Your employment status and income type determine how much you can borrow and which lenders will consider your application.
If you're working full-time with a salary, the assessment is usually straightforward. If you're self-employed, casual, or earning commission, the process becomes more involved because lenders treat different income types with different levels of caution. Knowing how your specific employment situation translates into borrowing power means you can approach the right lenders from the start and avoid applications that go nowhere.
How Lenders Assess Different Employment Types
Lenders categorise employment into permanent, contract, casual, and self-employed, and each category has different documentation requirements and assessment methods. Permanent employees typically need two recent payslips and sometimes a letter from their employer. Casual and contract workers usually need to show at least six to twelve months of consistent employment with the same employer, along with payslips that demonstrate regular income. Self-employed applicants generally need two years of tax returns and often financial statements prepared by an accountant.
Consider a buyer working casually in hospitality while studying part-time. They've been with the same employer for eighteen months and receive consistent shifts each week. Some lenders will assess their income based on the average over the past three to six months, while others won't consider casual income at all unless it spans two years. Matching that applicant with a lender who accepts shorter casual employment history makes the difference between approval and rejection.
Commission and Bonus Income in Borrowing Calculations
Most lenders will include commission or bonus income in your borrowing capacity assessment, but they typically apply a discount or require a track record. A common approach is to average your commission over two years and apply 80% of that figure to your assessable income. If your base salary is $70,000 and you've earned an average of $20,000 in annual bonuses over the past two years, a lender might assess your income at $86,000 rather than $90,000.
Some lenders are more generous with commission income, particularly if you work in sales or a field where performance-based pay is standard. Others won't touch it at all if the income stream is irregular or difficult to verify. The difference in how commission is treated can shift your borrowing capacity by tens of thousands of dollars, which is why it's worth comparing lender policies before lodging an application.
Self-Employed Borrowers and Tax Return Requirements
If you run your own business or work as a sole trader, lenders will usually ask for your last two years of individual tax returns, along with your business tax returns if applicable. They assess your taxable income rather than your turnover, which means legitimate deductions that reduce your tax bill also reduce what you can borrow. A tradie operating as a sole trader might show $90,000 in revenue but only $55,000 in taxable income after claiming vehicle costs, tools, and other expenses. That $55,000 becomes the figure lenders use to calculate serviceability.
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Some lenders offer low-doc or alternative documentation options for self-employed applicants who can't demonstrate strong taxable income but have consistent business activity statements or accountant declarations. These products usually come with higher interest rates or lower loan-to-value limits, but they can work for borrowers who are growing a business and haven't yet built up two years of solid tax returns. In our experience, self-employed applicants in Mindarie who operate trades, consulting businesses, or professional services often benefit from lenders who understand irregular cash flow and seasonal income patterns.
Probation Periods and New Employment
Starting a new job doesn't automatically disqualify you from a home loan, but lenders handle probation periods differently. Some won't lend until you've passed probation, while others will proceed if you can provide an employment contract and evidence that you've started work. If you've changed employers within the same industry and your income has stayed consistent or increased, most lenders view that favourably.
Changing industries or moving from permanent employment to contract work is treated with more caution. A buyer moving from a salaried role in retail to contract work in IT might have a higher income on paper, but lenders will want to see that the contract has been extended or that there's a reasonable expectation of ongoing work. The key is demonstrating continuity and stability, even if the employment type has shifted.
Income Verification Documents Lenders Request
You'll need recent payslips, usually the two most recent, along with a letter of employment if you're applying before starting a new role or if your payslips don't show your full employment details. If you're self-employed, expect to provide individual and business tax returns, notices of assessment from the ATO, and sometimes profit and loss statements or BAS summaries. Lenders may also request bank statements to verify that your income matches what you've declared and to assess your spending habits.
For Mindarie residents who are part of the growing number of remote workers in the northern suburbs, some lenders now accept overseas employers as long as the income is paid in Australian dollars or can be reliably converted. If you're earning income from multiple sources, such as rental income, dividends, or government payments, those can sometimes be included in your assessment depending on their consistency and documentation.
How Multiple Income Streams Affect Loan Approval
If you and a partner are applying jointly, lenders will assess both incomes together and consider your combined serviceability. They'll also look at your combined liabilities, so any personal loans, car finance, or credit card limits will reduce what you can borrow. In a scenario where one applicant is permanently employed and the other is casual, the lender will apply stricter criteria to the casual income and may reduce or exclude it from the assessment if the employment history is too short.
Rental income from an investment property is usually assessed at 80% of the actual rent received, to account for vacancies and maintenance costs. If you're receiving family tax benefits or other Centrelink payments, some lenders will include those as ongoing income, while others won't. The structure of your household income matters just as much as the total amount when it comes to what lenders will approve.
Rate Discounts and Employment Stability
Certain lenders offer better interest rate discounts or waive fees for applicants in specific professions, such as healthcare workers, teachers, or accountants. These packages often include reduced interest rates, offset accounts, and fee waivers that can save thousands over the life of the loan. If you work in one of these industries, it's worth checking whether your occupation qualifies for preferential pricing before comparing standard variable or fixed rate products.
Your employment type can also influence the loan features available to you. A borrower with a stable government role might qualify for a higher loan-to-value ratio without Lenders Mortgage Insurance, while a self-employed applicant might be capped at 80% LVR even with strong financials. Understanding how your employment is perceived by different lenders helps you position your application for the lowest rate and most suitable loan structure.
If you're in Mindarie and working in sectors common to the area like construction, education, or healthcare, your income is likely well understood by lenders familiar with Perth's northern corridor. But if your employment situation is less conventional or you're planning a career shift, talking through your circumstances early means you won't waste time on applications that were never going to proceed.
Call one of our team or book an appointment at a time that works for you. We'll review your income and employment details, match you with lenders who suit your situation, and help you structure your application to maximise your borrowing capacity without overcommitting.
Frequently Asked Questions
How long do I need to be in a job before applying for a home loan?
Most lenders prefer at least three to six months of employment if you're permanent, though some will accept a signed contract if you've started work. Casual and contract workers usually need six to twelve months with the same employer to demonstrate income stability.
Can I include commission income in my home loan application?
Yes, most lenders will include commission or bonus income, but they typically average it over two years and apply a discount of around 20%. Some lenders are more generous if commission is a standard part of your role.
What documents do self-employed borrowers need for a home loan?
You'll generally need two years of individual and business tax returns, notices of assessment, and sometimes profit and loss statements or BAS summaries. Lenders assess your taxable income rather than turnover.
Will being on probation stop me from getting a home loan?
Not necessarily. Some lenders will proceed if you have a signed employment contract and have started work, while others require you to complete probation first. Staying in the same industry usually helps.
Do lenders offer better rates for certain professions?
Yes, some lenders provide discounted rates and fee waivers for professionals in fields like healthcare, teaching, and accounting. These packages can include lower interest rates and additional features like offset accounts.