ATO Depreciation Rates 2023

Table A
NameEffective LifeDiminishing Value RatePrime Cost RateDate of Application
MANUFACTURING:
Cement manufacturing:
Preheat and clinker production assets:
Cyclone preheaters (incorporating tower structure, lifts, cyclones, precalciners, ducts, inlet chambers and meal pipes)20 years10.00%5.00%1 Jul 2011
Kiln bypass systems (incorporating bypass ducts, heat exchangers, spray towers, filter units, ID fans and stacks)10 years20.00%10.00%1 Jul 2011
Iron smelting and steel manufacturing:
Basic oxygen steelmaking (BOS) and electric arc furnace (EAF) steel making assets:
Emissions control assets:
De-dusting ducts and mains15 years13.33%6.67%1 Jul 2010
Waste gas radiation cooling systems (incorporating water sprays and ducts)20 years10.00%5.00%1 Jul 2010
Blast furnace assets:
Emissions control assets:
De-dusting ducts and mains15 years13.33%6.67%1 Jul 2010
Waste gas collector mains and ducts15 years13.33%6.67%1 Jul 2010
Coke making assets:
Emissions control assets:
Waste gas cleaning and dedusting assets:
Waste gas collector mains and ducts25 years8.00%4.00%1 Jul 2009
Hot strip mill assets:
Walking beam furnace assets:
Air ducts10 years20.00%10.00%1 Jul 2010
Pellet making assets:
Emissions control assets:
Waste gas collector mains and ducts20 years10.00%5.00%1 Jul 2010
Induration assets:
Waste heat recovery ducts15 years13.33%6.67%1 Jul 2010
Primary metal product casting assets:
Emissions control assets:
Dedusting ducts and mains15 years13.33%6.67%1 Jul 2010
Sinter making assets:
Emissions control assets:
Waste gas cleaning and dedusting assets:
Waste gas collector mains and ducts20 years10.00%5.00%1 Jul 2009
Table B
NameEffective LifeDiminishing Value RatePrime Cost RateDate of Application
Air-conditioning assets (excluding pipes, duct work and vents):
Air handling units20 years10.00%5.00%1 Jul 2003
Cooling towers15 years13.33%6.67%1 Jul 2003
Condensing sets15 years13.33%6.67%1 Jul 2003
Chillers:
Absorption25 years8.00%4.00%1 Jul 2003
Centrifugal20 years10.00%5.00%1 Jul 2003
Volumetrics (including reciprocating, rotary, screw, scroll):
Air-cooled15 years13.33%6.67%1 Jul 2003
Water-cooled20 years10.00%5.00%1 Jul 2003
Damper motors (including variable air volume box controllers)10 years20.00%10.00%1 Jul 2003
Fan coil units (connected to a condensing set)15 years13.33%6.67%1 Jul 2003
Humidifiers (steam generator)10 years20.00%10.00%1 Jul 2003
Mini split systems up to 20KW (including ceiling, floor and high wall split systems)10 years20.00%10.00%1 Jul 2003
Packaged air conditioning units15 years13.33%6.67%1 Jul 2003
Pumps20 years10.00%5.00%1 Jul 2003
Room units10 years20.00%10.00%1 Jul 2003

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Source: TR 2022/1