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The 15-Day Clock: What Happens When Cargo Isn't Entered in Time

Published: 12 min read

Under 19 CFR 4.37, imported cargo not covered by a release permit may remain at the place of unlading only until the fifteenth calendar day after landing. After that, it moves to a General Order warehouse—at the consignee's risk and expense—and after six months, CBP can sell it. With de minimis suspended and tariff timing creating uncertainty, the entry window matters more to importers. Analysis of the 15-day rule, the cost structure of General Order, and bonded storage as an alternative customs status.

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Executive Summary Under 19 CFR 4.37(a), merchandise that is regularly landed but not covered by a permit for release may remain at the place of unlading only until the fifteenth calendar day after landing. After that, the carrier must notify CBP and a General Order (GO) warehouse, and the cargo is moved and stored at the consignee’s risk and expense. If it remains in CBP custody for six months without duties, taxes, fees, and storage charges paid, it is considered unclaimed and abandoned—and CBP may sell it at public auction. The GO system is not a penalty. It is a custody arrangement—but it adds a warehouse, extra moves, and a hard deadline that many importers discover too late. In 2026, several conditions bear on the entry window: the de minimis exemption has been indefinitely suspended, tariff timing has created uncertainty about when to file, and one 2026 industry pricing guide reports GO storage at roughly two to three times commercial bonded rates. This analysis examines the 15-day rule, the cost structure of General Order, and bonded storage as an alternative customs status.

The 15-Day Clock: What Happens When Cargo Isn’t Entered in Time


1 · The Rule: Fifteen Days, Then Custody Changes Hands

What the Regulation Says

The rule is short and unambiguous. 19 CFR 4.37(a) provides that merchandise “regularly landed but not covered by a permit for its release shall be allowed to remain at the place of unlading until the fifteenth calendar day after landing”. CBP’s own plain-language summary puts it from the importer’s side: the merchandise stays at the importing carrier’s facility until the importer files an entry, and “the importer has 15 calendar days to do this”.

The clock starts at landing, not when someone at the importer’s office notices the container is sitting at the port. For an importer managing dozens of SKUs, multiple suppliers, and a broker relationship that may not have flagged an incomplete document set, fifteen days can pass faster than expected.

The Sequence After Day 15

TimingWhat HappensWho Acts
Landing to Day 15Cargo may remain at the place of unladingImporter and broker file entry
By Day 20Carrier must notify CBP and a GO-certified bonded warehouse of unentered cargoCarrier
After notificationGO warehouse arranges transport and storage at the consignee’s risk and expenseGO warehouse
6 months from importationCargo still in custody without duties and charges paid is unclaimed and abandonedCBP
After thatCBP appraises and sells at public auctionCBP

Source: 19 CFR 4.37; 19 CFR 127.11; 19 U.S.C. 1490–1491

The Carrier’s Separate Deadline—and Its Penalty

The carrier has its own obligation: no later than 20 calendar days after landing, the master, owner, or agent must notify CBP of unentered cargo and notify a GO-certified bonded warehouse. Under 19 CFR 4.37, a party that fails to notify the bonded warehouse within that period may be liable for liquidated damages of $1,000 per bill of lading under the terms of its international carrier or custodial bond (or the value of the merchandise, if less than $1,000), and a party that fails to timely relinquish custody to a GO warehouse may be liable for liquidated damages equal to the value of the merchandise.

This matters to importers for a practical reason. The carrier’s notification is what moves the cargo out of the terminal and into GO. By the time the importer learns where the container went, the costs have already begun to accrue.

⚠️ Critical Takeaway: The 15-day period is the window during which the importer still controls the cargo’s location and cost structure. After Day 15, control shifts—to the carrier’s notification, the GO warehouse’s storage regime, and eventually CBP’s auction calendar.


2 · Why Cargo Ends Up in General Order

The Four Triggers

Cargo goes to General Order when the entry side of the transaction has gone quiet. CBP’s guidance lists the triggers:

TriggerWhat It Looks Like
No entry filed within the timeframeBroker waiting on documents; importer unaware of arrival
Incomplete entryMissing documents, insufficient duty payment
Port director determines invoice is not correct or legalValuation or classification questions unresolved
Cargo remains uncleared for more than 15 daysThe clock simply runs out

The 2026 Condition: Hesitation Feeds the Clock

Several 2026 developments bear on the entry window. The de minimis exemption has been suspended for all countries since August 29, 2025, and CBP made the suspension indefinite through two interim final rules published June 24, 2026 (effective June 24 for non-postal shipments and July 24 for mail). Shipments valued at $800 or less that previously entered duty-free now require entry and are subject to duty. For importers accustomed to low-value shipments moving without a formal or informal entry, this is a new operational burden: more entries, more documentation, and more opportunities for a missing field to delay filing.

