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DON'T TAX AWAY
AUSTRALIA'S ENERGY SECURITY
A 25% tax on gas exports might sound like a good way to raise revenue. But in reality, it could mean less gas, higher costs and more uncertainty.


AUSTRALIA IS
HEADING TOWARDS
A GAS SHORTFALL.
Here's the part most people aren't hearing.
Australia's energy market operator (AEMO) warns that gas supply is set to fall sharply in the years ahead.
-
Production in southern states could drop by half within five years.
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Shortfalls are expected across both the east and west Coasts.
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That's the equivalent of gas used in around 500,000 homes.*
At the same time, demand isn't disappearing.
So the question is simple: Where will the gas come from?
*AEMO, Gas Statement of Opportunities.
To avoid shortages, Australia needs new gas projects.
But these projects don't happen overnight.
They require:
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Billions of dollars in upfront investment.
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Years of planning and construction.
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Long-term confidence from global investors.
Since 2010, more than $400 billion has been invested in LNG projects in Australia.*
That investment only happens when the rules are stable and predictable.
*Department of Industry, Science and Resources.
NEW SUPPLY
DEPENDS ON
OVERSEAS
INVESTMENT.

WHAT HAPPENS
WHEN THE
RULES CHANGE.
This is where the proposed tax comes in.
A sudden 25% export tax doesn't just reduce profits - it changes whether projects go ahead.
And when projects don't go ahead, supply doesn't grow.
We've seen this play out before.
In the UK, a windfall tax on energy companies led to: cancelled projects, failing investment and reduced exploration.
One major company cut its investment plans by around 70%.*
*UK Office for Budget Responsibility, company disclosures.
Some argue Australia should follow Norway's model, which has higher taxes.
But Norway's system works very differently.
There the government:
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Owns large stakes in energy projects.
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Shares the risk and costs.
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Even refunds losses to companies in early stages.
Australia doesn't do that.
Here, projects are funded by private investment - and that investment depends on getting the settings right.
*Norwegian Petroleum Directorate, Business Council of Australia

WHY COMPARISONS
WITH NORWAY
DON'T STACK UP.




¹ATO Statistics
²Australian Energy Producers 2024-25 Financial Survey, June 2025
³Commonwealth Treasury, Budget 2025-26, Budget Paper 1, p.120
This debate isn't about tax, or whether Australia's gas industry pays its way - the Australian Tax Office data confirms the industry is already the nation's second biggest taxpayer.
This debate is about:
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Keeping energy reliable.
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Keeping prices under control.
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Supporting jobs and regional communities.
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Maintaining relationships with key partners like Japan and Korea.
Because once investment leaves, it doesn't come back quickly.
And once gas supply drops, the consequences are felt everywhere.
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