Australia's National Fuel Security Plan: A Plain-English Explainer and Where HVO Fits
On 30 March 2026, the National Cabinet agreed to Australia's National Fuel Security Plan - a staged, four-level framework to manage fuel supply disruptions and preserve critical supply chains triggered by the Middle East conflict and the disruption of Strait of Hormuz shipping.
It is a significant policy document. It is also, in places, written in the language of government frameworks rather than operational clarity. Here is what it actually means - for businesses, for fuel-dependent industries, and for anyone thinking about what comes next.
The Context: How We Got Here
Australia uses more energy from diesel alone than from electricity. It is our most important and versatile fuel, powering freight, agriculture, mining, construction, remote power generation and emergency services. And almost all of it is imported.
As DCCEEW confirms, Australia sources the vast majority of its refined fuel from Singapore, South Korea, Japan and Malaysia, refineries that rely on crude oil shipped through the Strait of Hormuz. When the Middle East conflict escalated in late February 2026 and Hormuz tanker traffic fell sharply, the effects arrived in Australia quickly and hit hard.
Brent crude spiked from around US$72 to over US$120 per barrel. Terminal gate diesel prices in major cities reached over 270 cents per litre. And as widely and continually reported, Australia is the only IEA member country that has consistently failed to meet the 90-day fuel reserve standard - a position unchanged since 2012. Most IEA members hold an average of 140 days of reserves. Australia's reserve target was quietly downgraded to 50 days. Energy Minister Chris Bowen confirmed in Parliament in early March that Australia held approximately 34 days of diesel reserves, some aboard ships rather than held onshore, and that in some circles is now reported to be around 25-30 days (track national petroleum consumption data: Australian Petroleum Statistics - DCCEEW).
The National Fuel Security Plan is the government's structured response to managing this situation - and to communicating with business and the community about what further measures might come.
The Four Levels of the Fuel Plan: What They Actually Mean and What Are the Outcomes So Far?
The Plan operates through four escalating levels. Australia is currently reported at being at Level 2 with Level 3 and 4 under consideration.
Level 1 - Plan and Prepare
Normal operations. Government monitors and gathers data, working with fuel suppliers to track supply chain conditions. No consumer‑facing measures. This is the baseline state.
In practice, Level 1 is where Australia now spends most of its time: quietly monitoring global markets, coordinating with major suppliers such as Singapore, and keeping stockholding and strategic‑reserve options ready should the situation deteriorate.
Level 2 - Keeping Australia Moving
Localised supply disruptions are occurring, but national supply continues to operate effectively. The government has committed to:
Bilateral engagement with key trading partners to shore up supply - Prime Minister Anthony Albanese’s visit to Singapore in early April 2026 resulted in a formal agreement for Australia and Singapore to make “maximum efforts” to meet each other’s energy‑security needs in refined fuels and LNG.
Underwriting additional fuel cargoes and strategic reserves enabled by the Export Finance and Insurance Corporation Amendment (Strategic Reserve) Bill 2026 - The government has used Export Finance Australia (EFA) to underwrite private fuel‑cargo purchases, “locking in” price points for importers and helping to stabilise supply and reduce the risk of further spikes
Managing the Minimum Stockholding Obligation reserves - releasing up to 762 million litres of petrol and diesel to ease pressure at terminals and depots.
Halving the fuel excise from 52.6 to 26.3 cents/litre from 1 April to 30 June 2026. This is saving approximately $19 per fill for a standard 65‑litre car tank, with Treasurer Jim Chalmers indicating the combined package is expected to reduce headline inflation by around half a percentage point through to the June quarter.
Reducing the Heavy Vehicle Road User Charge to zero for the same period, a more meaningful relief for fleet‑dependent industries.
State governments have also taken voluntary demand‑reduction actions consistent with Level 2:
Victoria made all metropolitan and regional public transport free through April 2026.
Tasmania made all buses and ferries free through 1 July 2026.
NSW, WA and South Australia declined free public transport, citing capacity‑management concerns and the need to conserve public‑transport capacity for a potentially longer crisis.
The ACT Government’s statement on National Cabinet also noted that early voluntary steps to manage fuel use, alongside effective supply measures, play an important role in easing pressure.
The government’s message at Level 2: buy only what you need. Don’t stockpile. Voluntary demand reduction helps the system stay balanced.
