MARK KOHLERMain Street Professionals, Main Street Professionals, Main Street Professionals, Main Street Professionals, Main Street Professionals, LLC · Owner at Main Street Professionals, LLC

The Home Office Write-Off Most People Mess Up

30 Mar 2026 · 1 min

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0:32

Mark Kohler breaks down how to deduct a garage used partly for business and partly for personal storage. Measure the square footage dedicated to business, apply that percentage to your building's basis and depreciation, then use the same split for utilities and property taxes. Get the percentage right and apply it consistently across all expenses.

Chapters

I have to look at it and go, how much of that garage is for his motorcycle and his convertible and his cool car collection? And how much is it for the business? Okay, let's say it's 50/50. So now you can say, all right, I can write off 50% of this building for my business. 50% of it is for my lawn mower and my car I drive to work every day. Once you come up with that figure based on square footage and the basis of the building, now we're talking. Now we're going to be into a depreciation schedule. We're going to be talking about utilities, property taxes, and you're going to proportionally Write it off.