Fleet Management

Wrong Fuel in a Company Car: Who Pays, Driver or Employer?

By · June 18, 2026 · 7 min read
Wrong Fuel in a Company Car: Who Pays, Driver or Employer?

Who pays for wrong fuel in a company car usually comes down to the company's vehicle policy or fleet agreement, not one fixed rule. Many fleets carry a wrong-fuel or roadside provision, so the company handles the callout first and works out internal responsibility afterward. An employer generally can't just take it out of your wages without a lawful basis or a written agreement you've signed.

Wrong fuel happens to anyone, in private cars and work utes alike. Don't panic about the bill. The fastest way to keep both the cost and the awkward conversation small is to stop driving and get the tank drained straight away. This is general information, not legal or HR advice, so check your own policy or workplace agreement.

The Bottom Line

  • Who pays usually depends on your company's vehicle policy or fleet agreement. There's no single answer that fits every workplace.
  • Many fleets carry a wrong-fuel or roadside provision. The company handles the callout first, then sorts out who's responsible internally.
  • An employer generally can't deduct it from your wages without a lawful basis or a written agreement. Reporting the mistake quickly is the right move.
  • Cost is driven by how long the engine ran, not whose name is on the rego. Don't start the engine. The faster it's drained, the smaller the bill.
  • Ben confirms the price on the call. No Fix, No Fee. Call 0416 692 022. We come to you across Perth metro, fleet and commercial included.

Who actually pays when you misfuel a company car?

The honest answer is that it depends on what your workplace has in writing. There's no national rule that says the driver always pays or the employer always pays. It comes down to the vehicle policy, the fleet agreement, and whether there's any cover sitting behind the vehicle. Here are the common situations.

If the fleet has a wrong-fuel or roadside provision

Plenty of fleets carry a roadside or fuel policy that covers exactly this. When that's in place, the company usually handles the callout itself, gets the vehicle sorted, then works out internal responsibility after the fact. Your only job as the driver is to stop driving and report it fast, which keeps the cost contained and keeps you on the right side of it.

If there's a written vehicle policy or driver agreement

Some companies spell out a driver contribution for at-fault incidents in the vehicle policy or the driver agreement you signed when you got the keys. If that document exists, read it first. It might say the company covers it, it might say the driver contributes, or it might say nothing about fuel at all. Don't assume the worst until you've seen what you agreed to.

If there's nothing in writing

Where there's no policy and no agreement, the cost commonly falls back to the employer as the owner of the vehicle, but in practice it gets discussed rather than decided by one rule. Report the mistake, get the car drained, and don't agree to pay a figure on the spot before anyone knows what the job costs.

Can my employer take it out of my pay?

This is the question that makes drivers panic, so here's the careful, general answer. An employer generally can't just deduct money from your wages to cover wrong fuel without a lawful basis or your written agreement to that deduction. Pay deductions are governed by workplace law. If your employer raises it, you're allowed to ask what it's based on and to check your own agreement first.

None of that means you should hide the mistake. Owning it early and reporting it the moment it happens is what protects you, because a quick callout is a small, clean job. Some company policies and roadside memberships also cover wrong fuel as standard or as an optional extra. Our guide on whether insurance covers wrong fuel walks through what to check, and a lot of the time it means nobody is out of pocket at all.

Can we recover the cost from the driver?

If you're the manager or owner who got the call, the instinct is to think about recovery. The more useful instinct is speed. The cost of a wrong fuel job is mostly set by how long the engine ran, not whose name is on the rego. In the jobs we run across Perth, the ones caught at the pump and drained the same hour are small and simple. The ones that got driven first are bigger. So the cheapest version for the business is the one where the driver stops immediately and you get a specialist out fast.

Get the vehicle drained on-site first, then look at what cover sits behind it and what your policy says about responsibility. If wrong fuel keeps happening across the fleet, that's a prevention problem worth fixing. Our guide to reducing wrong fuel incidents for fleet managers covers the labelling, training, and fuel-card controls that cut it out at the source. The who-pays conversation gets easier when it's a rare event handled by a clear process.

The move that shrinks the cost for everyone

Driver or manager, the thing that helps both of you is the same. Stop driving and don't start the engine again. Don't even turn the key to the accessory position, because that primes the fuel pump on a lot of vehicles. Every minute the engine runs pushes the wrong fuel deeper through the system, and that's what turns a quick job into an expensive one.

From there it's a roadside fix, not a tow-and-workshop job. A mobile technician comes to the vehicle, drains the tank, flushes the lines, swaps the filter if it needs it, refuels, and you drive away. A standard on-site fuel drain takes about 30 to 60 minutes. No tow, no workshop, no days of downtime while a work vehicle sits idle. It works the same for fleet and commercial vehicles, trucks, and vans as for a private car. Wrong fuel is also separate from needing fuel brought to you, which our mobile fuel delivery in Perth guide covers.

What to do right now

If you've just put the wrong fuel in a work vehicle, do these in order.

  1. Don't start the engine. Not to move it, not to check it. Don't turn the key to accessory either.
  2. Note the details. Vehicle make and model, what fuel you put in, roughly how much, and your location. It helps the technician arrive with the right gear.
  3. Tell your manager or fleet contact. A fast, honest report keeps the cost and the responsibility question simple.
  4. Call Ben on 0416 692 022. Get it drained on-site, get the vehicle moving, and settle who-pays afterward once everyone's calm.

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Frequently Asked Questions

Wrong fuel in a company car, who pays?

It usually depends on the company's vehicle policy or fleet agreement. Many fleets carry a wrong-fuel or roadside provision, so the company handles the callout first and sorts out responsibility after. Where there's nothing in writing, the cost commonly falls back to the employer as the vehicle owner, but it's normally discussed rather than fixed by one rule.

Can my employer deduct wrong fuel from my wages?

Generally not without a lawful basis or your written agreement to that deduction. Pay deductions are governed by workplace law, so an employer can't simply take the cost out of your pay because a mistake happened. You're entitled to ask what any deduction is based on and to check your own driver agreement first.

Does fleet insurance or roadside cover wrong fuel?

Sometimes. Some comprehensive policies include misfuelling cover, and many roadside or fleet memberships cover wrong fuel as standard or as an optional extra. Check the policy schedule for the words "misfuelling" or "wrong fuel". A reputable technician provides written documentation so it can be claimed back by the driver, the fleet manager, or the insurer.

How fast can a company car get back on the road?

Ben usually arrives in around 60 minutes, depending on where you are. The technician drains the tank, flushes the lines, swaps the filter if needed, refuels, and runs a test before you drive away. There's no tow and no workshop wait, which matters for a work vehicle that can't sit idle.

Get the company car sorted, settle the rest after

Don't start the engine. Report it and call. We come to you across Perth metro, drain, flush, and refuel on-site, fleet and commercial vehicles included. There's no tow and no workshop wait, Ben confirms the price on the call, and it's No Fix, No Fee. The who-pays question is a much easier conversation once the car's back on the road and the cost is small.

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Ben, founder of Rapid Fuel Rescue Perth

Ben runs Rapid Fuel Rescue, Perth's 24/7 mobile wrong fuel service. He's a qualified mechanic with 10+ years experience and has pulled petrol out of diesel tanks, diesel out of petrol tanks, and just about every other fuel mix-up across Perth metro. If you've put the wrong fuel in your car, he picks up the phone himself. More about Ben.

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