ATO depreciation rates for trunkline onshore terminal (tot) assets assets in the Mining industry, under Income Tax (Effective Life of Depreciating Assets) Determination 2025 (LI 2025/20).
2 assets listed.
| Asset | Effective life | Prime cost rate | Diminishing value rate | Applicable from |
|---|---|---|---|---|
| Flash tanks | 20 years | 5.00% | 10.00% | 1 July 2025 |
| Slugcatcher and associated piping Valves including control valves 121/2 * 1 Jul 2002 | 30 years | 3.33% | 6.67% | 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.