Need a complaint letter you can send today? Choose the template closest to your problem, replace every bracketed placeholder, and attach copies of records that support your request.

These templates are for U.S. consumers. A complaint letter creates a useful written record, but it doesn't guarantee a refund or replace a payment-dispute deadline, lease procedure, workplace process, or local law. If your issue involves a credit card, debit card, housing, employment, safety, or a large financial loss, check the special procedure before sending a general complaint.

Universal complaint letter template

Use this format for most complaints to a company, landlord, employer, seller, or agency. Include specific dates, amounts, order numbers, and account references. Send copies of supporting documents, not originals.

[Your full name]
[Your street address]
[City, State, ZIP code]
[Email address]
[Phone number]

[Date]

[Recipient name or department]
[Company, landlord, employer, or agency]
[Street address]
[City, State, ZIP code]

Subject: Formal complaint about [short description] - [order, account, or case number]

Dear [name or department]:

I am writing to complain about [product, service, charge, condition, or incident] involving [company or person].

On [date], [describe what happened in chronological order]. The relevant reference number is [number]. I contacted [person or department] on [dates], but [state what happened next].

The specific problem is [describe the error or failure using facts rather than opinions]. Attached are copies of [receipts, statements, photographs, emails, contracts, or other evidence].

This has resulted in [financial loss, missed service, property damage, safety concern, or other measurable impact]. I request [specific remedy, such as a refund, correction, repair, replacement, account adjustment, investigation, or written explanation].

Please confirm receipt of this complaint and respond in writing by [date]. If you do not agree with my request, please explain the decision and identify the next step in your complaint process.

Sincerely,

[Your full name]

Enclosures: [list copies of documents]

Don't add a law just to make the letter sound formal. Cite a statute, regulation, lease term, warranty, or company policy only after checking that it applies to your situation.

22 complaint letter templates you can copy

Use the universal format above and replace its middle paragraphs with the wording that matches your problem.

1. Bad customer service

   Subject: Formal complaint about service on [date]

   On [date], I received [service] from [business or branch]. The service did not match what was promised because [specific fact]. I ask you to review the interaction, [refund, redo the service, provide a credit, or explain the decision], and respond by [date].

   Attach the receipt, appointment details, names of representatives, and earlier correspondence.

2. Faulty product

   Subject: Complaint about defective [product] - order [number]

   I purchased [product] on [date]. It failed on [date] after [brief description of normal use]. I am requesting [repair, replacement, refund, or warranty review] under the applicable return, warranty, or purchase terms.

   Include photographs, the receipt, warranty information, and troubleshooting records if you have them.

3. Wrong or damaged item

   Subject: Wrong or damaged item received for order [number]

   My order delivered on [date] contained [wrong item or description of damage] instead of [what was ordered]. Please provide instructions for return or collection and confirm whether you will send the correct item or issue the requested refund.

4. Late or missing delivery

   Subject: Complaint about missing delivery for order [number]

   Order [number] was due on [date] but has not arrived. The tracking information currently says [status]. Please investigate with the carrier and confirm the delivery, replacement, or refund options available under your order policy.

   Save the tracking page and a screenshot of the promised delivery date.

5. Refund not received

   Subject: Refund overdue for transaction [number]

   On [date], you confirmed a refund of $[amount] for [product or service]. The refund has not appeared on my [card, bank, or payment] account. Please trace the refund, confirm the date and method used, and provide a written update.

6. Subscription charged after cancellation

   Subject: Complaint about charge after subscription cancellation

   I canceled [subscription] on [date] through [website, app, phone, or email], and I received [confirmation or case number]. A further charge of $[amount] appeared on [date]. Please review the cancellation record, explain the charge, and confirm the subscription status in writing.

   Attach the cancellation confirmation and relevant statement, while removing unnecessary account details.

7. Duplicate or incorrect merchant charge

   Subject: Complaint about duplicate or incorrect charge

   My account shows a charge of $[amount] from [merchant] on [date]. [The same transaction appears twice, the amount is incorrect, or the charge does not match the agreed price.] Please compare the transaction with your records and correct the account if the charge is confirmed as an error.

