life Easier simplifies and automates your invoicing process. With automated reminder emails, customizable templates, and detailed tracking, makes sure you never miss a follow-up and that your clients are consistently reminded of their payment obligations.

Benefits of Using

  1. Automation: Set up automated reminders to be sent at regular intervals, freeing up your time.
  2. Customization: Tailor email templates to match your brand's tone and style.
  3. Integration: Seamlessly integrate with your existing accounting software.
  4. Tracking: Know when emails are opened and payments are made.
  5. Support: Access expert support and resources to optimize your invoicing process.


Invoice reminder emails are vital for ensuring timely payments and maintaining healthy cash flow. By following best practices and using effective templates, you can manage overdue invoices professionally and efficiently. For more advanced invoicing solutions, consider using Koteshen to automate your processes and improve your business efficiency.