Your income looks different on paper than it does in your bank account.
As a plasterer, you're dealing with cash payments, fluctuating work schedules, and expense claims that eat into your taxable income. Lenders see the tax return figure, not the reality of what you earn. That gap determines how much you can borrow, and understanding it puts you ahead before you even apply for a home loan.
How Lenders Calculate Your Income as a Plasterer
Lenders use your taxable income from the last two years of tax returns, not your gross earnings. If you've claimed legitimate deductions for tools, vehicle expenses, or materials, your taxable income drops. If you've claimed $20,000 in work-related expenses across the year, that's $20,000 the lender won't count toward your borrowing capacity.
Consider a plasterer earning $95,000 gross but claiming $18,000 in work expenses. The lender sees a taxable income of $77,000. At current serviceability ratios, that difference could reduce borrowing capacity by around $90,000 to $110,000 depending on your other debts and living expenses. The deductions save tax but cost you borrowing power.
Some lenders will add back depreciation on tools and equipment because it's a non-cash expense. Others won't. Knowing which lenders do this before you apply can shift your borrowing capacity substantially.
The Impact of Irregular Income Patterns
Plastering work fluctuates with weather, project timelines, and the construction cycle. A strong six months followed by a quieter period is normal, but lenders average your income over two years and apply a discount if they see volatility.
If your income dropped between year one and year two of your tax returns, even by a small margin, some lenders will only use the lower year. Others will average the two years. A plasterer who earned $88,000 in the first year and $82,000 in the second will be assessed at $82,000 by conservative lenders or $85,000 by others. That $3,000 to $6,000 difference translates to roughly $15,000 to $30,000 in borrowing capacity.
We regularly see tradies who are self-employed penalised for income patterns that are completely standard in their industry. The lender doesn't care that December and January are slow. They care about consistency on paper.
Cash Jobs and Declared Income
You can only borrow against income you've declared to the ATO. If you're doing cash jobs and not declaring them, that income doesn't exist as far as lenders are concerned. Banks verify income through tax returns and business activity statements, not bank deposits.
Some plasterers think they can show bank statements to prove higher income. That strategy fails immediately. Lenders want tax returns that match those deposits. Unexplained cash deposits raise questions about money laundering and source of funds, which kills applications faster than low income does.
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Debts and Committed Expenses Reduce What You Can Borrow
Lenders subtract your monthly debt repayments and living expenses from your income to calculate how much you can service a home loan. A car loan at $600 per month reduces your borrowing capacity by around $120,000. A personal loan, credit card limit, or buy-now-pay-later account all work the same way.
Credit card limits matter even if you pay the balance in full each month. A $10,000 limit costs you roughly $20,000 in borrowing capacity because lenders assume you could max it out tomorrow. Closing unused cards or reducing limits before you apply makes a measurable difference.
Living expenses are calculated using either your actual spending or the Household Expenditure Measure, whichever is higher. If you're spending $3,500 a month on rent, groceries, and bills, but the HEM says someone in your situation should spend $2,800, the lender uses $3,500. You can't argue it down.
LVR and Lenders Mortgage Insurance
Your deposit size changes what you can borrow and what it costs. Borrowing more than 80% of the property value triggers Lenders Mortgage Insurance, which protects the lender if you default. LMI can add $10,000 to $30,000 to your loan amount depending on your deposit and purchase price.
A plasterer buying a $650,000 property with a 10% deposit will pay LMI on a loan of around $585,000 once you add the insurance premium to the loan amount. That premium increases your repayments and reduces how much property you can afford within your borrowing limit. Lifting your deposit to 20% removes LMI entirely and increases your purchasing power.
Some lenders offer LMI waivers for tradies in specific circumstances, particularly if you've been in the industry for several years and show strong income history. Those waivers can save tens of thousands and open up properties you couldn't otherwise afford.
Structuring Your Loan to Protect Borrowing Capacity Long-Term
How you structure your loan affects your ability to borrow again for investment property or renovations. Choosing an offset account instead of paying extra into the loan keeps your cash accessible and your borrowing capacity intact. Paying down the loan reduces your debt but also reduces what lenders will let you access later without a full refinance.
A variable rate loan with an offset account and redraw facility gives you flexibility to adapt as your income changes. If work slows for a few months, you can draw on the offset to cover repayments without missing payments or triggering hardship provisions. Lenders view that differently than someone who's struggling to meet a principal and interest commitment with no buffer.
Split loans, where part of the loan is fixed and part is variable, can suit plasterers who want some repayment certainty but still need access to funds. The variable portion supports an offset account while the fixed portion locks in a rate during periods where you're earning well and want predictable costs.
When to Apply for Pre-Approval
Applying for home loan pre-approval before you start looking at properties tells you exactly what you can borrow based on your current tax returns and debts. Pre-approval lasts three to six months depending on the lender, which gives you time to shop with confidence.
If your most recent tax return shows lower income than the year before, wait until after you lodge the next one if your income has recovered. Applying too early locks you into a lower borrowing capacity. If your income is climbing or you've reduced your debts recently, timing your application to capture those improvements can add $50,000 or more to what lenders will offer.
Call one of our team or book an appointment at a time that works for you. We'll run the numbers based on your actual tax returns and show you what different lenders will offer before you commit to an application.
Frequently Asked Questions
How do lenders assess my income as a plasterer?
Lenders use your taxable income from the last two years of tax returns, not your gross earnings. Work-related deductions for tools, vehicles, and materials reduce your taxable income and therefore reduce your borrowing capacity, even though they're legitimate business expenses.
Can I use cash income to increase my borrowing capacity?
No. Lenders only count income you've declared to the ATO and shown on your tax returns. Cash jobs that aren't declared don't exist for borrowing purposes, and unexplained bank deposits raise red flags that can kill your application.
How much does my car loan reduce what I can borrow for a home?
A car loan reduces your borrowing capacity by roughly 200 times the monthly repayment. A $600 monthly car payment reduces your home loan capacity by around $120,000 because lenders subtract all debt commitments when calculating serviceability.
Should I wait to apply if my income dropped last year?
If your most recent tax return shows lower income than the previous year, and your current income has recovered, wait until after you lodge the next return. Conservative lenders use the lower year's income, which can reduce your borrowing capacity by tens of thousands.
What's the benefit of an offset account for tradies?
An offset account keeps your savings accessible while reducing interest on your loan. It protects your borrowing capacity for future purchases because the money isn't locked inside the loan, and you can draw on it during slow work periods without triggering hardship provisions.
