ATO depreciation rates for chillers assets in the General industry, under Income Tax (Effective Life of Depreciating Assets) Determination 2025 (LI 2025/20).
9 assets listed.
| Asset | Effective life | Prime cost rate | Diminishing value rate | Applicable from |
|---|---|---|---|---|
| Absorption | 25 years | 4.00% | 8.00% | 1 July 2025 |
| Air-cooled | 15 years | 6.67% | 13.33% | 1 July 2025 |
| Centrifugal Volumetrics (including reciprocating, rotary, | 20 years | 5.00% | 10.00% | 1 July 2025 |
| Damper motors (including variable air volume box controllers) | 10 years | 10.00% | 20.00% | 1 July 2025 |
| Fan coil units (connected to a condensing set) | 15 years | 6.67% | 13.33% | 1 July 2025 |
| Humidifiers (steam generator) | 10 years | 10.00% | 20.00% | 1 July 2025 |
| Pumps | 20 years | 5.00% | 10.00% | 1 July 2025 |
| Room units | 10 years | 10.00% | 20.00% | 1 July 2025 |
| Water-cooled | 20 years | 5.00% | 10.00% | 1 July 2025 |
The effective lives shown above are determined by the Commissioner of Taxation under section 40-100 of the Income Tax Assessment Act 1997. The diminishing value rate equals 200% ÷ effective life (for assets acquired on or after 10 May 2006). The prime cost rate equals 100% ÷ effective life. You may alternatively self-assess effective life — see the ATO website for guidance.