8. Credit-card billing error

   Subject: Written dispute of credit-card charge - account ending [last four digits]

   I am writing to dispute a charge of $[amount] posted on [date] to my credit-card account. The charge is incorrect because [items were not delivered, I was overcharged, returned merchandise was not credited, or I did not make the purchase]. Please investigate and correct the error on my account.

   Use the issuer's billing-inquiries address shown on your statement when available. Credit-card deadlines and notice requirements below matter more than the general complaint format.

9. Debit-card or prepaid-card transaction

   Subject: Report of debit-card transaction error - account ending [last four digits]

   I am reporting a transaction error involving $[amount] on [date] at [merchant]. [I do not recognize the transaction, the amount is wrong, or the transaction was processed after cancellation.] Please tell me which error-dispute process applies, investigate promptly, and confirm the result in writing.

   Call the bank or card provider as soon as you notice the issue, then follow its written dispute procedure.

10. Medical or utility bill

    Subject: Request to review disputed balance on account [number]

    The statement dated [date] shows a balance of $[amount] for [service]. I believe [line item, date, insurance adjustment, meter reading, or payment] is incorrect because [explanation]. Please provide an itemized review and correct the account if the charge is unsupported.

    Ask whether late fees or collection activity will be handled differently while the account is under review. Don't assume they will stop automatically.

11. Bank fee or overdraft charge

    Subject: Request to review [fee] charged on [date]

    My account was charged a $[amount] [fee type] on [date]. The relevant circumstances are [payment timing, account balance, notice, or other facts]. Please explain how the fee was calculated and review whether an adjustment is appropriate.

    Include statements or transaction records, but redact unrelated transactions and sensitive numbers.

12. Debt-collection account information

    Subject: Request for information about account reference [number]

    I received a communication about an alleged balance of $[amount] connected with [original creditor or account reference]. I do not understand [the balance, dates, or account history]. Please provide an itemized explanation and identify the documents supporting the amount so I can compare it with my records.

    Check the applicable federal and state procedures before relying on a special debt-dispute deadline.

13. Landlord repair request

    Subject: Formal notice of repair needed at [rental address]

    I notified you on [dates] that [describe the repair problem]. The condition is still unresolved and is affecting [room, service, access, or property]. Please confirm receipt and provide a proposed inspection or repair date.

    Review your lease and local notice requirements before setting a legal deadline or withholding rent.

14. Unsafe housing condition

    Subject: Urgent complaint about safety condition at [address]

    The property has the following condition: [clear description]. I first observed or reported it on [date], and it currently creates [specific health, access, or safety concern]. Please confirm the immediate steps you will take and the expected inspection or repair schedule.

    If there is an immediate danger, contact the appropriate emergency or local housing authority instead of relying on a letter alone.

15. Security-deposit question

    Subject: Request for security-deposit accounting for [address]

    I moved out of [address] on [date] and provided this forwarding address: [address]. Please send the deposit balance and an itemized explanation of any deductions under the lease and applicable local rules.

    Deposit deadlines vary by state and locality, so verify the deadline separately.

16. General workplace grievance

    Subject: Formal workplace grievance about [issue]

    I am submitting a formal complaint about [conduct, decision, or workplace condition]. The relevant events occurred on [dates] and involved [people or department]. I previously raised the issue on [date], but [result]. Please acknowledge this complaint and explain the next step under the employer's grievance or complaint policy.

17. Workplace harassment

    Subject: Formal complaint about workplace conduct

    I am reporting the following incidents: [date and factual description of incident one]; [date and factual description of incident two]. The conduct involved [person or team], and witnesses or records may include [names, messages, schedules, or other evidence]. Please investigate under company policy and tell me what interim steps are available while the complaint is reviewed.

    Keep the account chronological. Avoid insults, speculation, and conclusions that the evidence doesn't establish.

18. Payroll or wage-record problem

    Subject: Request to correct payroll for pay period [dates]

    My paycheck dated [date] appears to be short by $[amount] because [hours, rate, deduction, or reimbursement issue]. My records show [brief calculation]. Please audit the payroll entry and confirm when any correction will be made.

