What Lenders Mortgage Insurance Actually Costs You
Lenders Mortgage Insurance is a one-off premium charged when your deposit is less than 20% of the property value. The premium is calculated on a sliding scale based on your loan amount and loan to value ratio, with the cost rising sharply as your deposit shrinks. At 90% LVR, you might pay between $8,000 and $12,000 on a loan amount of $500,000. At 95% LVR, that figure can climb to $15,000 or more. The premium protects the lender, not you, and in some states you'll also pay stamp duty on the premium itself.
Consider a Department of Home Affairs employee purchasing in Canberra with a 10% deposit. If the property is at the upper end of the ACT price cap under the Australian Government 5% Deposit Scheme at $1,000,000, a conventional loan at 90% LVR would involve an LMI premium in the range of $18,000 to $25,000 depending on the lender's insurer and your employment profile. That premium is typically capitalised into the loan amount, which means you're also paying interest on it over the life of the loan. If the same buyer accessed the 5% Deposit Scheme, Housing Australia's guarantee replaces the need for LMI entirely, saving that cost upfront and reducing the total amount borrowed.
The LMI Waiver Available to Public Sector Employees
Several lenders offer LMI waivers to public sector employees, including those in the Australian Public Service. These waivers allow you to borrow up to 90% or sometimes 95% LVR without paying the insurance premium. Eligibility depends on your employer, your income stability, and the lender's assessment of your role. Not all lenders provide the same waiver terms, and some restrict the concession to permanent employees or certain agencies.
For Department of Home Affairs employees, an LMI waiver can deliver substantial savings without requiring you to wait until you've saved a 20% deposit. The waiver doesn't change your borrowing capacity or the interest rate on the loan, but it does remove a significant upfront cost. In our experience, buyers who access a waiver at 90% LVR and then make additional repayments in the first two years often reach 80% LVR well ahead of schedule, improving their refinancing options and creating a buffer for rate changes.
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How the Australian Government 5% Deposit Scheme Works with LMI
The Australian Government 5% Deposit Scheme allows eligible first home buyers to purchase with a deposit of just 5% of the property value, with Housing Australia guaranteeing up to 15% to bring the combined total to 20%. This removes the need for LMI entirely. No income caps apply, and property price caps vary by location. In the ACT, the cap is $1,000,000 across all areas. In New South Wales, the cap is $1,500,000 in Sydney and regional centres and $800,000 elsewhere.
Applications are made through participating lenders, not directly through Housing Australia. The scheme cannot be combined with the Help to Buy equity scheme, but it can be used alongside state and territory duty concessions and grants where applicable. In the ACT, eligible buyers under the Home Buyer Concession Scheme are fully exempt from conveyance duty regardless of property value, which stacks well with the 5% Deposit Scheme and can reduce total upfront costs significantly.
As an example, a first home buyer employed by the Department of Home Affairs purchasing in Belconnen at the current median for units could access the scheme with a 5% deposit, avoid LMI, and benefit from the ACT duty exemption. The same buyer using a conventional 10% deposit loan would pay LMI and, depending on the property value and their status, potentially full or partial duty. The difference in cash required at settlement can exceed $30,000.
When Paying LMI Still Makes Sense
There are scenarios where paying LMI is the right decision. If property values in your target area are rising quickly and waiting another year to save a larger deposit means paying significantly more for the same property, the LMI premium may be offset by capital growth. If interest rates are expected to rise and you want to lock in a rate sooner rather than later, entering the market with a smaller deposit can also be justified.
Another situation involves buyers who have equity in another property but prefer not to use it as security for a new purchase. Paying LMI on a standalone loan at 85% or 90% LVR can preserve flexibility and keep the properties separate for estate planning or future sale purposes. This approach is more common among buyers purchasing investment property while retaining an owner-occupied home.
Calculating the True Cost of LMI Over the Loan Term
Because the LMI premium is usually added to your loan amount rather than paid upfront, you pay interest on it over the life of the loan. At current variable rates, an LMI premium of $15,000 capitalised into a 30-year loan will cost you several thousand dollars more in interest by the time the loan is repaid. If you're considering whether to pay LMI or delay your purchase to save a larger deposit, factor in both the interest cost on the premium and the opportunity cost of waiting.