Level 3 - Taking Targeted Action
Triggered if supply disruptions worsen. Government would actively direct fuel to where it is needed most. The PM&C Plan document outlines step‑up engagement with strategic partners, further releases from the Minimum Stockholding Obligation if needed, and a nationally consistent approach to practical measures that reduce fuel demand.
State and territory governments would also consider:
Additional road‑use changes to improve freight efficiency.
Using relevant legislative powers to secure petrol station and bulk supply.
Implementing a national approach to practical demand‑reduction measures.
In other words, Level 3 is not just about moving supply around more aggressively; it is also the point at which governments would coordinate targeted demand‑reduction measures across jurisdictions, such as time‑of‑day restrictions on non‑critical fuel use, enforced freight‑routing rules and other forms of directed allocation.
Level 4 - Protecting Critical Services For All Australians
In a severe scenario. Government implements a framework to prioritise fuel for critical users – emergency services, utilities, life‑support services. The PM&C Plan describes this as a nationally consistent framework for the prioritisation of fuel supplies to critical sectors, with state and territory implementation at the local level.
The plan also refers to targeted public transport solutions for key workforces and those most in need, as well as the potential use of existing legislative powers to require fuel stockholders to prioritise supply to critical users. This is effectively a prioritisation framework rather than a blunt rationing system, although the practical outcome for lower‑priority users would resemble rationing if supply became extremely constrained.
The government has been explicit that levels 3 and 4 remain indicative and may change depending on circumstances, and that the indicators will include global market conditions, fuel arrivals, Minimum Stockholding Obligation holdings, industry data, retail and distribution trends, and community need.
What the Plan Does Not Say, But Should
The National Fuel Security Plan sounds like a shield - but the real test is whether it can actually keep diesel flowing when the Middle East is on fire. The Singapore deal – a “maximum efforts” promise to keep refined fuel flowing buys time and reassurance, but it doesn’t change the fact that Singapore’s refineries still run on crude shipped through the Strait of Hormuz.
What we don’t yet know is how much slack is left in that supply chain, how long price‑locking underwritten cargoes can last, or what happens if tensions force rerouting, slower ships, or insurance‑driven premiums.
Furthermore, the Plan is, by design, a crisis management tool. It is about managing the current situation, communicating with business and consumers, and maintaining the option to escalate. What it does not address is the structural question of why we are in this position in the first place?
The Lowy Institute's analysis was pointed: Australia's fuel security vulnerability was not created by the 2026 conflict. It was created over decades of policy choices that prioritised low-cost import dependency over supply resilience. The "fair-weather" approach has now produced its entirely predictable outcome. Crucially, the 2023 Defence Strategic Review had already warned that Australia's strategic warning time had eroded - yet the economic foundations required to sustain national endurance remained only partially developed.
The Grattan Institute has argued that Australia should use this crisis to begin the structural reforms that would actually reduce its fuel vulnerability: mandatory stockholding at levels closer to IEA standards, active investment in domestic renewable fuel production capacity, and diversified supply chains that reduce crude-oil linkage.
HVO is directly relevant to exactly those types of structural reforms.
HVO’s Direct Relevance to the Plan
Supply security: HVO supply chains are structurally disconnected from the fossil diesel vulnerabilities the Plan is managing. The feedstocks are different. The refining routes are different. The shipping lanes are different. An Australian business running on HVO is not exposed to Strait of Hormuz disruptions in the same way as one running on fossil diesel. At a national scale, a greater proportion of HVO in Australia's fuel mix means a reduced proportion of supply that can be disrupted by Middle East conflict.
For further reading:
Structural resilience: The government's $1.1 billion Cleaner Fuels investment and the National Bioenergy Feedstock Strategy are directed at building domestic renewable fuel production capacity - HVO and SAF from Australian feedstocks. The fuel crisis has made the case for that investment significantly more urgent, and has created stronger political conditions for the demand-side policy settings (mandates, fuel standards, incentives) that would be needed to support it.
For current HVO pricing and availability:
Disclaimer: This article was published on 16 April 2026 and reflects the National Fuel Security Plan and associated policy settings as they stood at that time. Government positions, levels of the plan, and regulatory detail may evolve, so readers should refer to the latest official guidance from the Department of Climate Change, Energy, the Environment and Water and the Department of the Prime Minister and Cabinet for up‑to‑date information.