In Australia, property investors can claim various expenses as tax deductions against their rental income. These deductible expenses help reduce the taxable income generated from the investment property, thereby lowering the investor’s overall tax liability. Some common costs that are typically tax-deductible for investment properties in Australia include:

1. Interest on Loans: Interest payments on loans used to finance the purchase, construction, or renovation of the investment property are generally tax-deductible. This includes interest on mortgages, lines of credit, and other financing arrangements.
2. Property Management Fees: Fees paid to property managers or real estate agents for managing the rental property are tax-deductible. This includes leasing fees, advertising costs, and ongoing management fees.
3. Repairs and Maintenance: Costs associated with repairing and maintaining the property are tax-deductible. This includes expenses for fixing plumbing, electrical, or structural issues, as well as painting, cleaning, and landscaping.
4. Council Rates and Land Tax: Rates levied by local councils and land tax imposed by state governments are tax-deductible. These charges are based on the value of the property and contribute to local government services and infrastructure.
5. Insurance Premiums: Premiums paid for insurance policies covering the investment property, such as building insurance, landlord insurance, and public liability insurance, are tax-deductible.
6. Depreciation of Assets: Depreciation deductions can be claimed for the decline in value of capital assets within the property, including Division 40 (plant and equipment) assets and Division 43 (capital works) assets. A quantity surveyor can prepare a depreciation schedule outlining the depreciation allowances available for each asset.
7. Travel Expenses: Travel costs incurred for inspecting, maintaining, or managing the investment property are tax-deductible. This includes expenses for visiting the property, attending meetings with property managers, and traveling to suppliers for repairs or maintenance.
8. Advertising and Marketing Costs: Costs associated with advertising the property for rent, such as online listings, newspaper ads, and signage, are tax-deductible.
9. Utilities and Services: Expenses for utilities and services provided to the investment property, such as water, gas, electricity, and internet, are tax-deductible.
10. Legal and Professional Fees: Fees paid to solicitors, accountants, tax advisors, and other professionals for services related to the investment property, such as legal advice, tax preparation, and property inspections, are tax-deductible.

It’s important for property investors to keep accurate records of all expenses related to their investment property and to seek advice from a qualified tax professional to ensure compliance with Australian tax laws and optimize their tax deductions. Additionally, certain expenses may be subject to specific eligibility criteria or restrictions, so investors should consult the Australian Taxation Office (ATO) or a tax advisor for guidance.