Template
Payment demand letter template for services rendered
Use this template when a client has not paid for services and you need a clear, professional demand in writing.
Published Jan 20, 2026
How it works
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Complete the guided fields online.
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Review the generated PDF before mailing.
We print and mail it via USPS.
Copy/paste template
[Your Company Name]
[Your Company Address]
[City, State ZIP]
[Phone]
[Email]
[Date]
[Client Name]
[Client Company]
[Client Address]
[City, State ZIP]
Re: Payment demand - Invoice #[Invoice Number]
Service/Project: [Brief Description]
Service Address (if applicable): [Address]
Amount Due: $[Amount]
Original Due Date: [Date]
Hello [Client Name],
This letter is a formal demand for payment of $[Amount] for services rendered on [Date(s)].
Please remit payment in full by [Deadline Date].
Payment options: [methods].
Payment instructions: [link or address].
If you believe this is in error, please contact me at [phone/email] within [X days] so we can resolve it.
Sincerely,
[Your Name]
[Title]
[Company]
Before you mail (checklist)
- Invoice number, amount, and original due date are correct.
- Service description is clear.
- Deadline date is specific.
- Payment instructions and contact info are included.
Recommended mailing method
If you need proof of delivery, use Certified Mail with electronic return receipt (First Class only). If the deadline is tight, consider Express (1-3 business days). Certified Mail is only available with First Class.
Certified Mail with electronic return receipt (First Class only)
Common mistakes to avoid
- Missing the invoice number or amount due.
- No clear deadline date.
- Unclear payment instructions.
- Sending to the wrong person or address.
What you get
- • Payment demand template for services
- • Certified Mail with electronic return receipt (First Class only)
- • First Class or Express delivery options
Simple pricing
Base fee plus per-page printing. Postage included. See pricing for details.
Why PostalForm
USPS delivery
First Class or Express with optional Certified Mail.
Address validation
Reduce returned mail and delivery errors.
Fast checkout
Upload once and mail in minutes.
FAQs
- Can I attach the invoice?
- Yes. Combine the letter and invoice into one PDF.
- Do you offer tracking?
- Yes. Add Certified Mail with electronic return receipt (First Class only).
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