At the same time, tariff timing has introduced uncertainty about when to file. Importers facing uncertain tariff outcomes—waiting for a ruling, a classification decision, or a policy change—may be inclined to delay filing in the hope that the rate will improve. The regulatory timeline, however, does not change with that uncertainty: the 15-day period runs regardless of pending tariff decisions.

Industry commentary has pointed to the de minimis suspension and tariff-timing uncertainty as factors that may be increasing the amount of unentered cargo. CBP-published General Order volume statistics were not identified for this analysis, so readers should treat this as directional commentary rather than a measured trend.

⚠️ Critical Takeaway: General Order is not limited to cases of neglect. It can also arise when an importer is waiting for information—a tariff decision, a corrected invoice, a classification ruling—while the regulatory period continues to run.


3 · The True Cost of General Order

The Storage Rate Is Designed to Motivate Clearance

GO storage is not priced like commercial warehousing. GO rates are set by the individual General Order warehouse. One 2026 industry pricing guide reports GO storage at roughly two to three times commercial bonded rates—$40 to $90 or more per pallet per month, plus transfer drayage and handling; these figures are indicative, not regulated or CBP-published rates, and vary by facility. The rate structure is commonly described as intended to motivate clearance rather than to provide economical long-term storage.

The Layered Cost Stack

The consignee pays—not the carrier, not the broker, not the seller. 19 CFR 4.37(c) states that the bonded warehouse proprietor arranges transportation and storage “at the risk and expense of the consignee”. The costs arrive in layers:

Cost LayerWhat It Covers
GO warehouse chargesCartage, handling, and storage for as long as the cargo stays
Carrier and terminal chargesAnything that accrued before the transfer—demurrage, detention, terminal fees
Duties, taxes, and feesStill owed on entry, regardless of where the cargo sits
Outbound drayageYour trucker picks up from the GO warehouse, not the terminal

Source: 19 CFR 4.37(c); industry cost analyses

The Opportunity Cost

The financial cost is only part of the damage. Cargo in GO is not available for sale. For seasonal goods, perishables, or products tied to a promotional calendar, a multi-week GO episode can mean missing the selling window entirely—a loss that dwarfs the storage charges. The inventory is not lost, but its commercial value may be.

⚠️ Critical Takeaway: GO is typically expensive relative to commercial storage. The storage rate, the layered fees, and the opportunity cost of frozen inventory make the 15-day period one of the more consequential windows in the import process.


4 · Six Months Later: Auction, Not Rescue

When Cargo Becomes “Unclaimed and Abandoned”

Under 19 CFR 127.11, merchandise that remains in CBP custody for six months from the date of importation without all estimated duties and storage or other charges paid is considered “unclaimed and abandoned”. The statute, 19 U.S.C. 1491, provides that such merchandise “shall be appraised and sold by the Customs Service at public auction”.

Some merchandise can be sold sooner: the regulation allows a lesser period for “special merchandise,” and explosives or goods whose value may fall below the charges owed through damage or leakage can be sold “forthwith”.

The Auction Proceeds Do Not Belong to the Importer

CBP sells unclaimed and abandoned merchandise at public auction. Under 19 U.S.C. 1493 and 19 CFR 127.31–127.37, the proceeds are applied first to storage charges, expenses, duties, taxes, and fees, and to any lien for freight charges. If proceeds are insufficient, the consignee remains liable for the deficiency (19 CFR 127.37). Any surplus is not automatic: the owner or consignee must file a claim for it, and CBP regulations provide a separate petition process in cases where title has vested in the Government instead of the merchandise being sold (19 CFR 127.36 and 127.43).

“Walking Away” Is Not a Strategy

For an importer considering abandonment as a way out, the regulations indicate that GO storage is at the consignee’s risk and expense from the start (19 CFR 127.1). Abandonment does not by itself erase accrued charges, and a shortfall after sale remains the consignee’s liability.

⚠️ Critical Takeaway: The six-month auction is CBP’s disposition mechanism for unclaimed and abandoned cargo, not a mechanism for recovering the importer’s position—and the importer’s financial exposure can survive the sale.


5 · The Alternative: Bonded Storage as a Customs Status

The Structural Difference Between GO and Bonded Storage

There is an established way to hold imported cargo without the cargo falling into General Order—and it is not a loophole. It is a different customs status, in which an entry is filed and the merchandise is warehoused under bond.

A customs bonded warehouse is a secured facility in which imported dutiable merchandise may be stored, manipulated, or undergo manufacturing operations without payment of duty for up to five years from the date of importation. The key distinction from GO is who chose the status and when. GO is a custody arrangement imposed when the importer fails to file. Bonded storage is a status the importer elects—and the entry is filed, the bond is in place, and the cargo is admitted under CBP supervision.

