Business owner reading a tax letter at a kitchen table in Brisbane

What it's for

Clearing ATO debt and BAS bills with fast business capital

Using fast business capital to clear ATO debt or BAS: payment plan versus loan, why ATO interest stopped being deductible, and what lands in time.

Updated 18 October 2026 · Fast Business Capital editorial team

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Quick answer

Businesses can use finance to clear an ATO debt or a large BAS bill instead of carrying it. The main choices are an ATO payment plan, an unsecured loan for smaller amounts, or a property-secured loan for larger debts — where $20,000 to $250,000 is possible the same day. Since 1 July 2025, ATO general interest charges are no longer tax deductible, which has made carrying ATO debt more expensive.

Key points

  • Options: ATO payment plan, unsecured loan, or property-secured loan.
  • ATO interest charges incurred from 1 July 2025 are no longer tax deductible.
  • Property-secured: $20k to $250k possible same day.
  • ATO debt doesn't rule out finance — it's considered case by case.
GIC deductible?
No, from 1 July 2025
Small debt
Payment plan or unsecured
Large debt
Property-secured
Speed
Same day possible

Why do so many businesses end up owing the ATO?

Because the ATO is often the creditor that waits the longest without chasing. GST collected on sales sits in the business account until the BAS is due. PAYG withheld from wages does the same. When cash is tight, those amounts quietly fund the business — and then the BAS arrives.

It isn’t a sign of a bad business. It’s a sign that working capital has been stretched and tax money has filled the hole. The fix is to put proper capital in that hole, so tax money can go back to being tax money.

Payment plan, unsecured loan or secured loan?

Option Suits Watch out for
ATO payment plan Smaller debts you can clear over a short period Interest keeps accruing; new lodgements must stay on time
Unsecured business loan Small to mid debts, strong recent trading Repayments on top of current tax obligations
Second mortgage or caveat loan Larger debts, escalation under way, property available Needs a clear exit — trading, sale or refinance

The ATO publishes guidance on setting up a payment plan, and for many businesses with smaller debts that’s the right first step. Finance becomes the better option when the debt is large, the plan isn’t working or the ATO has begun stronger action.

What changed with ATO interest in 2025?

From 1 July 2025, the general interest charge (GIC) and shortfall interest charge (SIC) the ATO applies to overdue tax are no longer tax deductible. Previously, a business could at least claim the interest it paid the ATO. Now it can’t.

That shifts the maths. The after-tax cost of carrying an ATO debt has gone up, so comparing an ATO plan with a finance option is worth doing properly — total cost in dollars, after tax, over the time you’d carry it. Our guide on ATO interest no longer being deductible works through an illustrative comparison.

How fast can the debt be cleared?

When the ATO has started escalating — warning letters, a garnishee notice, director penalty notices — timing matters.

  • Property-secured, $20k to $250k — same day possible
  • Property-secured, larger amounts — up to $5m possible within 24–48 hours
  • Unsecured, smaller amounts — same-day funding possible with clean statements

See deadline-driven capital for how to work backwards from a hard date.

Will a lender fund a business that owes the ATO?

Often, yes. ATO debt is considered case by case. Lenders want to know:

  • how much is owed and how it built up
  • whether lodgements are up to date (or close)
  • whether any plan is being kept
  • what will stop it happening again

An honest explanation goes a long way. Unlodged returns slow things down more than the debt itself, so getting lodgements up to date — even before the debt is paid — helps.

An illustrative example

A building company owes about $160,000 across several quarters of BAS. A payment plan was set up but missed when a client paid late, and the ATO has begun escalating. The directors own their home and an investment unit. A second mortgage over the unit clears the ATO debt in full within a day. The company repays the loan from its next two project payments, and puts GST and PAYG into a separate account from then on. (Illustrative only.)

If an ATO letter is sitting on your desk, find out what could land today.

How to keep the ATO from becoming your lender again

  • Move GST and PAYG withheld into a separate account each week
  • Lodge on time even when you can’t pay in full
  • Put a line of credit in place for genuine cash gaps
  • Review pricing if tax keeps catching up with you — margins may be too thin

What escalation can look like

When ATO debt isn’t managed, the ATO has a range of tools it can use. Depending on the circumstances, these can include:

  • reminder letters and phone calls
  • cancelling a payment plan if instalments or new lodgements are missed
  • referral to external debt collection
  • garnishee notices directing banks or customers to pay the ATO directly
  • director penalty notices, which can make directors personally liable for certain company tax debts
  • legal recovery action

Each step increases the pressure and reduces your options. If you’ve received any formal notice, speak to your accountant or tax agent immediately and treat the debt as a hard deadline. See deadline-driven capital.

Talking to the ATO

The ATO generally prefers businesses to engage early. Before a debt escalates, it’s often possible to discuss a payment plan, particularly if lodgements are up to date. Your registered tax agent can usually do this on your behalf. If you’re planning to clear the debt with finance, telling the ATO that funding is being arranged — with a realistic date — can sometimes buy a little time.

Lodging even when you can’t pay

One of the most important habits: keep lodging BAS and returns on time, even if you can’t pay in full. Unlodged returns make it harder to set up a payment plan, harder to get finance and easier for the ATO to estimate your liability. Lenders look far more favourably on a business with a debt but current lodgements than one with both a debt and missing returns.

Ready to put the ATO behind you?

Tax debt grows more expensive every month it’s carried, and now the interest isn’t deductible either. Asking what’s possible doesn’t involve a credit check, and your details aren’t sent around to a crowd of lenders — one real person reviews your situation and calls you back. Please be accurate about the amount owed, any payment plan and any property, so we can match you properly on the first call. See if your business qualifies.

Frequently asked questions

Can I get a business loan to pay the ATO?

Yes. Clearing tax debt is one of the most common uses for business finance. The best lane depends on the size of the debt, your trading position and whether there's property to offer.

Should I take an ATO payment plan or a loan?

A payment plan can suit smaller debts you can clear quickly. A loan can make sense when the debt is large, the ATO is escalating, or the cost of carrying it — now that interest isn't deductible — outweighs the cost of finance.

Is ATO interest still tax deductible?

No. General interest charge and shortfall interest charge incurred from 1 July 2025 are no longer tax deductible, as the ATO has confirmed.

Will lenders fund me if I already owe the ATO?

Often. ATO debt is considered case by case. A maintained payment plan, a clear explanation and property security all help.

How fast can I clear an ATO debt with finance?

With property, $20k to $250k is possible the same day and up to $5m within 24–48 hours. Smaller unsecured amounts can sometimes fund the same day.

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