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Last updated: February 19, 2026

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

Chasing unpaid invoices? Resending your invoice with the right tone can recover cash flow without burning bridges. Master the art of the polite nudge.

On this page

• Quick template (short)
• Formal version
• Friendly version
• Firm version
• Subject lines
• Tips
• FAQ
• Personalized generator

Quick Template (Short)

Copy

Hi [[NAME]], circling back on invoice [[REFERENCE]]. Please process this at your earliest convenience. Thanks, [[YOUR_NAME]].

Formal Version

Copy

Dear [[NAME]], I am writing to respectfully follow up on invoice [[REFERENCE]], which remains outstanding. Kindly arrange for payment to avoid any disruptions. Sincerely, [[YOUR_NAME]].

Friendly Version

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Hey [[NAME]]! Hope you're well. Just a gentle reminder about invoice [[REFERENCE]]—let me know if you need anything from my side. Cheers, [[YOUR_NAME]].

Firm Version

Copy

[[NAME]], invoice [[REFERENCE]] is significantly overdue. Immediate payment is required to prevent escalation to collections. This is a final notice. [[YOUR_NAME]].

Subject Lines (Pick one)

• Reminder: Invoice [[REFERENCE]] Still Pending Action
• Follow-up Required for Invoice [[REFERENCE]]
• Urgent: Unpaid Invoice [[REFERENCE]] Needs Resolution

Tips

• Reference the original invoice date and specific due date in your email.
• Attach the original invoice PDF to avoid confusion or delays.
• Personalize with a brief note referencing past interactions or deliverables.

Related templates

More templates in the same category:

• How to Write Invoice Email: Overdue Invoice Reminder (With Examples)
• Invoice Email: Overdue Invoice Reminder: Templates + Subject Lines
• Invoice Email: Request Payment Status Update — Short, Formal, Friendly, Firm
• Invoice Email: Overdue Invoice Reminder — Short, Formal, Friendly, Firm
• Invoice Email: Request Payment Status Update: Templates + Subject Lines

FAQ

Q: What is the ideal timing to resend an invoice after the due date?
A: Wait 7-10 days post-due date for the first follow-up, then escalate weekly.

Q: How should I phrase a resend if the client claims they never received the first invoice?
A: Politely reattach the invoice, confirm their email address, and ask for a payment timeline.

Personalized Generator (Fill & Copy)

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