The biggest parcel cost pressure often sits outside the base rate, where fees tied to packaging, delivery mix, and exceptions can quietly erode margin.

Base Rates Still Get the Attention. Accessorials Do the Damage
That dynamic has become much more visible in the current parcel market. In late 2025, AFS data showed average ground parcel accessorial cost rising 13% quarter over quarter, with demand surcharges and residential delivery surcharges accounting for most of the increase. The broader implication matters more than the single quarter. Parcel economics no longer hinge mainly on transportation discounts. They hinge on how often a shipment is pushed into exception logic, how many non-base fees are applied to it, and how carriers define billable characteristics across the network.
The Published Schedules Make that Clear
One major carrier’s 2026 fee table raised packaging-related additional handling charges for U.S. package services to a range of $26.50 to $33.75 per package, depending on zone. The same schedule raised address correction charges to $25.50 per correction. That does not sound dramatic in isolation. It becomes dramatic when those fees repeat hundreds or thousands of times per month across a distributed operation. A few preventable triggers, left unmanaged, can erase a large share of the savings a company thought it had negotiated elsewhere in the agreement.
The Issue is that Accessorials are Driven by Behavior as Much as by Pricing
A company can trigger additional handling due to oversized cartons, packaging standards that drift over time, or product teams prioritizing convenience over shipping efficiency. It can trigger address corrections because customer data quality is weak. It can trigger residential charges because its channel mix shifted. It can trigger service overrides because local teams default to the urgency setting. These are operating decisions, not just carrier events. That is why accessorials have become such a powerful profit lever for carriers. They sit at the intersection of shipper behavior and carrier pricing rules. One major carrier’s 2026 updates even added a cubic-volume threshold to additional handling and oversize charges, widening the impact of packaging decisions on the final bill.
This is Also Where Many Parcel Strategies Go Sideways
Teams spend negotiation energy chasing a better base-rate discount because that is the easiest lever to understand and present internally. Meanwhile, the faster-growing cost categories stay largely untouched. A company wins a better headline deal, then gives the savings back through residential charges, additional handling, fuel application, address corrections, and poorly managed exceptions. The problem is not that the negotiation failed. The problem is that the negotiation focused on the wrong layer of spend.

A Better Parcel Strategy Starts With a Different Question: What Is Driving the Invoice?
Once that question gets asked seriously, priorities usually change quickly. Packaging discipline starts to matter more. Address hygiene matters more. Site-level operating consistency matters more. Contract terms around surcharge caps, waivers, and thresholds matter more. Accessorial spend stops looking like background noise and becomes what it really is: a major source of avoidable margin leakage.
The companies that outperform in parcel are not the ones with the best-looking discount table. They are the ones who manage the fees nobody notices until it is too late.