Australian diesel prices for mining: September 2026
Diesel price in Australia, 25 September 2026: terminal gate 261.9 c/L in Perth to 277.6 c/L in Darwin; national 269.0 c/L, up 24.9 c/L on a month.
Diesel is one of the largest costs on a surface mine and one of the hardest to account for. This section tracks the monthly diesel price and covers the diesel refund, fuel theft and idle time.
Articles
Fuel & diesel Regulation Australia
Fuel tax credits for mining contractors in Australia
Fuel tax credits for mining: from 3 August 2026 diesel used off-road on a mine earns 53.7 cents a litre; heavy vehicles on public roads earn 21.3 cents.
Fuel & diesel Regulation United States
Off-highway diesel tax credit for US mining
Undyed diesel burned off-highway on a mine earns back $0.243 a gallon of federal excise tax on Form 4136 or Form 8849. What qualifies and how to claim.
Fuel & diesel Diesel price United States
US diesel price for mining contractors: September 2026
US on-highway diesel averaged $6.529 a gallon in the week of 21 Sep 2026 (EIA), up $0.877 in four weeks, a series high. Regional prices and cost per ton.
Fuel & diesel Diesel price Africa
Diesel prices in Southern Africa for mining: September 2026
Official diesel prices for September 2026: South Africa R29.11/l wholesale, Zambia K26.86, Zimbabwe US$2.08 and Mozambique MT116.25 a litre.
Fuel & diesel Regulation
Diesel refund: eligible and ineligible mining activities
Which mining activities earn the diesel refund under Schedule 6 Note 6(f), which do not, and a checklist for mines and contractors on dry and wet work.
Fuel & diesel Guide
Fuel theft on mine sites: where diesel goes missing
Fuel theft is one of several ways diesel leaves a mine site's record, at six points from delivery to machine. How to find each loss and reconcile a month.
Fuel & diesel Guide
Idle time in mining: what it costs and how to measure it
Idle time in mining is engine hours with no work done: 30% to 60% of running time on earthmoving machines in published data. How to measure and cost it.
Fuel & diesel Diesel price
Diesel price in South Africa for mining: September 2026
South Africa's wholesale 0.05% diesel price from 2 September 2026: 2,911.11 c/l in Gauteng, 2,823.91 c/l at the coast, up 293.90 c/l. 2026 history.
Fuel & diesel Regulation
Diesel rebate for mining: what changed on 1 April 2026
Diesel rebate for mining: from 1 April 2026 the diesel refund covers 100% of eligible litres on land, up from 80%. Since 1 July it is 382.2 c per litre.
- Wet stock (fuel)Wet stock is the fuel physically held on site in tanks, bowsers and other containers, measured by dip and checked against the book stock that deliveries and metered issues say should be there.