    Attach time records, pay statements, and written rate or schedule information.

19. Airline delay or cancellation

    Subject: Complaint about flight [number] on [date]

    My reservation [number] for flight [number] from [origin] to [destination] was [delayed, canceled, or significantly changed]. The relevant facts are [times, notices, rebooking, and expenses]. Please review the remedy available under the fare terms, the airline's policy, and applicable rules, and respond in writing.

    Keep boarding passes, the itinerary, delay notices, baggage records, and receipts for reasonable expenses.

20. Hotel problem

    Subject: Complaint about stay at [hotel] on [dates]

    During my stay under reservation [number], [describe the room, cleanliness, billing, noise, or service problem]. I reported it to [employee or department] on [date], and the response was [result]. I request [specific credit, correction, reimbursement, or explanation] and a written response.

21. Online marketplace or Amazon seller

    Subject: Complaint about order [number] and request for resolution

    I ordered [item] on [date] through [marketplace]. The order [did not arrive, was materially different, arrived damaged, or was not refunded after return]. Please resolve the issue under the order's return or refund process and confirm the next step in writing.

    Open or update the platform's case as well as sending the message. Keep screenshots of the listing and seller communications.

22. Follow-up on an unresolved complaint

    Subject: Follow-up on complaint dated [date] - reference [number]

    I am following up on my complaint sent on [date] about [issue]. I have not received a written response, or the response did not resolve [specific point]. I have attached the original complaint and ask you to confirm the current status, the responsible department, and the next step by [date].

Credit-card and debit-card disputes use different steps

A general complaint to a merchant isn't always the same as a formal dispute with a card issuer. Sending a letter to the seller may help resolve a delivery, refund, or overcharge issue, but it shouldn't make you miss a separate deadline that applies to your bank or card provider.

Credit-card billing errors

For a qualifying credit-card billing error, written notice generally must reach the issuer within 60 days after the first statement showing the error was sent to you. Use the billing-inquiries address listed on the statement when available, rather than assuming a general customer-service address will trigger the formal process.

Include:

• Your name and account number or last four digits
• The exact dollar amount and date of the charge
• The merchant name
• A clear explanation of why the charge is wrong
• Copies of the statement, receipt, return record, delivery record, or other proof
• The correction you want

The issuer generally must acknowledge the dispute within 30 days unless it corrects the account sooner. It then has two billing cycles, and no more than 90 days, to correct the error or explain why it believes the charge is valid. Nolo's explanation of credit-card billing errors summarizes these time limits and related reporting protections.

Continue paying the undisputed portion of the bill and keep proof of every payment. A complaint about a product's quality may not fit the legal definition of a billing error, so ask the issuer which process applies if you're unsure.

Debit cards and prepaid cards

Don't automatically apply the credit-card 60-day rule to a debit-card transaction. Debit and prepaid-card protections and provider procedures can differ.

The FTC sample letter for disputing credit and debit card charges recommends acting promptly, contacting the card company, identifying the charge and reason for the dispute, and keeping original documents. Contact the bank or card provider as soon as you notice an unauthorized or incorrect transaction, then follow its instructions for a written claim.

Contacting the seller may also resolve the problem. Keep that contact separate from the provider's dispute process, and track both deadlines if they apply.

Evidence checklist for a stronger complaint

A short, organized record is more useful than a long emotional letter. Gather:

• A timeline with the date, event, person contacted, and result
• Receipts, invoices, statements, order confirmations, contracts, leases, or warranties
• Photos, videos, screenshots, tracking records, and relevant messages
• A calculation showing how you reached the amount requested
• Names, case numbers, and dates from phone calls
• Proof of cancellation, return, delivery, or prior notice
• A copy of the final letter and every attachment

Send copies rather than originals. Remove full card numbers, passwords, Social Security numbers, and unrelated personal information. Keep the complete file in one folder, including proof that the recipient received the complaint.

Word versus PDF

These templates are free to use without a separate download.