If you refinance or sell the property within the first few years, you'll have paid interest on the LMI premium without capturing the full term of benefit that the insurance was designed to provide the lender. Some buyers in this position prefer to pay the LMI premium in cash at settlement if they have access to funds, avoiding the interest cost entirely. That option requires weighing up whether those funds would be more useful as a larger deposit or held as a cash buffer post-settlement.
Comparing LMI Waiver, 5% Deposit Scheme, and Conventional Loans
A Department of Home Affairs employee with a 10% deposit has three potential pathways: access an LMI waiver at 90% LVR, apply for the 5% Deposit Scheme if eligible as a first home buyer, or proceed with a conventional loan and pay LMI. Each option has different cost implications and eligibility requirements.
The LMI waiver is available to repeat buyers and doesn't require first home buyer status, but it's typically capped at 90% LVR and limited to certain lenders. The 5% Deposit Scheme allows a smaller deposit and removes LMI, but it's restricted to first home buyers and subject to property price caps. A conventional loan offers the widest lender choice but includes the LMI cost. For a buyer in the ACT purchasing at $950,000 with a 10% deposit, the LMI waiver and the conventional loan would both involve a 90% LVR, but only the waiver removes the premium. The 5% Deposit Scheme would allow the buyer to retain an additional 5% of the purchase price in cash, which can be useful for settlement costs, furniture, or an offset account buffer.
When comparing home loan options, the right choice depends on your deposit size, whether you're a first home buyer, and how much weight you place on lender choice versus cost.
What Happens to LMI If You Refinance
Once you've paid an LMI premium, it's generally non-refundable and non-transferable. If you refinance to a new lender within the first couple of years and your LVR is still above 80%, you may be required to pay LMI again with the new lender. Some lenders offer LMI portability, which allows you to transfer the existing policy to a new loan with the same lender without paying a new premium, provided your loan amount doesn't increase significantly.
If you've paid LMI and then refinance after your LVR has dropped below 80% through repayments or capital growth, you won't need to pay LMI again. This is one reason buyers who start with a high LVR loan often prioritise making extra repayments in the first few years, as crossing the 80% threshold opens up more refinancing options and can deliver access to lower interest rates or offset accounts with annual fee waivers.
Call one of our team or book an appointment at a time that works for you. We'll review your deposit position, employment details, and property goals to identify whether an LMI waiver, the 5% Deposit Scheme, or another structure delivers the lowest cost and the most flexibility for your situation.
Frequently Asked Questions
What is Lenders Mortgage Insurance and when do I pay it?
Lenders Mortgage Insurance is a one-off premium charged when your deposit is less than 20% of the property value. The cost is calculated on a sliding scale based on your loan amount and loan to value ratio, and is typically added to your loan rather than paid upfront.
Can Department of Home Affairs employees avoid paying LMI?
Yes. Several lenders offer LMI waivers to public sector employees, including those at the Department of Home Affairs, allowing you to borrow up to 90% or 95% LVR without paying the premium. Alternatively, first home buyers can use the Australian Government 5% Deposit Scheme, which removes the need for LMI entirely.
What happens to my LMI premium if I refinance?
LMI premiums are generally non-refundable and non-transferable. If you refinance to a new lender while your LVR is still above 80%, you may need to pay LMI again. Some lenders offer portability, allowing you to transfer the policy without a new premium if you stay with the same lender.
How much does LMI cost on a home loan?
The cost varies based on your loan amount and loan to value ratio. At 90% LVR on a $500,000 loan, you might pay between $8,000 and $12,000. At 95% LVR, the premium can exceed $15,000, and in some states you'll also pay stamp duty on the premium.
Should I pay LMI or wait to save a larger deposit?
It depends on property price growth and your timeline. If values are rising quickly, paying LMI to enter the market sooner may be justified. If you qualify for an LMI waiver or the 5% Deposit Scheme as a public sector employee or first home buyer, you can avoid the cost without waiting.