Escalating a Complaint to the Financial Ombudsman

Resolving disputes through external pathways

Olesya Krasavtseva
Fact-checked by Olesya Krasavtseva
Content Editor at Prostobank Consulting Prostobank Consulting Logo
Updated: 01.09.2026
Table of Contents

Understanding the Escalation Process

If you find yourself in a situation where you are unable to resolve a dispute directly with Commonwealth Bank, there is an established pathway for external escalation. The first and most important step is to utilize the bank's internal dispute resolution (IDR) process. Regulatory guidelines typically require you to give the bank the opportunity to investigate and respond to your complaint formally before you can approach an external body.

When you have exhausted the internal avenues or if you are dissatisfied with the bank's final response, you may then choose to escalate the matter to the Australian Financial Complaints Authority (AFCA). AFCA acts as an independent external dispute resolution (EDR) service, providing a free and impartial way to resolve complaints between financial firms and their customers. It is important to keep copies of all correspondence during your internal discussions, as this documentation will be necessary for any external review.

Key Escalation Information

Category Details
Method Online lodgement via AFCA website, Phone, or Post
Processing Time Varies by case complexity
Eligibility Must have attempted internal bank resolution first
Key Requirements Record of bank response or proof of 30 days waiting period

Step-by-Step Guide: Escalating Your Dispute

If your internal complaint remains unresolved, follow these steps to engage the external ombudsman.

  1. Ensure you have received a "final response" letter from Commonwealth Bank, or have waited at least 30 days since your initial complaint was lodged.
  2. Visit the official AFCA website to view the 'Make a complaint' section.
  3. Gather your supporting evidence, including account statements, correspondence with the bank, and any reference numbers provided during the internal process.
  4. Complete the online complaint form, providing a clear and chronological explanation of the issue.
  5. Submit the form and monitor your email for correspondence from an AFCA case manager regarding the next stages of your review.

Troubleshooting Common Access Issues

MFA / Login Issues

If you cannot access your digital records to prepare your complaint because your MFA code isn't arriving, this is often caused by mobile network congestion. A simple fix is to toggle your phone's airplane mode to force a network refresh. If the code still fails to arrive, contact the bank to verify your mobile number on file is current.

Browser or App Errors

Sometimes the online complaint portal may fail to load. This usually happens when your browser's cache is cluttered or outdated. A simple fix is to clear your browser's cache or use an "Incognito" window to load the page. If the error continues, log in via a different device to ensure your current internet connection is not interfering with the secure portal.

Locked Account / ID Issues

If you are locked out of your banking profile while attempting to retrieve records for your complaint, this is a security measure. You cannot resolve this through self-service if your digital access is suspended. The fallback action is to call the bank's support team, as staff must manually verify your identity before they can restore your access.

Pro-Tip: Create a dedicated folder for your complaint, containing dated copies of every email, letter, and call reference number you receive. Having a clear, organized "paper trail" significantly reduces the time it takes for an external case manager to understand the situation, which can help move the process forward more efficiently.

Frequently Asked Questions

Why do I have to contact the bank before the Ombudsman?

The system is designed to prioritize internal resolution because banks are generally in the best position to rectify errors quickly. By attempting the IDR process first, you are following the regulatory requirement for fairness and efficiency. A limitation of this process is that it does require a waiting period—typically up to 30 days—for the bank to respond. Your next step is to ensure you have a formal reference number from your initial internal complaint, as AFCA will require this to open a case.

What is the CBA OSKO offer in Australia?

Osko is not an "offer," a promotion, or a service you need to sign up for. It is the brand name for the payment infrastructure (the New Payments Platform) that enables fast, near real-time transfers between Australian bank accounts, 24/7. It is standard technology integrated into your CommBank account. There is no Osko offer to claim; it is simply how the banking system processes fast payments. This infrastructure is entirely separate from the formal complaints process and does not influence the Ombudsman's involvement in your dispute.

Official Bank Information

Commonwealth Bank (CBA)

Support: 13 22 21

SWIFT Code: CTBAAU2S

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