Agricultural Inspection Holds: Produce & Plant-Based Freight

A reefer full of produce sitting at the border on an agricultural hold is one of the few customs delays where the clock genuinely works against you — every hour the load sits is an hour the temperature-controlled cargo is degrading, and unlike a dry van full of parts, this freight can actually spoil before the paperwork gets sorted out. Agricultural holds are more common than most new cross-border carriers expect, and they run on a different inspection process than a standard customs exam.

Why Does Agricultural Freight Get Pulled So Often?

Fresh produce, plants, seeds, wood packaging, and many food products carry a risk that most freight doesn't: the possibility of introducing pests, plant diseases, or contaminated soil across the border. Because of that, agricultural loads are screened by a dedicated layer of inspection on top of the standard customs process, and referral rates are simply higher than for general freight. It isn't a sign anything is wrong with your specific load — it's a structural feature of how this commodity category is regulated on both sides of the border.

This is also why agricultural freight sits in a category of its own compared to the rest of cross-border trucking. A load of auto parts or industrial equipment either matches the paperwork or it doesn't; there's no biological risk to assess. Produce and plant material require a trained inspector to make a judgment call about pest presence and disease risk that simply can't be automated away the way a document match can — which is part of why these holds involve a human specialist rather than just a system check.

Who Runs the Inspection: CBSA/CFIA or CBP/USDA-APHIS?

• Entering Canada: CBSA handles the border interaction, but agricultural admissibility decisions are made under CFIA (Canadian Food Inspection Agency) rules — CBSA officers may refer a load to a CFIA-trained inspector on site
• Entering the USA: CBP handles the border interaction, with agricultural specialists working under USDA/APHIS (Animal and Plant Health Inspection Service) authority for the actual pest and disease screening

In both directions, the border agency and the agricultural agency work together, but the agricultural specialist's sign-off is what actually clears the load — a standard customs officer generally cannot override an agricultural hold on their own.

What Documents Prevent an Ag Hold From Turning Into a Real Problem?

• Phytosanitary certificate for many fresh fruit, vegetable, and plant shipments, confirming the product was inspected and meets import health standards at origin
• Country-of-origin documentation, since admissibility rules vary significantly by where the product was grown
• Import permits for specific regulated commodities (certain seeds, nursery stock, some meat and dairy products)
• Accurate, specific commodity descriptions — "produce" or "vegetables" is not specific enough; the exact product (romaine lettuce, red bell peppers) needs to match the certificate
• Wood packaging material compliance (ISPM-15 stamped pallets) if the load includes wood pallets or crating, which is checked separately from the produce itself

A load with all of this ready and matching cleanly can still be pulled for inspection — agricultural referral is often random — but it clears far faster than a load where the inspector has to chase down missing paperwork before even starting the physical check. The full document set overlaps heavily with our cross-border freight documents checklist , with the phytosanitary certificate as the one addition specific to agricultural commodities.

What Happens During an Agricultural Inspection?

1. The truck is directed to the agricultural inspection area, separate from the general secondary lot at many crossings
2. An inspector reviews the phytosanitary certificate and other commodity-specific documents against the manifest
3. The inspector visually examines a sample of the product for pests, disease, soil contamination, or prohibited plant material
4. Wood packaging is checked separately for proper ISPM-15 treatment stamps if applicable
5. The load is cleared, released with conditions (such as fumigation), or in rare cases refused entry and ordered to be re-exported or destroyed

How Long Can an Ag Hold Take, and What's the Risk to a Reefer Load?

A straightforward visual inspection with clean paperwork typically takes 30 minutes to 2 hours. If the inspector finds something that requires a closer look — a pest that needs identification, or a certificate that doesn't clearly cover the specific product — the hold can extend to several hours while specialists get involved. For reefer freight, this is where the stakes rise fast: every hour on an ag hold is an hour the reefer unit is running down fuel and the product clock is ticking, especially if the trailer has to be opened repeatedly for inspection, which disrupts the cold chain each time. Carriers running produce lanes should treat ag-hold risk as a built-in cost of the lane, not a rare exception.

Practical tip for reefer drivers waiting on an ag hold: keep the unit running and confirm set point continuously, and document the reefer's temperature log throughout the hold. If the load does end up delayed long enough to raise quality concerns at delivery, that temperature log is the carrier's best evidence that the cold chain was maintained despite the border delay, which matters if a receiver later tries to reject product on quality grounds.

What Gets Rejected, Fumigated, or Destroyed?

• Rejected and returned — the most common outcome for a load with a fixable documentation gap; the truck can often re-cross once the missing certificate or permit is obtained
• Fumigated or treated — if pests are found but the product itself is otherwise admissible, treatment at an approved facility may allow the load to proceed, at the shipper's cost and on a significant delay
• Destroyed — reserved for product that fails inspection outright or where treatment isn't a viable option; this is the outcome carriers want to avoid entirely, since it usually means a total loss on that portion of the load

The carrier is rarely liable for the value of destroyed or rejected product — that risk typically sits with the shipper or the cargo insurance on the load — but the carrier does absorb the lost time, and often the detention, while the situation gets resolved. Confirming who carries cargo insurance on high-value produce loads before departure is worth doing every time, since a total-loss ag rejection with no coverage in place turns a bad day at the border into a bad month for the shipper relationship. Get this confirmation in writing before pickup, not as a verbal assumption — it is the one detail everyone remembers to ask about only after something has already gone wrong.

How to Reduce the Odds of an Agricultural Hold

• Confirm the phytosanitary certificate and any required permits are in hand and match the exact commodity before the truck leaves the shipper
• Use specific, accurate product descriptions on every document in the packet, not generic terms
• Ask the shipper directly whether the load includes any wood packaging and confirm it's properly stamped
• Build extra schedule buffer into any produce lane, since ag holds are more frequent and less predictable than standard customs referrals
• Work with brokers and shippers who have experience moving that specific commodity across the border — unfamiliar shippers are more likely to send incomplete agricultural paperwork

Who to Call If Produce Freight Gets Held

1. The shipper — to get the phytosanitary certificate or missing permit sent immediately if that's the gap
2. The customs broker — to confirm what documentation the inspector is actually asking for and relay it accurately
3. Dispatch — to monitor reefer fuel and unit runtime throughout the hold and flag if the delay is putting the cold chain at real risk

Produce and plant-based freight rewards carriers who treat documentation as seriously as the cold chain itself — a clean phytosanitary certificate does more to keep a reefer load moving than anything that happens after the hold has already started. For a broader look at how these holds unfold once a truck is pulled aside, see our guide to handling customs holds . Get dispatched with TRUCC for a desk that knows produce lanes and preps the paperwork before the truck ever reaches the ag inspection bay.