Investment Duplexes: Everything You Need to Know

Discover how FIFO mining engineers can build wealth through property by purchasing an investment duplex with the right loan structure

Hero Image for Investment Duplexes: Everything You Need to Know

Why Investment Duplexes Make Sense for FIFO Mining Engineers

As a FIFO mining engineer, you're already making solid income working on-site. But what happens when your fly-in, fly-out days are behind you? Building wealth through property investment can provide the passive income and financial freedom you need for long-term security.

Purchasing an investment duplex offers unique advantages over standard single-dwelling properties. With two separate rental incomes under one title, you're diversifying your income stream while managing a single property investment. If one tenant moves out, you've still got rental income flowing from the other unit, which helps manage your vacancy rate risk.

Understanding Investment Loan Options for Duplexes

When buying an investment property like a duplex, you'll need an investment loan rather than a standard owner-occupier home loan. The investment loan features and products available differ from residential mortgages, with lenders assessing your application based on both your income and the property's rental potential.

FIFO Home Loans can help you access investment loan options from banks and lenders across Australia, specifically tailored to your unique employment situation. Many lenders view FIFO workers favourably due to consistent income levels, but knowing which lenders understand your industry makes a significant difference to your investment loan application outcome.

Investment Loan Features That Matter

When comparing investment loan products, several investment loan features will impact your property investment strategy:

  • Interest rate type: Choose between variable rate and fixed rate options, or split your loan between both
  • Repayment structure: Interest only investment loans versus principal and interest repayments
  • Offset accounts: Help reduce interest charges while maintaining flexibility
  • Redraw facilities: Access additional repayments when needed
  • Loan to value ratio (LVR): Affects your investor deposit requirements and whether you'll pay Lenders Mortgage Insurance (LMI)

Interest Only vs Principal and Interest

Many property investors opt for interest only loans during the initial years of ownership. An interest only investment structure means your repayments only cover the interest charges, not the principal loan amount. This keeps your repayments lower, which can be beneficial when you're focused on maximising tax deductions and managing cash flow.

However, principal and interest repayments mean you're building equity in the property from day one. Your loan amount reduces with each payment, which strengthens your position for future borrowing and portfolio growth.

Ready to get started?

Book a chat with a Finance & Mortgage Broker at FIFO Home Loans today.

Calculating Investment Loan Repayments

Understanding how calculating investment loan repayments works helps you plan your property investment strategy effectively. The repayment amount depends on several factors:

  1. Your investment loan amount
  2. The investment loan interest rate (variable interest rate or fixed interest rate)
  3. The loan term length
  4. Whether you choose interest only or principal and interest

As a FIFO mining engineer, lenders will assess your investor borrowing capacity based on your base salary plus FIFO allowances. They'll also factor in the expected rental income from both duplex units when determining your serviceability.

Investment Loan Benefits and Tax Advantages

One of the significant investment loan benefits is the tax treatment of investment properties. Negative gearing benefits allow you to offset your property expenses against your taxable income, which can reduce your overall tax liability.

Claimable expenses on your investment duplex include:

  • Investment loan interest payments
  • Property management fees
  • Body corporate fees (if applicable)
  • Maintenance and repairs
  • Insurance premiums
  • Depreciation on building and fixtures
  • Stamp duty (spread over several years)

These deductions help maximise tax deductions, making investment properties particularly attractive for high-income FIFO workers. The tax benefits combined with potential capital growth create a powerful wealth-building strategy.

Understanding Investor Deposit Requirements

Your investor deposit typically needs to be larger than for owner-occupier purchases. Most lenders require at least 10-20% deposit for investment property finance, though some offer higher LVR options.

If you already own property, you might consider equity release from your existing home to fund your investor deposit. This strategy, known as leverage equity, allows you to enter the investment market without saving a separate cash deposit. Equity release loans can accelerate your path to building wealth through property.

Alternatively, if you're looking at expanding your property portfolio, the equity in your first investment can fund subsequent purchases.

LMI Considerations for Investment Properties

When your loan to value ratio exceeds 80%, you'll typically need to pay Lenders Mortgage Insurance (LMI). This protects the lender if you default on your rental property loan. While LMI adds to your upfront costs, it's often a worthwhile investment to get into the market sooner.

Some FIFO workers may qualify for LMI waivers through specific lender programs that recognise the stability of mining industry professionals.

Investment Loan Interest Rates and Discounts

Investor interest rates are typically higher than owner-occupier rates, reflecting the slightly higher risk lenders attribute to investment properties. However, you can still secure rate discounts by:

  • Maintaining a lower LVR
  • Having multiple products with the same lender
  • Demonstrating strong serviceability
  • Working with a broker who has access to wholesale interest rate discounts

Both variable and fixed interest rate options have their place in investment property strategies. Variable rates offer flexibility and potential rate decreases, while fixed rates provide certainty for budgeting your investment property rates over a set period.

Why Duplexes Specifically?

Duplexes offer particular advantages for FIFO workers building their investment portfolio:

  • Double rental income: Two tenants means you need rental income from only one unit to cover most costs during vacancies
  • Shared land value: Both dwellings sit on one title, maximising land utilisation
  • Portfolio growth potential: Own two rental properties under one mortgage
  • Appealing to renters: Duplexes often attract long-term tenants seeking more space than apartments
  • Lower body corporate: Unlike units in larger complexes, duplex body corporate fees are typically minimal or non-existent

The Investment Loan Application Process

Your investment loan application will require documentation showing:

  • Proof of FIFO income (payslips, PAYG summaries, employment contract)
  • Details of existing assets and liabilities
  • Living expenses and financial commitments
  • The property contract and rental appraisal
  • Proof of your investor deposit

Working with FIFO Home Loans means you're dealing with specialists who understand how to present your FIFO income to lenders in the most favourable light.

When to Consider Investment Loan Refinance

As your circumstances change or property values increase, investment loan refinance can improve your position. You might refinance to:

  • Secure better investor interest rates
  • Release equity for additional purchases
  • Switch between interest only and principal and interest
  • Consolidate multiple property investment loans

Regular loan health checks ensure you're always getting optimal value from your investment property finance arrangements.

Building Your Property Investment Strategy

A duplex can be your first step or your next move in building wealth property. The combination of two rental incomes, potential negative gearing benefits, and capital growth creates multiple paths to financial freedom.

For FIFO mining engineers with strong income but limited time at home, investment properties provide passive income that works while you're on-site. The equity you build becomes the foundation for portfolio growth, potentially funding your retirement or your children's future.

Ready to explore your options for purchasing an investment duplex? Call one of our team or book an appointment at a time that works around your FIFO roster. We understand your unique situation and can structure your investment loan to align with your wealth-building goals.


Ready to get started?

Book a chat with a Finance & Mortgage Broker at FIFO Home Loans today.