The Pros and Cons of Offset Accounts on Brisbane Home Loans

An offset account links to your home loan and reduces the interest charged on your balance each day.

Instead of paying interest on the full amount you owe, the lender calculates interest only on your loan balance minus whatever sits in the offset. If you have a $500,000 loan and $30,000 in the offset, you pay interest on $470,000. The money in the offset stays accessible, and you still have full use of it.

How the Interest Saving Adds Up

Interest on a home loan is calculated daily and charged monthly. The offset reduces your loan balance for the purpose of that daily calculation, so every dollar in the account works to reduce what you pay.

In our experience, buyers often underestimate how much they need in the offset to cover the account fee. Most lenders charge between $200 and $400 annually for an offset facility. At current variable rates, you would need roughly $7,000 to $15,000 sitting in the offset year-round to cover that fee and start saving more than you spend. If your offset balance is lower or fluctuates significantly, the fee can outweigh the benefit.

Consider a buyer in Paddington who refinanced a $520,000 loan with a $295 annual offset fee. They directed their salary into the offset and kept an average balance of $22,000 across the year. The interest saving over that period exceeded the fee by around $1,800. The offset worked because the balance was consistently high enough and the buyer did not need the account fee waived to break even.

Does the Offset Work on Fixed Rate Loans

Most lenders do not allow an offset on a fixed rate loan. The offset facility is available almost exclusively on the variable portion of your home loan.

If you fix part of your loan and keep the rest variable, the offset will apply only to the variable portion. This is where a split loan structure gives you access to a lower fixed rate on one part and the flexibility of an offset on the other. We regularly see this structure used by buyers who want rate certainty while maintaining some ability to reduce interest on the portion that remains variable.

When You Should Skip the Offset and Use a Redraw

If you cannot maintain a balance high enough to justify the fee, a loan with a free redraw facility may be a more practical choice.

Redraw allows you to make extra repayments above the minimum and withdraw those funds later if needed. Unlike an offset, there is no account fee, and the extra payments reduce the loan balance directly, lowering your interest from the day you make the payment. The downside is that redraw is not as flexible. Lenders can restrict or suspend redraw access in some circumstances, and each withdrawal may involve a small processing delay. An offset gives you immediate access with no approval process.

A buyer in New Farm with irregular income and low cash reserves used a no-offset loan with free redraw. They made lump sum payments when work came through and left the funds on the loan rather than in an offset account. Without a steady balance to hold in an offset, the redraw structure saved them the annual fee and still reduced interest when they had surplus cash to put down.

The Offset Account and Your Principal and Interest Repayments

The offset does not reduce your scheduled repayment amount. It reduces the interest portion within that repayment and directs more of your payment toward the loan balance.

Your minimum repayment stays the same regardless of how much you hold in the offset. If you keep a high offset balance over time, a greater proportion of each repayment goes toward reducing what you owe rather than covering interest, which shortens the life of the loan. If you need lower repayments rather than a shorter loan term, the offset will not deliver that outcome unless you ask the lender to recalculate your repayments based on the reduced balance, which most lenders do not do automatically.

Offset on Investment Loans and Tax Deductibility

An offset on an investment loan keeps your funds separate from the loan balance, which preserves the deductibility of interest on the full loan amount.

If you make extra repayments directly onto an investment loan and later redraw those funds for a non-investment purpose, you can lose the deduction on that redrawn portion. The offset avoids this issue because the money never goes onto the loan. It sits in a linked account and reduces interest without affecting the loan structure or the tax treatment of the interest you pay.

For buyers in Brisbane holding both an owner-occupied home loan and an investment property, the offset is usually placed on the owner-occupied loan where the interest is not deductible. This maximises the after-tax value of the interest saved. Placing the offset on the investment loan instead would reduce deductible interest, which is generally less useful unless there is a specific cash flow or liquidity reason to do so.

What Happens to the Offset When You Refinance

The offset account is linked to a specific loan product with a specific lender. If you refinance to another lender, the offset account does not transfer with you.

You will close the offset as part of the refinance process and open a new one with the new lender if their loan product includes that feature. The funds in the old offset are returned to you and can be deposited into the new offset once the refinance settles. The process is straightforward, but it does mean a gap of a few days where the funds are not offsetting any loan balance. Plan the transfer so that your salary and recurring payments are redirected to the new account once the loan settles.

How Lenders Treat Multiple Offset Accounts

Some lenders allow you to link more than one offset account to the same loan. This can be useful if you want to separate funds for tax purposes or manage household and business income in different accounts.

Where multiple offsets are linked, the combined balance across all accounts is used to reduce the loan balance for interest calculation purposes. Each account typically attracts its own monthly account fee in addition to the offset facility fee, so the cost can add up. Not all lenders offer multiple offset accounts, and those that do may limit the feature to certain loan products or charge a higher annual package fee to access it.

Call one of our team or book an appointment at a time that works for you. We compare offset options across a range of lenders and walk you through the numbers before you commit to a loan structure or pay a fee that does not make sense for your situation.

Frequently Asked Questions