Division 43 (Capital works deductions) refers to the depreciation of the structure of the building, usually objects that are irremovable. Capital Works may also be known as Building Write-Off or Capital Works Allowance. Residential properties built after the 15th September 1987 are eligible to claim capital works deductions over a 40-year period which will be depreciated as a straight line at 2.5% per annum. When construction costs are unknown, a qualified specialist such as a Quantity Surveyor will be responsible for estimating the building.

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Division 43 (Capital works deductions) refers to the depreciation of the structure of the building, usually objects that are irremovable. Capital Works may also be known as Building Write-Off or Capital Works Allowance. Residential properties built after the 15th September 1987 are eligible to claim capital works deductions over a 40-year period which will be depreciated as a straight line at 2.5% per annum. When construction costs are unknown, a qualified specialist such as a Quantity Surveyor will be responsible for estimating the building.

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