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Unlocking the Secrets of Client Agent Linking: Maximizing Efficiency and Compliance

BAS Agent with Clients
BAS Agent with Clients

Discover the 6-step process, understand what you can and can't do, explore available support, and access valuable Tax Office resources.


In an era of increasing digital threats and sophisticated fraudulent activities, the Australian Taxation Office (ATO) is taking proactive measures to enhance the security of information access and representation for taxpayers. The ATO's client agent linking process ensures that only authorized tax agents can digitally access their clients' accounts, protecting sensitive data from falling into the wrong hands. In this article, we will delve into the reasons behind the ATO's increased security measures, guide you through the 6-step client agent linking process, and explore the benefits it offers regarding efficiency and compliance.

Why is Security with Client Agent linking a Priority for the ATO?

The ATO has identified the escalating sophistication of unauthorized attempts to breach taxpayer data and perpetrate refund fraud as the driving force behind the implementation of client-agent linking. By requiring explicit client authorization, the ATO aims to minimize the risk of fraudsters pretending to be taxpayers engaging accountants for fraudulent lodgments or accountants seeking unauthorized access to sensitive client information. This security enhancement serves as a vital safeguard, fortifying the resilience of the system and ensuring that client information remains out of the reach of criminals.

The Benefits of Client Agent Linking

1. Reduction in Identity Theft

By implementing client-agent linking, the ATO significantly reduces the risk of identity theft and fraudulent activities. This process ensures that tax agents can only access their clients' accounts if they have received explicit authorization. As a result, taxpayers can have peace of mind, knowing that their sensitive information is protected from unauthorized access.

2. Streamlined Processes and Efficiency

Dealing with security breaches can be a costly, time-consuming, and stressful process for both accountants and business owners. With robust security protocols in place, client-agent linking minimizes the risk of security issues arising. This reduction in security breaches not only saves time and financial resources but also allows business owners to focus on the seamless operation of their businesses, without the distraction of security concerns.

How to Nominate a BAS Agent

To initiate the client agent linking process, follow the 6-step guide outlined below:

Step 1: Access Online Services for Business

To begin the nomination process, log in to the Online Services for Business platform. If you haven't set up an account yet, you'll need to do so before proceeding with the nomination.

Step 2: Nominate Your Authorized BAS Agent

Once on the Online Services for Business homepage, select "Profile" and then "Agent Details." Under the "Agent Nominations" feature, click on "Add" to nominate your tax agent. If you can't locate the "Add" function, contact the ATO for assistance with the nomination process.

Step 3: Search for Your BAS Agent

On the "Nominate Agent" screen, select "Search for Agent" and enter your tax agent's registered agent number (RAN) or the name of their accounting firm. For example, the accounting firm Bonerath & Co. PTY LTD has the RAN: 25746972. If multiple results appear, choose the correct agent and verify their details.

Step 4: Complete the Declaration

After selecting the correct agent, fill out the declaration form provided. Ensure all the required information is accurate and complete. Once you've reviewed the details, submit the nomination.

Step 5: Notify Your BAS Agent

It's crucial to inform your nominated tax agent promptly after submitting the nomination. The ATO does not notify the agent directly, so it's your responsibility to inform them within seven days. Prompt notification ensures that the agent can accept the nomination in a timely manner.

Step 6: Seek Assistance if Needed

If you encounter any difficulties or have questions during the nomination process, don't hesitate to contact the ATO. Their customer service representatives are available to provide guidance and support.

Additional Support for Clients

The ATO understands that navigating the client-agent linking process may seem complex at times. To assist taxpayers and tax agents, the ATO provides various resources, including checklists and contact lines.


The ATO offers comprehensive checklists that outline the necessary steps and requirements for client-agent linking. These checklists serve as handy references, ensuring that you don't overlook any crucial details during the nomination process.

Contact Lines

If you require further assistance or have specific questions regarding client agent linking the ATO's dedicated contact lines are available to provide support. By reaching out to these contact lines, you can receive personalized guidance tailored to your unique circumstances.


In an effort to combat the rising threat of fraudulent activities and protect taxpayer data, the ATO has implemented robust security measures through the client-agent linking process. By following the 6-step nomination process, taxpayers can ensure that only authorized tax agents have digital access to their accounts. This heightened security not only reduces the risk of identity theft and fraud but also streamlines processes, allowing businesses to operate smoothly. With the support of the ATO's resources, including checklists and contact lines, taxpayers and tax agents can navigate the client agent linking process with confidence and ensure compliance with the ATO's security requirements.

Unlock the secrets of client agent linking today and safeguard your business and sensitive information from unauthorized access. Embrace efficiency, compliance, and peace of mind!


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