The “Arrive, Hold, Release” Model

In 2026, bonded warehousing has increasingly been described as a treasury strategy. The operational model is straightforward:

  1. File the entry when the cargo lands—so the 15-day clock is satisfied.
  2. Store the goods in bonded status—duties are deferred until withdrawal.
  3. Withdraw when demand materializes—and pay duty at that moment, not at the border.

Industry data points in the same direction. An analysis of aggregated U.S. customs entry data by Infios, reported in trade press, found that warehouse-and-withdrawal entries rose from around 10% of observed entries in 2024 to 16–18% after tariffs took effect in 2025, with adoption continuing to rise in the second half of the year. These figures describe the sample of entries Infios observed, not all U.S. entries.

The Cash-Flow Effect

For product classes where duties moved from a line-item cost to a material liquidity event—consumer electronics, medical devices, industrial components—the cash-flow effect alone can be significant. A single high-value 40-foot container can carry duty liabilities in the tens of thousands of dollars or more, depending on the goods’ value and the applicable rates. Deferring that payment until the goods are withdrawn aligns duty cost with sales velocity rather than border arrival.

The Trade-Off: Complexity Requires Execution

Bonded strategies provide flexibility, but they also create greater customs complexity—additional entries, classifications, and compliance workflows, plus bonded storage rates that are generally higher than ordinary warehousing. Duty is assessed at the rate in effect on withdrawal, so deferral does not lock in a tariff rate in either direction. Organizations that integrate customs, warehousing, and transport decisions tend to be better positioned to use these arrangements.

⚠️ Critical Takeaway: Bonded storage is not an alternative to filing an entry; the entry is filed on landing, with the goods warehoused under bond. The distinction is between cargo that remains unentered while information is pending and cargo placed in a customs status in which duty payment follows withdrawal.


6 · Questions Importers Commonly Consider Around the 15-Day Window

The Five Questions

For shipments where an entry has not yet been filed, organizations often work through five questions:

QuestionWhy It Matters
Has the entry been filed?If not, what is missing—and can it be resolved in five days?
Is the cargo in a status that pauses the clock?Bonded storage, in-bond movement, or another admitted status
Who is monitoring the 15-day deadline?Broker, internal team, or no one?
What is the cost of GO storage for this shipment?Per-pallet rate × pallet count × expected delay
What is the opportunity cost of frozen inventory?Seasonal window, promotional calendar, customer commitments

The Structural Fix

One structural approach is decoupling the entry from the sale. An importer that files a warehouse entry on landing and holds the goods in bonded status has:

  • Filed an entry within the 15-day period
  • Deferred the duty (until withdrawal)
  • Preserved the option to re-export without duty, if the market shifts
  • Retained control of when the goods enter U.S. commerce

This is one way importers structure their entry timing around demand rather than around the regulatory deadline.


7 · Conclusion: A Short Window with Long Consequences

The 15-day period is not new. In 2026, with de minimis suspended and tariff outcomes uncertain, the consequences of unentered cargo are worth understanding clearly.

Key Takeaways

FactorDetail
Legal Deadline15 calendar days after landing (19 CFR 4.37(a))
Carrier NotificationBy Day 20 to CBP and a GO-certified warehouse
GO Storage Rates (2026)$40–$90+ per pallet/month per one industry guide (2–3× commercial bonded); set by individual facilities
Cost ResponsibilityConsignee—storage, drayage, duties, terminal charges
Auction Trigger6 months from importation, unclaimed and abandoned
Auction ProceedsApplied to storage, duties and charges; consignee liable for any deficiency; surplus payable on proper claim
Bonded Storage AlternativeDuty deferred up to 5 years; entry filed on landing
Adoption SignalWarehouse-and-withdrawal entries rose from ~10% (2024) to 16–18% (2025) in one entry-data sample (Infios)

The Bottom Line

The 15-day period is a fixed feature of the entry process. Cargo that ends up in General Order is rarely abandoned on purpose; it is more often cargo whose entry was waiting for something—a document, a decision, a tariff signal—while the regulatory period continued to run.

Filing an entry on landing and deciding later on withdrawal timing is one approach some importers use to keep entry timing and sales timing separate.

The message is clear: the 15-day entry period shapes both cost and control over imported cargo, and understanding how it interacts with bonded storage is part of managing entry timing in 2026.


This analysis reflects 19 CFR 4.37, 19 CFR Part 127, 19 U.S.C. 1490–1493, CBP’s interim final rule suspending the de minimis exemption for mail shipments (91 FR 37801, June 24, 2026), and industry reporting on 2026 bonded warehousing adoption and General Order storage rates. Specific storage charges, auction procedures, and bonded warehouse requirements are subject to the applicable regulations and individual facility terms. Importers should consult with their customs broker and trade counsel for guidance tailored to their specific shipments and entry status.

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