How to Write Invoice Email: Send Invoice Again (With Examples)

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Last updated: February 19, 2026

How to Write Invoice Email: Send Invoice Again (With Examples)

Struggling to get paid because your invoice email got lost in the shuffle? Learn how to craft a polite yet effective follow-up that gets results without burning bridges.

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Quick Template (Short)

Hi [[NAME]], just circling back on invoice [[REFERENCE]] attached. Could you please process payment by [date]? Let me know if you have questions. Best, [[YOUR_NAME]]

Formal Version

Dear [[NAME]],

I hope this message finds you well. I am writing to follow up on invoice [[REFERENCE]], which was originally sent on [original date]. As we have not yet received payment, I have attached the invoice again for your convenience. Please remit payment at your earliest convenience. Should you require any additional information, do not hesitate to contact me.

Sincerely,
[[YOUR_NAME]]

Friendly Version

Hey [[NAME]],

Hope you're having a good week! I wanted to gently remind you about invoice [[REFERENCE]] from last month. I've re-attached it here—no worries if you need a bit more time, just let me know!

Cheers,
[[YOUR_NAME]]

Firm Version

[[NAME]],

This is a second notice regarding invoice [[REFERENCE]], now overdue by [number] days. Payment was due on [due date]. Please arrange for immediate payment to avoid additional late fees. If you have already sent payment, disregard this notice.

Regards,
[[YOUR_NAME]]

Subject Lines (Pick one)

  • Reminder: Invoice [[REFERENCE]] for Your Attention
  • Second Submission: Invoice [[REFERENCE]] – Action Required
  • Follow-up on Outstanding Invoice [[REFERENCE]]

Tips

  • Include original invoice number in subject line for easy reference.
  • Attach invoice as PDF with clear filename: Invoice_[Number]_[Date].pdf.
  • Mention original invoice date and due date to avoid confusion.

Related templates

More templates in the same category:

FAQ

Q: What should I do if the client says they never received the first invoice?
A: Resend immediately with read receipt request, and ask to check spam folder.

Q: Is it appropriate to add late fees when sending a second invoice?
A: Yes, if your contract allows, include a late fee notice with the second invoice.

Personalized Generator (Fill & Copy)

Fill in the fields to generate a ready-to-send invoice email. Example Invoice: Invoice #INV-7712.




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