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NMFC Class Changes 2026: What LTL Shippers Should Know

NMFTA's Docket 2026-2 is a proposal to change roughly 33 items in the National Motor Freight Classification (NMFC) system, the standard that assigns freight class based on a commodity's density, stowability, handling, and liability. It follows a July 2025 overhaul that already moved more than 2,000 commodities to density-based classification, and it could reshape freight class, and therefore rates, for shippers who ship any of the affected commodities.

 

What Does Docket 2026-2 Actually Propose?

Docket 2026-2 proposes about 33 changes aimed at simplifying and consolidating NMFC items, touching rules around classification, released values, packaging, and shipping practices, some of which have not been updated in decades.

 

Why Is This the Second Wave, Not the First?

This docket follows a bigger shift that already reshaped LTL pricing: in July 2025, NMFTA replaced an 11-tier density scale with a 13-tier system and moved more than 2,000 commodities to fully density-based classification, so for a large share of commodities, density now mostly decides the class on its own.

That first wave is still working its way through shipper invoices. Independent research puts the average program-level rate impact at 2 to 3 percent in either direction, but the spread within that average is wide. Lightweight, bulky shipments that were once classified favorably can now see 20 to 35 percent rate premiums, while dense freight sometimes moves to a lower class and a better rate. Roughly 15 percent of LTL shipments face reclassification today, and carriers are catching it with automated dimensioning systems that measure the actual palletized shipment in seconds, not the product alone.

 

What Does Misclassification Actually Cost Shippers?

Misclassification typically costs shippers through reweigh and reclass fees that surface after a shipment ships, not before: internal MyCarrier shipment data puts average quote-to-invoice variance tied to reweighs and reclassifications at 20 to 30 percent.

The most common failure point is not intentional misclassification. It is measuring the product and forgetting the pallet, the packaging, and the void space around it. Shippers still working off a pre-2025 commodity library are especially exposed, since thousands of legacy item numbers were consolidated or renumbered in the last overhaul, and Docket 2026-2 proposes to touch even more of them.

 

How Can Shippers Get Ahead of Docket 2026-2 Before It's Final?

Shippers can get ahead of it by checking their top commodities against the proposed items, re-measuring those commodities as palletized and packaged rather than as loose product, and treating classification review as an ongoing habit instead of a once-a-year cleanup.

Pull your most frequently shipped commodities and check whether any appear in the proposed docket. 

Re-measure your top commodities as they actually ship, palletized and packaged, not just the product on its own. That single habit closes most of the gap between what gets quoted and what gets billed.

Treat this as a standing process, not a one-time cleanup. NMFTA has now opened two major dockets in about 14 months, and reporting on LTL rate cadence suggests carriers are moving faster on pricing generally, so classification is not a check-it-once-a-year task anymore.

 

Does a Classification Tool Fix This on Its Own?

No. A verification tool confirms what a shipment should be classified as based on the dimensions and commodity description you provide, but it cannot fix a bad measurement at the source, and it will not make every reclassification work in the shipper's favor.

It is worth saying plainly that not every reclassification favors the shipper. Some commodities are moving to higher classes under the density-based system regardless of how carefully you measure, so getting it right sometimes means confirming you are already paying the correct, higher rate rather than finding savings. Classification accuracy still starts on your dock, and then can be verified in your software.

MyCarrier's NMFC Verification checks freight class right in the quoting workflow, so shippers can catch and fix a likely misclassification before booking instead of finding it on the invoice.

 

Do Not Wait for the Invoice to Tell You

Classification changes used to be a once-a-year update you could skim and forget. That is not true anymore. If your commodities have not been reviewed since before July 2025, or you have never checked them against a docket at all, now is a better time than after your next invoice lands. Start with your highest-volume commodities, confirm the pallet dimensions you are quoting against, and keep an eye on where Docket 2026-2 lands after the comment period closes.

 

 

Related Questions
What is NMFC freight classification?

NMFC freight classification is the National Motor Freight Classification system that assigns a standardized class to LTL shipments based on a commodity's density, stowability, handling, and liability. Carriers use the class, together with the specific NMFC code assigned to that commodity, to determine LTL shipping rates.

What is density-based freight classification?

Density-based classification sets freight class primarily by a shipment's density, its weight relative to its cubic size, rather than weighing several factors equally. NMFTA expanded density-based rules in July 2025, moving more than 2,000 commodities onto a 13-tier density scale.

How often does NMFTA update freight classification rules?

NMFTA now updates freight classification more than once a year: it opened a major density-based overhaul in July 2025 and a second docket, 2026-2, in August 2026, about 14 months later. Shippers should treat classification review as an ongoing process rather than an annual one.

What is an NMFC code?

An NMFC code is the specific number assigned to a commodity under the National Motor Freight Classification system, used to determine its freight class and, in turn, its LTL shipping rate. Docket 2026-2 proposes consolidating or renumbering roughly 33 of these codes.