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What the IRS Dyed Diesel Relief Means for Heating Oil and Propane Fleets

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If your trucks run on diesel and your yard tank holds dyed fuel, the IRS has now given you two layers of relief, and the second one settles a question the first left open. On October 14, 2026, it issued release IR-2026-122, which implements part of Executive Order 14435, Emergency Tax Relief on Diesel Fuel, signed by the President on October 5. On October 21, it followed with IR-2026-125, which eases the paperwork, and on October 23, it posted a set of frequently asked questions. Together, they cover dyed diesel sold for use or used on highways nationwide from October 1 through December 31, 2026.

Why Dyed Diesel Is Normally a Problem

Dyed diesel is untaxed because it is meant for exempt uses like farming. Put it in a truck on a public road and it becomes taxable, with penalties on top. The person generally liable is the retail seller or, when the fuel was not bought at retail, the vehicle operator. If you fill delivery trucks from your own bulk storage, that operator is you.

Layer 1: Penalties (October 14)

The IRS will not impose penalties for dyed diesel sold for use or used in diesel-powered vehicles on the highway. That includes penalties for missed semimonthly deposits and for inadequate records. Federal collection and enforcement procedures are suspended, fuel compliance officers have been reassigned, and no federal inspections of on-road dyed fuel use will occur. Sellers and distributors have no obligation to investigate where dyed fuel ends up.

Layer 2: Paperwork (October 21)

For taxable uses of dyed diesel from October 1, 2026 through the end of the year, the IRS has announced it will not challenge a failure to file, report, or keep records when the only reason is the dyed diesel tax. In practice, that means you do not need to file a Form 720 just to report that liability, you do not need to add it to a Form 720 you file anyway, and you do not need to create or keep records to prove it. The IRS will not assert civil penalties for those failures either.

Two details matter for timing. The relief holds even when the filing deadline falls after December 31, so the fourth-quarter Form 720, generally due January 31, is covered for this liability. And you will not be asked to reconstruct anything later. The limits are narrow but real. If you file Form 720 for other taxes, you still file it and report those other liabilities. Records you need for a different tax, or for a claim for an exemption, credit, or refund, still need to be kept.

The October 23 FAQs add a few useful points. Sellers are presumed not to know whether dyed diesel ends up in a highway vehicle, so they are not exposed for what happens after the sale. The relief does not create new obligations for distributors, retailers, or end users. It also applies to dyed biodiesel mixtures, and it does not change federal taxes on clear diesel or dyed kerosene. If your bulk plant or dispensing site posts “nontaxable use only” notices, the IRS does not expect you to keep them up during the relief period, but they must go back up when it ends.

What the IRS Still Has Not Said: Whether the Tax is Owed

The IRS expects to issue guidance on postponing payment of the tax under Section 7508A, and that it will explore ways to eliminate the obligation to pay deferred amounts. That guidance is not yet forthcoming. The paperwork relief tells us the IRS will not be chasing reports, but does not tell us the tax has been forgiven. We cannot assume it has.  

One more wrinkle. The Executive Order’s relief period begins October 5, while the IRS penalty relief reaches back to October 1. One trade group has suggested the payment deferral could track the October 5 date, which would leave gallons burned October 1 through 4 without it. That is speculation on their part, not IRS guidance, so we’ll need to confirm it once the guidance arrives.

Because the IRS no longer requires records, my earlier advice to log gallons per truck is now optional. I would still do it. A simple log of what you pull from the dyed tank costs almost nothing, and if tax does turn out to be due, you will pay the right number instead of an estimate.

What This Means for Heating Oil and Propane Companies

The relief is about diesel-powered vehicles, so your route trucks, bobtails, and service vans are the fuel in play. The FAQs say it does not touch federal taxes on dyed kerosene, and I have not seen anything in the IRS materials that addresses heating oil sold to your customers. Heating oil sold for home heating is generally not taxed as highway fuel to begin with, so I would not expect a change there. If you sell or store several fuels from shared equipment, check with your accountant before assuming any of this applies to a product other than dyed diesel.

What Happens on January 1

The relief ends December 31, and there is no word on extending it. The IRS says it is aware of concerns about red dye left in vehicle tanks after the period ends and is considering a grace period or other mitigation, with guidance to follow. Nothing has been issued yet. Until then, I would plan as if January 1 puts dyed fuel in a road vehicle back under the normal rules, meaning running tanks down or switching trucks to clear diesel before year-end.

State Rules Are Still the Bigger Gap

This relief remains federal only, and the FAQs say so again, including for trucks that cross into states that have not offered relief. State fuel taxes and state penalties for dyed diesel on the road are untouched. The IRS says “many, but not all, states” have offered similar relief. If you operate in the Northeast, assume a delivery truck running dyed fuel is still exposed to state penalties until your state revenue agency says otherwise.

Your Short List

  • Call your fuel supplier and ask how they are handling sales, signage, and reporting during the relief period, since they are working from the same IRS guidance you are.
  • Keep a gallons-per-truck log for any dyed diesel used on the road. The IRS no longer requires it, but it is cheap protection if the tax comes due.
  • Get your state’s position in writing from the state revenue agency, and keep checking, since this is moving.
  • If you receive a penalty notice you believe the relief covers, follow the instructions in the notice or contact the IRS.
  • Plan your tanks now. Decide which trucks will switch to clear diesel before January 1 rather than waiting on a grace period that has not been issued.
  • Watch for the Section 7508A payment guidance and the dye grace period guidance, and mark December 31 on your calendar.

The IRS has said more guidance is coming, so this picture may change quickly. This article reflects what had been published as of October 28, 2026. If you want help sorting out your fleet’s fuel records or your Form 720 exposure, give us a call before year-end.

This article is for general planning purposes and doesn’t replace advice from your accountant or advisor about your company’s specific tax decisions.

Contributors

Marty Kirshner, CPA, MSA
Partner, Frazier & Deeter, LLC
Partner, Frazier & Deeter Advisory, LLC

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