Legal Disclaimer: This article provides general information for educational purposes only and does not constitute legal advice. Consult a licensed attorney for advice specific to your situation.
Someone owes you money and won't pay. You've asked nicely. You've sent reminders. Maybe you've even gotten angry. None of it worked.
A demand letter is your next step, and often the most effective one. It's the formal, documented way of saying "pay me what you owe, or I'll take legal action." And it works more often than you'd think.
In This Guide
Types of Money Owed (and Why It Matters)
The type of debt affects what laws apply, what penalties are available, and how you frame your demand. Here are the most common scenarios:
Personal Loans
You lent money to a friend, family member, or acquaintance, and they haven't paid it back. This is the most common situation and can be the trickiest because of the personal relationship.
- With a written agreement: Your case is straightforward. Reference the agreement, the amount, and the payment terms.
- Without a written agreement: Still enforceable if you have evidence of the loan (bank transfers, text messages, witnesses).
Unpaid Invoices (Business)
A client or customer received your goods or services and hasn't paid. This is governed by your contract terms and commercial law.
- Reference the specific invoice numbers and dates
- Cite your payment terms (Net 30, etc.)
- Include late payment penalties if specified in your contract
Security Deposits
Your landlord is holding your security deposit after you've moved out. This is one of the most successful types of demand letters because most states have clear laws with penalty provisions.
Unpaid Wages
Your employer owes you for hours worked, overtime, commissions, or final paychecks. Federal (FLSA) and state labor laws provide strong protections here.
Insurance Payouts
An insurance company owes you for a covered claim and is dragging its feet or denying payment.
Contractor/Service Provider Refunds
You paid for work that wasn't completed, or was done poorly, and the contractor won't make it right.
What Your Demand Letter Must Include
An effective demand letter for money owed has six essential elements:
1. The Exact Amount Owed
Be specific. Don't say "the money you owe me." Say "$3,247.50, consisting of $3,000 principal plus $247.50 in accrued interest at 5% per annum as agreed."
Break it down: If multiple items make up the total, list each one. Transparency shows confidence in your numbers and makes it harder for the debtor to dispute the amount.
2. The Basis for the Debt
Why do they owe you? Reference the specific:
- Contract, agreement, or invoice
- Date the obligation arose
- Terms that were agreed to
- What you provided (goods, services, money)
3. History of the Dispute
Show that you've been reasonable:
- When the payment was originally due
- Your prior attempts to collect (dates, methods)
- Any excuses or promises they made
- How long the debt has been outstanding
4. Relevant Laws
Citing the applicable law shows you know your rights and makes the letter more intimidating:
- Breach of contract (cite your state's code)
- Unjust enrichment
- State-specific consumer protection laws
- Late payment penalty statutes (some states provide automatic penalties or interest on certain debts)
5. A Firm Deadline
"I demand payment of $3,247.50 within 14 days of your receipt of this letter." Fourteen days is standard for money owed. More on choosing the right deadline.
6. Consequences of Non-Payment
State what you'll do if they don't pay. Be honest and specific:
- File in small claims court
- Seek court costs and interest in addition to the principal
- Report to credit bureaus (for business debts)
- Hire a collection agency
Sample Demand Letter Language
[Your Full Name]
[Your Address]
[City, State, ZIP]
[Date]
VIA CERTIFIED MAIL - RETURN RECEIPT REQUESTED
[Debtor's Full Name]
[Debtor's Address]
[City, State, ZIP]
RE: Demand for Payment - $3,000.00
Dear [Name],
I am writing to demand payment of $3,000.00 you owe me for [brief description, e.g., "a personal loan made on June 15, 2025"].
On [date], I transferred $3,000.00 to your bank account [or other method]. You agreed to repay this amount by [agreed date]. As of the date of this letter, the debt remains unpaid despite my requests for payment on [date 1], [date 2], and [date 3].
Under [State] law, you are obligated to repay this debt. Your failure to do so constitutes a breach of our agreement and may give rise to additional claims for interest, court costs, and attorney's fees.
I demand that you pay $3,000.00 within fourteen (14) days of receipt of this letter.
If I do not receive full payment by [specific date, 14 days from expected delivery], I intend to file a claim in [County] Small Claims Court seeking the principal amount plus court costs, statutory interest, and any other relief available under law.
I have enclosed copies of [list supporting documents] for your review.
I prefer to resolve this matter without court involvement and hope you will do the same.
Sincerely,
[Your Signature]
[Your Printed Name]
Enclosures: [List]
Documentation You Need
Before sending your letter, gather everything that proves the debt:
Strong Evidence:
- Signed contract or loan agreement
- Invoices with payment terms
- Bank records showing the transfer
- Canceled checks
- Email or text confirmations of the debt/agreement
- Written promises to pay
Supporting Evidence:
- Text messages or emails discussing the debt
- Voicemails acknowledging they owe you
- Witness statements
- Photos of work not completed (contractor disputes)
- Prior payment history (showing a pattern)
No written agreement? You still have a case. An oral agreement is legally enforceable in most states for debts under a certain amount (typically $500-$5,000 depending on the state and the statute of frauds). Bank transfer records, text messages, and witnesses can all support your claim.
State-Specific Tips
Interest and Penalties
Most states allow you to collect interest on unpaid debts, even if your agreement didn't specify an interest rate:
- New York: 9% statutory interest rate
- California: 10% (with written agreement) or 7% (without)
- Texas: 6% (no agreement) or up to 18% (with agreement)
- Florida: Varies, check Section 55.03 Florida Statutes
Check our state-specific guides for your state's statutory interest rate.
Small Claims Court Limits
Know your state's limit before threatening to file:
- California: $10,000 (individuals) / $5,000 (businesses)
- New York: $10,000
- Texas: $20,000
- Florida: $8,000
If your claim exceeds the small claims limit, you may need to file in regular civil court (more complex and potentially requiring an attorney).
What to Do After Sending
- Track delivery: Your certified mail tracking will confirm when they received it.
- Mark your deadline: Put the response date on your calendar.
- Prepare for court: While waiting, research the small claims filing process in your county so you're ready to act.
- Document everything: If they call or text you, keep records of all communication.
- Follow through: If the deadline passes with no payment, follow through on your stated consequences.
Statute of limitations warning: Every state has a deadline for filing lawsuits on unpaid debts (typically 3-6 years). Don't wait too long. If the statute of limitations expires, you lose your right to sue. Send your demand letter now.
Get Your Money Back
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Create Your Free Demand LetterKey Takeaways
- Be specific about the exact amount owed and how you calculated it
- Cite the basis for the debt (contract, agreement, invoice) with dates
- Reference applicable state laws and potential penalties
- 14 days is the standard deadline for money owed demands
- You don't need a written agreement to pursue a debt - bank records and texts count
- Know your state's small claims limit and statute of limitations
Related Articles
- Can You Send a Demand Letter Without a Lawyer?
- How Much Does a Demand Letter Cost?
- Small Claims Court Demand Letter Guide
- What Happens After You Send a Demand Letter?
Free Tools: Try our Damages Calculator, Dispute Diagnostic Quiz, or Statute of Limitations Lookup.