Section 40Income Tax Assessment Act 1997 (Cth)

‑1  What this Division is about

You can deduct an amount equal to the decline in value of a depreciating asset (an asset that has a limited effective life and that is reasonably expected to decline in value over the time it is used) that you hold.

That decline is generally measured by reference to the effective life of the asset.

You can also deduct amounts for certain other capital expenditure.

Sourced from the Federal Register of Legislation at 25 May 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au. Verify the current text against the official source before relying on it.

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