Matt Di Florio

by Matt Di Florio

07 Aug, 2026

ATO Interest Is Now Harder to Wear: Debt Checks for Physio Clinics

Accountants Daily reported that tax experts are warning about the impact of the general interest charge on small businesses.

The concern is simple.

ATO debt can grow fast. It can also put pressure on a clinic that is already short on cash.

For physio clinic owners, this is a good time to check whether tax debt is being managed properly.

What is the general interest charge?

The general interest charge, often called GIC, can apply when tax is paid late.

That may include late BAS, PAYG withholding, income tax, or other ATO amounts.

If your clinic has old ATO debt, the interest can keep adding up.

It is easy to focus on the original amount and forget the extra cost.

Do not let BAS debt drift

A clinic can look busy and still have a tax problem.

You may have full diaries, steady patient visits, and good revenue.

But if BAS and PAYG are not being set aside, the clinic can fall behind.

The danger signs include:

  • using GST money to pay wages
  • paying rent before setting aside PAYG
  • delaying BAS because cash is tight
  • making payment plans that are not realistic
  • rolling one tax debt into the next quarter

These signs need action.

Build tax into weekly cash flow

Do not wait until the BAS is due.

Each week, set aside money for:

  • GST
  • PAYG withholding
  • super
  • income tax
  • loan payments
  • rent and key suppliers

This does not need to be perfect at first.

The goal is to stop surprises.

Check your ATO account

Ask your accountant or bookkeeper for a clear report.

You want to know:

  1. What is owed to the ATO?
  2. What part is BAS, PAYG, or income tax?
  3. Is any interest being added?
  4. Is there a payment plan?
  5. Can the clinic meet that plan without missing new obligations?

A payment plan only helps if it is real.

If the clinic cannot pay new BAS while paying old debt, the plan needs to be reviewed.

Small steps are better than silence

ATO debt is stressful. Many owners avoid looking at it.

But silence makes it worse.

Start with the number. Then build a plan around the next 13 weeks of cash flow.

A clear plan gives you more options. It also helps you make better calls on wages, owner drawings, hiring, and equipment spending.

Source: Accountants Daily, “GIC non-deductibility ‘affecting viability of small businesses’, warns tax expert”.

Worried About ATO Debt?

We can help you map BAS, PAYG, super, and tax debt into a clear clinic cash flow plan.

Book a cash flow review