17/03/2026
⛽️ THE "DIRTY FUEL" UPDATE: What’s going on at the bowser? 🇦🇺
You might have heard headlines about Australia "bringing back dirty fuel." If you’re confused about whether this affects your car (or your wallet), here is the quick breakdown of what is actually happening right now.
The Context: What changed?
In late 2025, Australia finally moved to world-class fuel standards. We capped sulfur levels at 10 ppm (parts per million), bringing us in line with Europe and the US. This was a huge win for air quality and modern engines.
The 2026 "Emergency" Change
As of March 2026, the Federal Government has issued a temporary 60-day exemption.
The Change: Petrol is now allowed to contain up to 50 ppm of sulfur (5x the previous limit).
The Reason: Ongoing supply disruptions in the Middle East have caused a fuel squeeze. By relaxing the standards, the government can redirect 100 million litres of fuel per month—which was previously slated for export—back into our local stations to keep prices from spiralling even further.
⚠️ Does this "Dirty Fuel" hurt my car?
For most of us, the answer is No. * If your car was built before Dec 2025: You’ve been running on "dirtier" fuel than this for years! Before the 2025 upgrade, regular 91 fuel allowed up to 150 ppm. Even this "dirty" fuel (50 ppm) is cleaner than what we used for the last decade.
Newer European Models: If you have a brand-new Euro 6 vehicle (purchased in late 2025 or 2026) fitted with a Petrol Particulate Filter (PPF), you should be a bit more careful. High sulfur can potentially clog these filters over time.
💡 Pro-Tips for the next 60 days:
Check your manual: If you drive a high-end European car, check if it requires "Ultra-Low Sulfur" fuel.
Stick to 98: If you’re worried, 98 RON (Premium) is more likely to be sourced from cleaner blends during this period.
Don't Panic Buy: The government’s goal with this move is to increase supply and lower prices.
Bottom Line: This is a temporary 2-month "safety valve" to keep Australia moving during a global energy crisis. We should be back to the cleaner 10 ppm standard by May 2026.