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Last updated: February 19, 2026

Invoice Email: Send Invoice Again: Templates + Subject Lines

Your invoice might be hiding in plain sight—resending it strategically can break through the noise. Unlock proven templates and subject lines crafted specifically for this pivotal follow-up.

On this page

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

Quick Template (Short)

Copy

Hi [[NAME]], resending invoice [[REFERENCE]] as a gentle reminder. Kindly process payment at your earliest convenience. Best, [[YOUR_NAME]].

Formal Version

Copy

Dear [[NAME]], please find attached invoice [[REFERENCE]] for the second time, per our agreement. We trust you will settle this matter promptly. Sincerely, [[YOUR_NAME]].

Friendly Version

Copy

Hey [[NAME]]! circling back on invoice [[REFERENCE]]—it may have slipped through the cracks. No rush, just wanted to ensure you have it! Cheers, [[YOUR_NAME]].

Firm Version

Copy

[[NAME]], invoice [[REFERENCE]] remains unpaid despite previous notices. Immediate payment is required to avoid late fees or collection. [[YOUR_NAME]].

Subject Lines (Pick one)

• Resent: Invoice [[REFERENCE]] for Your Immediate Attention
• Follow-Up: Unpaid Invoice [[REFERENCE]] – Second Submission
• Overdue Alert: Resent Invoice [[REFERENCE]] Requires Payment

Tips

• Always include the original invoice date in the email body.
• Send resends mid-week, Tuesday to Thursday, for optimal open rates.
• Use 'Resent' in the subject line to signal a repeat attempt.

Related templates

More templates in the same category:

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

FAQ

Q: What should I do if the client ignores multiple invoice resends?
A: After two resends, call directly or escalate to a formal demand letter.

Q: Is it appropriate to resend an invoice on a weekend?
A: Avoid weekends; send during business hours for professional perception.

Personalized Generator (Fill & Copy)

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