Homeowners warned over move that voids your mortgage as woman gets $43,000 insurance quote

June 25, 2026 - 07:26

Some Australian homeowners are facing a harsh financial reality where their insurance premiums are starting to rival their mortgage payments. A recent case has put the spotlight on a costly oversight that can leave policyholders unprotected and facing massive bills.

A woman was recently quoted $43,000 for home insurance after her property suffered damage. The shocking figure came to light because she had made a common error: failing to update her insurance policy after renovating or making significant changes to her home. Industry experts warn that this mistake can void a mortgage agreement, as lenders require valid insurance to protect their investment.

When homeowners upgrade their property without notifying their insurer, the policy may no longer cover the full replacement cost. In the event of a disaster like a fire or flood, the homeowner could be left with a massive shortfall. Worse, if the property is underinsured, the lender may step in and force the owner to take out expensive coverage through a third party.

The $43,000 quote serves as a stark warning. For many, that figure is higher than their annual mortgage repayments. Brokers advise homeowners to review their insurance coverage every year, especially after any renovations, and to shop around for competitive quotes. Ignoring this step can turn a manageable home loan into a financial nightmare.