Top Strategies to Use Home Equity for Investment Property

If you own a property in Surrey Hills with a mortgage that you have been paying down for several years, you likely have equity available that could fund the deposit on an investment property or second home.

What Equity You Can Actually Access Through Refinancing

Most lenders will allow you to borrow up to 80% of your property's current value without requiring lender's mortgage insurance. The difference between 80% of your home's value and what you currently owe is your usable equity. If your property is worth more than when you purchased it and you have been making regular repayments, this figure can be substantial.

Consider a homeowner in Surrey Hills who purchased several years ago and now owes $550,000 on a property valued at $1,100,000. At 80% LVR, they could borrow up to $880,000, meaning they have $330,000 in accessible equity. Not all of this would be used as a deposit, as you need to account for stamp duty, legal fees, and other purchase costs on the new property.

The calculation changes if you are willing to pay lender's mortgage insurance to borrow above 80%, but most buyers seeking investment loans prefer to avoid that additional cost by staying within the 80% threshold.

How Refinancing Differs From a Standard Equity Loan

Refinancing to extract equity means replacing your current home loan with a new loan at a higher amount. The extra funds are paid to you at settlement and can be used for any purpose the lender approves, including a property deposit. This differs from a separate equity loan or line of credit, which sits alongside your existing mortgage and often carries different interest rates and terms.

When you refinance to draw out equity, you are taking on one loan secured against your existing property. That loan amount increases, but you receive the additional borrowing as cash. The benefit is that you deal with one lender, one interest rate structure, and one repayment schedule for the debt against your current home.

Borrowing Capacity and Serviceability Across Two Properties

Your ability to access equity is not just about how much you own in your current property. Lenders also assess whether you can service the increased debt on your home plus the new loan on the investment property. This means your income, existing expenses, and other commitments all come into play.

In our experience, this is where Surrey Hills homeowners sometimes face unexpected hurdles. The area's higher property values mean larger loan amounts, and lenders apply serviceability buffers that assume interest rates several percentage points above the current rate. If your household income has not increased significantly since you first purchased, or if you have taken on other debts such as car finance, you may find that serviceability limits how much you can borrow even if the equity exists on paper.

A two-income household earning a combined $180,000 with minimal other debts will generally have more scope to increase borrowing than a single-income household on the same figure. Lenders also consider rental income from the new investment property, but they typically assess only 80% of the projected rent to account for vacancy periods and maintenance costs.

Structuring the Loans to Maximise Tax Efficiency

When you refinance to release funds for an investment property deposit, the portion of your loan that relates to the equity drawdown should be separated from the portion that relates to your owner-occupied property. This is done through loan splits, where your home loan is divided into two accounts with separate balances but both secured against the same property.

The reason this matters is tax deductibility. Interest on borrowings used to purchase an income-producing asset is generally tax-deductible, while interest on your home loan is not. If you draw $200,000 in equity and add it to your existing $550,000 home loan without separating them, you lose the ability to clearly identify which interest payments relate to the investment and which do not.

A scenario where this plays out: you refinance your Surrey Hills home to $750,000, with $550,000 in one split for the original owner-occupied debt and $200,000 in another split for the investment deposit. The interest on the $200,000 split is deductible against your rental income, while the interest on the $550,000 is not. Your accountant will need this separation at tax time, and setting it up correctly from the start avoids complications later.

Timing the Refinance Relative to the Property Purchase

You do not need to wait until you have found an investment property to begin the refinancing process. In fact, arranging finance before you make an offer can strengthen your position as a buyer. Once the refinance settles and the equity is available in your offset account or transaction account, you have cash ready to use as a deposit without waiting for loan approval.

Some buyers prefer to refinance and have funds available before they start looking, particularly in areas like Surrey Hills where the market moves quickly and vendors expect buyers to act decisively. Others prefer to identify the investment property first and then arrange both the refinance and the new investment loan concurrently, which can reduce the time your cash sits idle but requires careful coordination between settlement dates.

If you are refinancing with your current lender, the process may be faster than switching to a new lender, but it is worth comparing offers. Your current lender knows you are an existing customer and may not offer their most competitive rate unless you ask, whereas a new lender may offer a lower rate or waive certain fees to win your business.

Lender Policies on Using Equity for Investment Purposes

Not all lenders treat equity drawdowns the same way. Some will allow you to extract equity and use it for any purpose without restriction, while others require you to declare the intended use and may apply different criteria depending on whether the funds are for renovation, debt consolidation, or investment. If you are using the funds to purchase another property, the lender will often want to see the contract of sale and may assess both properties together as part of your overall lending application.

Certain lenders also have exposure limits to specific postcodes or property types. If you already own a property in Surrey Hills and are looking to purchase an investment property in the same area, some lenders may view this as concentration risk and either decline the application or require a larger deposit on the second property. This is less common for established suburbs with strong demand, but it is something your mortgage broker can identify early by understanding each lender's current policy settings.

Valuation Risk and What Happens if Your Property Value Has Dropped

Lenders will order a valuation of your Surrey Hills property as part of the refinancing process. If the valuer's assessment comes in lower than you expected, your available equity shrinks. This can happen even in a rising market if your property has specific characteristics that do not appeal to the valuer's assessment criteria, such as a busy road frontage, minimal off-street parking, or proximity to commercial zones along Union Road.

If the valuation is lower than required, you have a few options. You can challenge the valuation by providing evidence of recent comparable sales, request a second valuation with a different valuer, or adjust your plans by reducing the amount you planned to borrow. Alternatively, you can wait and try again in six to twelve months if you believe property values will continue to rise, though this delays your investment timeline.

Ongoing Repayment Obligations and Cash Flow Management

Once you have refinanced to access equity and purchased an investment property, you are managing repayments on both the increased loan against your home and the new loan against the investment. Even if the investment property generates rental income, there will be periods where costs exceed income, such as during tenant turnover, when repairs are needed, or if interest rates rise.

Your offset account becomes particularly important in this scenario. Any surplus income that you previously directed toward paying down your home loan can now be held in offset against the owner-occupied portion of your debt, reducing the non-deductible interest you pay while keeping funds accessible for investment property expenses. Keeping a buffer of several months' worth of repayments in offset or savings provides breathing room if rental income drops or unexpected costs arise.

Call one of our team or book an appointment at a time that works for you to discuss how refinancing your Surrey Hills property could position you for your next purchase.

Frequently Asked Questions