If you’ve recently noticed a charge labeled “TMNA Services” on your credit card statement and aren’t sure what it is, you’re not alone. Many consumers encounter this unfamiliar descriptor and wonder if it’s related to an authorized transaction or a potential case of fraud.
In this guide, we’ll help you understand what “TMNA Services” might represent, how to verify its legitimacy, and the steps you can take if you believe the charge is unauthorized.
What Is TMNA Services?
TMNA Services stands for Tokio Marine North America Services, LLC, a U.S.-based subsidiary of the Tokio Marine Group, a global insurance and financial services company founded in 1879. TMNA Services provides core professional services—including finance, IT, legal, and human resources—to the North American businesses of the Tokio Marine Group tmnas.com.
Given its role, TMNA Services may appear on your credit card statement if you’ve engaged in transactions related to its affiliated companies, such as:
- Philadelphia Insurance Companies (PHLY)
- Tokio Marine America
- First Insurance Company of Hawaii (FICOH)
These companies offer various insurance products and services, and charges from them might be processed under the “TMNA Services” descriptor.
Important Note: While TMNA Services is a legitimate entity, it’s possible that other merchants or processors use similar names. Always verify with your bank to ensure accuracy.
Why Might You See a TMNA Services Charge?
Several scenarios could explain a “TMNA Services” charge on your credit card statement:
1. Authorized Transactions
If you’ve purchased insurance products or services from any of the Tokio Marine Group companies, the charge may be legitimate. This could include:
- Insurance Premiums: Payments for auto, home, or business insurance policies.
- Claims Processing Fees: Charges related to the processing of insurance claims.
- Policy Adjustments: Fees for modifying or renewing your insurance coverage.
2. Corporate Billing or Back-End Processing
TMNA Services may handle administrative and financial services for its affiliated companies. As a result, charges related to these services might appear under the “TMNA Services” name.
3. Accidental or Duplicate Charges
Occasionally, legitimate merchants may inadvertently issue duplicate or erroneous charges. It’s advisable to review your transaction history to confirm whether this might be the case.
4. Potential Fraudulent Charges
Fraudsters sometimes use names resembling legitimate companies to deceive consumers. If you don’t recognize the charge and haven’t engaged with any Tokio Marine Group companies, it’s essential to investigate further.
How to Verify If the Charge Is Legitimate
To determine whether the “TMNA Services” charge is authorized:
- Review Your Recent Transactions
- Check your recent purchases or insurance-related activities.
- Look for any communications (emails, invoices, policy documents) from Tokio Marine Group companies.
- Examine the Billing Descriptor Details
- Note the date, amount, and any additional information provided in the billing descriptor.
- Compare this information with your records to identify any matching transactions.
- Contact TMNA Services Directly
- Visit the official Tokio Marine North America Services website: https://tmnas.com/
- Use the contact information provided to inquire about the charge.
- Reach Out to Your Credit Card Issuer
- Contact the customer service department of your credit card issuer.
- Provide them with the details of the charge and request verification.
Caution: Avoid calling phone numbers found on suspicious websites. Always use verified contact details from official sources.
What to Do If You Don’t Recognize the Charge
If after verification, you determine the charge is unauthorized:
- Report the Charge to Your Credit Card Issuer
- Inform them immediately about the unrecognized charge.
- Request them to block your card if fraud is suspected.
- File a Dispute Under the Fair Credit Billing Act (FCBA)
- The FCBA allows consumers 60 days to dispute unauthorized credit card charges.
- Submit a written dispute to your credit card issuer, detailing the charge and your reasons for disputing it.
- Monitor Your Statements for Future Activity
- Regularly review your credit card statements for any further unauthorized charges.
- Consider setting up transaction alerts to stay informed about account activity.
How to Dispute a TMNA Services Credit Card Charge
To initiate a dispute:
- Contact Your Credit Card Issuer
- Reach out to the customer service department.
- Provide them with the transaction details and explain why you believe the charge is incorrect.
- Request a Temporary Credit
- Ask your issuer to issue a provisional credit while the dispute is being investigated.
- Submit Written Documentation
- Follow up your phone call with a written dispute, including all relevant information and supporting documents.
- Await the Bank’s Investigation
- The bank typically has 30–60 days to resolve the dispute.
- Keep records of all communications and documentation related to the dispute.
Consumer Protection Laws That Apply
As a U.S. consumer, you have rights under federal laws:
- Fair Credit Billing Act (FCBA): Protects consumers from unauthorized credit card charges and provides a framework for disputing such charges.
- Truth in Lending Act: Requires clear billing information and dispute resolution timelines.
- Consumer Financial Protection Bureau (CFPB): Oversees consumer complaints against financial institutions.
For more information or to file a complaint, visit the CFPB website.
Tips to Prevent Future Unknown Charges
To safeguard against unfamiliar charges:
- Enable Real-Time Transaction Alerts: Set up notifications to monitor your account activity.
- Use Virtual Cards for Online Payments: Consider using virtual credit cards for online transactions to enhance security.
- Regularly Review Monthly Statements: Consistently check your statements for any discrepancies.
- Avoid Saving Card Information on Unfamiliar Sites: Limit where your card details are stored online.
- Immediately Report Suspicious Billing Descriptors: If you notice unclear or unfamiliar charges, report them promptly to your issuer.
FAQ Section
1. What is TMNA Services on my credit card statement?
It’s likely associated with Tokio Marine North America Services, an insurance-related service provider.
2. Is TMNA Services a legitimate company?
Yes, TMNA Services is legitimate, but scammers may imitate its name—always verify charges directly.
3. How do I dispute a TMNA Services charge?
Contact your credit card issuer and file a dispute under the Fair Credit Billing Act.
4. Can I get a refund for a fraudulent TMNA charge?
If confirmed as unauthorized, your bank can reverse it after investigation.
5. How do I contact TMNA Services?
Visit the official Tokio Marine North America Services website for contact details—avoid third-party listings.
6. What if the charge keeps reappearing?
Request a new card number and enable fraud alerts immediately.
Conclusion
Encountering an unfamiliar “TMNA Services” charge on your credit card statement can be concerning. However, by following the steps outlined above, you can determine whether the charge is legitimate or unauthorized and take appropriate action. Remember, staying vigilant and proactive is key to protecting your financial well-being.
If you need further assistance or have questions about specific charges, don’t hesitate to reach out to your credit card issuer or consult with a financial advisor.

Emma Rose is a U.S.-based personal finance writer and a regular contributor at Cardix.us. She focuses on topics like credit cards, credit scores, and everyday money management. Emma’s writing makes complex financial concepts simple and practical, helping readers make smarter credit and spending decisions with confidence.