Selling Your Towson House With an Oil Tank
Many older Towson houses heated with oil at some point, and some still have a tank in the basement, the yard or under the driveway. Buyers and their inspectors will ask about it. Handled before you list, it’s a line item. Found by the buyer first, it’s a negotiation.
Updated November 2026
Is there a tank?
Look for a fill pipe or vent pipe coming out of the ground or an outside wall, old copper fuel lines in the basement floor, or an oil furnace or boiler, even a disconnected one. Houses converted to gas sometimes kept the old tank. Buyers often order a tank sweep, a scan for buried metal, during their inspection.
What Maryland requires
The Maryland Department of the Environment says that once a residential heating oil tank is no longer in use, the owner must have the tank and its connected pipes and fill lines removed. Buried tanks need a Maryland-certified remover. For an aboveground tank in a basement, MDE doesn’t require a certified remover but recommends a contractor who knows oil tanks. A local permit may be needed before any digging. If a tank has leaked, MDE’s residential heating oil tank reimbursement program may cover part of the cleanup.
Deal with it before you list
If the tank is out of use, I’d have it removed, test the soil if the remover recommends it, and keep every piece of paper. A closure report and a clean soil result answer the buyer’s question in one page. If the house still heats with oil, the tank isn’t a defect. Have the tank and burner serviced, and know the tank’s age.
Disclosure
A tank you know about belongs on the disclosure side of Maryland’s form, and a known leak is something I’d disclose even on an as-is sale. More on that in selling as-is in Towson.
What I bring to this
Oil tanks come up often enough on older Towson houses that I ask about them at the first walkthrough, so there’s time to deal with one before photos. Since 2023, my listings have sold for a median 103.6% of the original asking price, in a median of 6 days on the market. See current Towson, MD homes for sale.
General information, not legal or environmental advice.
Questions people ask
Will an old oil tank kill my sale?
Rarely, if it’s handled. Removal, the paperwork and a clean soil test usually settle it.
How much does oil tank removal cost?
It depends on the tank’s size and location and whether there’s contamination. Get a quote from a certified remover before you list.
Can a buried oil tank stay in the ground?
Ask the remover. MDE’s rule is removal once a tank is out of use; its residential tank guidance also covers closing a buried tank in place in some cases, so have the remover tell you which applies to yours.
Do I have to disclose an old oil tank?
If you use the disclosure side of Maryland’s form, yes. A known leak is something I’d disclose either way.
About Mike Fielder
Mike Fielder is a Baltimore Realtor and Sales Director of The Key Home Team at Cummings & Co. Realtors. Licensed since June 2016, he focuses on North Baltimore (Lake Evesham, Lake Walker, Cedarcroft, Hampden and Remington) and the Towson area. He works with buyers and sellers throughout Maryland and in parts of Pennsylvania, where he’s also licensed. He also serves as Vice President of the Lake Evesham Community Association.
Over his career, Mike has sold 190 homes worth more than $56 million. He’s backed by The Key Home Team, which has sold more than $375 million in real estate and closes about $30 million a year.
Mike founded Property Management of Baltimore in 2014, two years before getting his license, and still runs it. Managing rentals taught him what repairs really cost, which updates buyers pay for, and how to keep a deal moving when something breaks. Sellers get that judgment when deciding what to fix before listing. Buyers get it when they’re reading an inspection report.
A Towson University graduate, Mike keeps his approach simple: price from real recent sales, spend money only where it pays back, and compare offers by what the client actually keeps.
More from Mike: Towson on mikesellsbaltimore.com · Selling with Mike · Full bio
Think there's a tank, or know there is?
Call or text me at 410-905-6678 before you list, and we’ll plan around it.
The Key Home Team of Cummings & Co. Realtors
Cell: 410-905-6678
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Office: 410-823-0033
222 W Cold Spring Ln, Suite C, Baltimore, MD 21210
Website: mikesellsbaltimore.com