Your Oil Tank Can Kill a Deal Faster Than You Think
It's there. It holds oil. The furnace works. Everybody carries on with their life. Then a buyer comes along, their insurance company asks how old the tank is, and suddenly the rusty metal box in the basement is running the whole transaction.
If your home is heated with oil, especially in places like Salisbury, Memramcook, Cocagne and a lot of rural New Brunswick, this is something worth figuring out before you list. Not after you have an accepted offer. Not three days before conditions are due. And definitely not when the buyer's lender, insurance company, lawyer and REALTOR® are all suddenly asking questions you don't have answers to.
WHY THE OIL TANK EVEN MATTERS
Most buyers aren't showing up with a suitcase full of cash. They're getting a mortgage.
And in most financed purchases, the lender wants confirmation that the property can be insured before they'll release mortgage funds. So if the insurance company has a problem with your oil tank, the lender may have a problem with the house.
And once the lender has a problem, everybody has a problem.
You'll sometimes hear people throw around numbers like 15 years for an exterior tank and 25 years for an interior tank. Those numbers have been used as general insurance-industry benchmarks, but they are not New Brunswick law and they are not universal cut-offs.
Insurance companies make their own underwriting rules. The material of the tank matters. Where it is located matters. Its construction matters. Its condition matters. Some modern double-wall, fibreglass and composite tanks can have significantly longer acceptable service lives than traditional steel tanks.
So the useful question isn't, "Is my tank more than 15 years old?"
The useful question is, "Will a buyer be able to insure this house with this tank?"
That's the question that can affect your sale.
NOT KNOWING THE AGE ISN'T A GREAT ANSWER
One of the worst answers a seller can give when asked about an oil tank is, "No idea. It was here when we bought the place."
It may be completely true. It's also completely useless.
There is a significant difference between saying, "It was installed in 2014 and here's the invoice," and saying, "Could be 12 years old. Could be 32. Your guess is as good as mine."
If you have paperwork, find it before the property hits the market. An installation receipt, replacement invoice, previous inspection or the manufacturer's label can all help establish the tank's age. Insurance companies tend to deal better with facts than folklore.
YES, THESE THINGS ACTUALLY LEAK
This isn't just insurance-company bureaucracy invented to ruin everybody's afternoon.
Nearly 40% of all oil spills reported to New Brunswick's Department of Environment and Local Government each year come from domestic oil tanks at private homes. Outside tanks can develop condensation. Steel can corrode. Supports can fail. Fuel lines can leak. And sometimes the exterior of a tank looks perfectly fine while corrosion is occurring internally.
So standing beside it, kicking the leg and announcing, "Looks good to me," probably isn't enough. That's how guys assess used lawn tractors.
The province recommends homeowners regularly inspect their tanks and have them professionally inspected annually by a licensed installer.
WHO GETS STUCK WITH THE CLEANUP?
This is where the conversation can get considerably more expensive than simply replacing an oil tank.
Under New Brunswick's Clean Environment Act, the province can potentially look to several different parties when contamination is discovered. That can include the person who caused the release, certain previous owners, and the current owner or occupier of the property.
That does not mean the current owner automatically becomes responsible for every spill that ever occurred on the property. But it does mean buying a property doesn't necessarily give you a clean slate if someone buried an oil tank in 1987, removed it badly, or allowed fuel to contaminate the surrounding soil.
If there is evidence of an old underground tank, previous leakage or contaminated soil, stop guessing. That is the point where proper environmental and legal advice becomes considerably more useful than somebody's uncle telling you what happened with his neighbour's house twenty years ago.
WHAT ABOUT THE 2,000-LITRE RULE?
Another thing that gets misunderstood is New Brunswick's petroleum storage licensing requirement.
Most typical residential heating-oil tanks fall below that threshold, so the average homeowner with a standard tank isn't unknowingly operating an illegal petroleum facility in the basement. But being below 2,000 litres does not mean there are no rules or no consequences. If a residential tank leaks, it is still petroleum contamination.
Apparently oil does not become environmentally friendly because the tank was 1,100 litres too small to require a provincial licence.
WHAT ABOUT THE PROPERTY DISCLOSURE STATEMENT?
I've already written about New Brunswick's Residential Property Disclosure Statement before.
The RPDS is not automatically required in every residential transaction. That does not mean sellers should suddenly develop selective amnesia. There is a meaningful difference between genuinely not knowing something and knowing about an issue but hoping nobody asks the right question. If you know an oil tank has leaked, know there was previously an underground tank, know contaminated soil was discovered, or know there is an unresolved environmental concern, that needs to be taken seriously. And if you're unsure what your legal disclosure obligations are, that's where your lawyer comes in.
I'd much rather have a seller spend a few minutes getting proper advice before listing than have lawyers discussing the same issue after closing.
Lawyers are great.
They're just considerably less enjoyable when they're billing you.
WHAT SHOULD YOU ACTUALLY DO BEFORE LISTING?
Start by figuring out how old the tank is.
Check the manufacturer's label. Look through the paperwork from when you purchased the home. Find installation invoices, service records or replacement receipts. Then actually look at the thing. Pay attention to corrosion, staining underneath or around the tank, unusual oil smells, damaged supports, cracks, dents or anything else that seems questionable. If the tank is older, its age can't be established, or something simply doesn't look right, have someone qualified inspect it before you list the property.
Not after you receive an offer.
Before.
If the answer comes back that the tank needs replacement, you can deal with it calmly and make an informed decision. That is considerably easier than discovering the problem while a buyer's financing and insurance conditions expire in 48 hours.
One is home maintenance.
The other starts to feel suspiciously like a hostage negotiation.
WHAT IF THE TANK NEEDS TO BE REPLACED?
Then deal with it. Seriously.
A seller replacing an aging tank before listing is inconvenient.
A seller trying to replace one during conditions while the buyer's lender and insurance company are waiting for documentation is considerably more inconvenient.
If the tank is nearing the end of its usable life anyway, it may also be the right time to look at whether continuing with oil makes financial sense. That doesn't automatically mean ripping out a perfectly functioning heating system because somebody on Facebook bought a heat pump. It just means look at the options before spending money replacing one component of a system you may already have been considering changing.
THINKING ABOUT GETTING RID OF OIL COMPLETELY?
If you're already considering replacing the oil tank or heating system, check the current SaveEnergyNB programs before assuming the entire cost will come out of your pocket. The Oil to Heat Pump Affordability advance-payment stream stopped accepting new registrations in June 2026, but other heat-pump incentives remain available through SaveEnergyNB programs.
The important word there is current.
Government programs change. Rebates change. Eligibility changes. So don't base a five-figure heating decision on what your neighbour's cousin received three years ago. Check what is actually available when you're ready to do the work.
THE BOTTOM LINE
Having an oil tank isn't automatically a problem. Having an old, undocumented, questionable oil tank can be. And the worst time to discover that is after you've accepted an offer and everyone suddenly realizes the buyer may not be able to insure the property.
Before you list an oil-heated home, know the age of the tank. Know its condition. Know whether there are likely to be insurance issues. Keep whatever documentation you have.
It's not exciting real estate advice. It's just one of those boring little things nobody worries about until it starts threatening a $400,000 transaction.
Then, strangely enough, everybody cares.
If you're thinking about selling and want someone to go through this stuff before it becomes a problem, give me a call. I'll tell you what I think needs attention, what I wouldn't waste money on, and what may actually matter when a buyer, inspector, insurer or lender starts asking questions.
No pressure, just straight answers.
Shane MacPherson, REALTOR®, eXp Realty
506-852-6477
Strong Roots - Smart Moves
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