1. Paste the template into Word or Google Docs.
2. Replace every bracketed placeholder and delete instructions that don't apply.
3. Check names, dates, amounts, account digits, and attachments.
4. Save the editable document.
5. Export a final PDF if you want a fixed copy of exactly what you sent.

The file format doesn't replace a required notice method. For example, a credit-card billing dispute may require written notice sent to the address used for billing inquiries.

How to send and track the complaint

Choose a channel that fits the issue and the recipient's stated process:

• Email: Fast and easy to search. Keep the sent message, attachments, and any delivery confirmation.
• Tracked mail: Useful when you need evidence of delivery. Keep the receipt and tracking result.
• Online case system: A platform, airline, or account-support service may require a case to be opened there. Save the case number and screenshots.
• Phone call: Helpful for urgent issues or debit-card reporting, but follow up in writing so the facts and requested remedy are recorded.

Address the letter to a named manager, complaint department, billing-inquiries division, landlord, HR contact, or other responsible recipient when possible. Don't send sensitive account information to an unverified email address.

A requested 14-day response date isn't automatically a legal deadline. State a response date for tracking purposes, but describe it as a legal deadline only when the applicable law, contract, lease, or company policy actually sets one.

What to do if nobody responds

Follow this order:

1. Send the follow-up template with the date of the original complaint and its reference number.
2. Escalate through the company's written complaint, supervisor, or executive-support process.
3. Use the payment provider's dispute process if the matter involves a card or bank transaction.
4. Check the relevant local or federal agency if the issue involves housing safety, employment, transportation, or a regulated financial product.
5. Get prompt professional help if the matter involves eviction, immediate danger, discrimination, identity theft, or a substantial financial loss.

For an unresolved complaint involving a bank, credit card, mortgage, debt collection, or another financial product within its scope, check the Consumer Financial Protection Bureau complaint page. A regulatory complaint is an escalation route, not a replacement for a private dispute deadline.

Phrases that keep the letter professional

Use language that makes the facts and remedy easy to identify:

• "I am writing to dispute the following charge or decision."
• "On [date], I contacted [person or department] and received [result]."
• "Attached are copies of the records supporting my request."
• "Please confirm receipt and provide a written response by [date]."
• "If you deny this request, please explain the reason and identify the next step in your complaint process."
• "I am requesting [specific remedy], not a general review."
• "This letter records the unresolved issue and my prior attempts to obtain a resolution."

Avoid "You are incompetent," unsupported accusations, threats, and long descriptions of unrelated history. State what happened, show the evidence, and ask for one clear remedy.

FAQ

Is there one official U.S. complaint letter form?

No. Most ordinary complaints can use a clear letter or email. Some disputes have special notice rules, including qualifying credit-card billing errors, so a general template may not be enough.

Should I send a complaint by email or mail?

Use the recipient's required process first. Email is convenient, while tracked mail can create delivery evidence. For a credit-card billing dispute, check the address printed for billing inquiries instead of sending only to a general support address.

Should I include the full account or card number?

No. Use the account number requested by the recipient or the last four digits when possible. Never include passwords, full payment-card details, or unrelated personal information.

How long should I wait for a response?

There is no single response date for every business, landlord, employer, airline, or seller. Use the deadline in the applicable law, lease, contract, warranty, or company policy. For a qualifying credit-card billing error, the separate 60-day written-dispute deadline is the priority.

Does filing a CFPB complaint guarantee a refund?

No. The CFPB complaint process can route an eligible financial-product complaint to the company for review, but it doesn't guarantee a particular result and doesn't extend other deadlines.

Can I use the same letter for a landlord or employer?

Use the same fact-based structure, but check local housing rules or the employer's grievance policy first. Repairs, deposits, workplace conduct, and employment claims can have different notice requirements and filing deadlines.

Is a PDF better than a Word document?

Neither format automatically gives you stronger rights. Word is easier to edit; PDF preserves the final version. Keep both, along with proof of delivery and the documents you attached.

This is general consumer information, not legal advice. Before sending, check the applicable procedure and deadline, then save the final letter, attachments, and proof of delivery together.