Can the ATO see my bank account?

What banks report to the ATO automatically

Every year Australian banks, credit unions and investment bodies send the ATO an investment income report. It lists the account holder, the tax file number or ABN attached to the account, the account number, and the interest earned. This is the data that pre-fills your tax return, and it is why the ATO can ask you about a savings account you forgot to mention.

It does not stop at banks. The ATO says it receives more than 600 million transactions a year from third parties, including:

• Employers, through Single Touch Payroll, so it knows who pays your wages.
• Merchant facility providers, so it knows the card takings of a business.
• Share registries, state property offices and motor registries.
• Crypto exchanges, rideshare and delivery platforms, and online selling sites.

None of that shows individual transactions on your everyday account. It shows the ATO where you bank, roughly how much is there, and what you earn.

What the ATO can ask a bank for

On top of the annual data, the ATO has a formal power to require any person, including a bank, to hand over information and documents. It uses this in audits and in debt collection. A bank that receives a notice must comply, and it is not required to tell you. In a debt matter, the ATO normally uses this to confirm which accounts exist and what is in them before it issues a garnishee notice.

So the practical answer to "can they see it" is: not in real time, but on request, and usually before you find out. The ATO also cross-matches what it sees against what you have lodged. Unexplained deposits into a sole trader's account are a common starting point for a default assessment when returns are missing.

What this means if you owe a debt

Three things follow from this.

1. Moving money between accounts in your own name does not hide it. The new account is reported the same way.
2. Moving money into someone else's account in the shadow of a debt creates a bigger problem than the one it solves. Our page on what the ATO can reach explains why asset shuffles get unwound.
3. The ATO does not garnishee an account because it can see it. It garnishees because a debt is overdue and nobody is engaging.

A payment plan that you keep to is the thing that takes your account out of the firing line. Visibility is not the risk. Silence is.

What to do next

1. Check what the ATO already holds about you by looking at the pre-fill data in myGov for your last return.
2. If a debt is overdue, treat every account in your name as reachable and plan around that rather than around hiding money.
3. If you are worried a garnishee is close, call the ATO on 13 11 42 or get help putting a plan in place before it acts.

More questions: 21 What the ATO can and can't do questions answered · Full guide: Can the ATO take my house?