[New Checklist] Section 179: Before You Write the Government a Check, Read This

Section 179 can save a trucking business tens of thousands of dollars on a trailer purchase. But the write-off doesn't come from buying the trailer. It comes from getting the details right.

And the details are where good deals can go sideways. The trailer shows up in January. The paperwork is incomplete. The financing turns out to be the wrong kind of lease. Nobody finds out until the accountant sits down to file, and by then it's too late to fix.

There's not much left in 2026, but there may still be time to get it right.

What Changes When You Think About It This Way

Most buyers treat Section 179 like a coupon: buy the trailer, claim the savings. It's closer to a process. The rules decide whether the deduction is there, and most of those rules are settled before the trailer ever hits the road.

That's why we put together the Section 179 Year-End Trailer Purchase Checklist. It's not a sales pitch, and it's not tax advice. It's the list of things to confirm before you sign, so you walk into your accountant's office with a write-off that holds up.

➤ GET THE SECTION 179 CHECKLIST

Three Questions Worth Asking

Before you sign anything this year, run through these three things. Get any one of them wrong, and the write-off you’re counting on could slip away.

1. "When do I talk to my accountant: before or after I buy?"

Before. A lot of guys bring the invoice in at tax time. By then, everything that decides the write-off is locked in: which trailer you bought, when it was delivered, and how you paid for it.

2. "Is my deal set up the way I think it is?"

A financed purchase can generally qualify. Some leases are treated differently. Your monthly payment won't tell you which one you have, so ask before you sign.

3. "Can I prove it?"

Your deduction depends on when the trailer was ready to work and how it gets used. Keep the delivery receipt, insurance binder, and registration, plus records showing the trailer is used more than 50% for business. If business use drops later, part of the deduction can come back to bite you.

Ready to Go Deeper?

Whether you buy a trailer this year is your decision. But if you do, it’s far better to catch these details now than to hear about them from your accountant in April. The checklist walks you through:

• What “placed in service” really means, and why a deposit or signed order doesn’t count
• How financing and lease structure affect your deduction
• The documents and business-use records your accountant will need
• And much more!

Download the checklist, work through it before you sign, and bring it to your next conversation with your CPA.

This is general information, not tax advice. Always run a purchase by your accountant before you buy.