• 5 min read

Many professionals earn income that does not fit neatly into a standard PAYG assessment. Overtime, bonuses, shift loading, locum income, practice income, trust distributions and self-employed income can all affect how lenders assess borrowing capacity — and each lender treats these differently.

Quick Answer

Complex income home loans refer to applications where income includes non-standard components. The right lender can make a significant difference because each lender has its own policy for what income is accepted, what history is required and whether it is shaded or excluded.

What Counts As Complex Income?

Overtime and shift loading — common for nurses and healthcare workers

Bonus and commission income — common for lawyers and corporate professionals

Locum income — relevant for doctors and some specialists

Practice income — relevant for dentists and doctors operating through a company or trust

Partnership income — relevant for lawyers and accountants in partnerships

Trust distributions — relevant for accountants, investors and business owners

Company income — relevant for practice owners with income paid via a company

Self-employed income — relevant for professionals with ABNs or sole trader structures

Why Lender Choice Matters For Complex Income

Two lenders may assess the same professional very differently. One may include 100% of overtime; another may exclude it. One may accept locum income with a three-month history; another may require two years. The difference can be tens or hundreds of thousands of dollars in approved borrowing capacity.

What Lenders Look At For Complex Income

Income consistency — is the income regular and ongoing?

Employment type — PAYG, locum, contractor, self-employed or partnership

Income history — length of history and supporting documentation

Tax returns — particularly for self-employed, trust and company income

BAS statements — for business income and self-employed professionals

Employer letters — to confirm overtime or variable income is expected to continue

Common Mistakes

Applying to a lender that excludes your income type without comparing alternatives

Not having payslips or tax returns that clearly identify each income component

Not separating employment income from business income in documentation

Assuming a decline from one lender means the same outcome elsewhere

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Frequently Asked Questions

Can locum income be used for a home loan?

Some lenders may include locum income if it is consistent, evidenced and meets their policy requirements. History and documentation requirements vary.

Many lenders prefer two years, but some may accept alternatives depending on the scenario and overall application strength.

Some lenders accept trust distributions as income. Requirements typically include trust financials, tax returns and evidence of distribution history.

Income Type Decision Table

Income Type Common For Key Lender Requirement
Overtime Nurses, healthcare workers 12+ months consistent history, payslips, employer letter
Shift loading Nurses, emergency services Same as overtime — consistency key
Bonus income Lawyers, corporate professionals 2 years history, employer letter, consistency
Locum income Doctors, some nurses 12–24 months history, tax returns, AHPRA
Practice income Dentists, doctors 2 years financials, BAS, business tax returns
Partnership income Lawyers, accountants 2 years financials, partnership deed
Trust income Accountants, investors 2 years trust financials, trust deed
Self-employed Accountants, business owners 2 years personal + business tax returns, BAS

Common Mistakes With Complex Income Applications

Applying to a lender that excludes your income type without comparing alternatives

Not having 2 years of consistent documentation

Mixing income types without clear documentation for each

Assuming a decline from one lender means all lenders will do the same

Not using a broker who understands your specific income structure

Can one lender say no but another say yes?

Yes. Lenders assess income differently. A decline from one lender does not mean the same outcome elsewhere.

Not having payslips, tax returns or employer letters that clearly identify and confirm each income component.

Review Your Income With The Right Lender

We identify which lenders assess your income type most accurately.

General information only. Lending eligibility, LMI waiver policies, rates and approval outcomes vary by lender and are subject to assessment.

Income type Documentation required Common challenge
Overtime Payslips (12+ months), employer letter Consistency — irregular overtime may be excluded
Bonus Tax returns (2 yrs), employer letter Discretionary bonuses may not qualify
Locum income Tax returns (2 yrs), AHPRA, contracts ABN locums may be treated as self-employed
Trust distributions Trust financials (2 yrs), deed Discretionary nature means varying treatment
Company income Company financials (2 yrs), tax returns Business debts count in personal serviceability
Partnership income Partnership financials (2 yrs), deed Often averaged across 2 years

Review Your Income With The Right Lender

We identify which lenders assess your income type most accurately.

General information only. Income assessment varies by lender and individual circumstances.

Written by: Simpli Finance Lending Team  ·  Reviewed by: [Broker Name], Mortgage Broker  ·  Last updated: June 2026