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Tariff & Trade Insights

Expert analysis on U.S. tariff policy, HS code classification, landed cost calculations, and trade compliance strategies for importers.

glossary3 min

CAPE Portal (Consolidated Administration and Processing of Entries)

CAPE (Consolidated Administration and Processing of Entries) is CBP's new system for processing IEEPA tariff refunds, consolidating 53 million entries into aggregated payments per importer.

CAPE portalCBP CAPEIEEPA refund system
TariffCenter.AI EditorialMarch 25, 2026
glossary3 min

ACE Portal (Automated Commercial Environment)

ACE (Automated Commercial Environment) is CBP's web-based system for electronic import/export filing, duty payment, and cargo tracking. It is required for receiving IEEPA tariff refunds in 2026.

ACE portalAutomated Commercial EnvironmentCBP ACE
TariffCenter.AI EditorialMarch 25, 2026
glossary3 min

Tariff Stacking

Tariff stacking occurs when multiple tariff programs apply simultaneously to the same import. For Chinese goods in 2026, the combined rate from general duties, Section 301, Section 122, and Section 232 can exceed 65%.

tariff stackingcumulative tariff ratecombined tariff rate
TariffCenter.AI EditorialMarch 25, 2026
glossary3 min

Balance of Payments (BOP)

The balance of payments is a comprehensive record of all economic transactions between a country and the rest of the world — distinct from the trade deficit. It is now the central legal concept in the 24-state lawsuit challenging Section 122 tariffs.

balance of paymentsBOP deficittrade deficit vs balance of payments
TariffCenter.AI EditorialMarch 25, 2026
glossary3 min

Section 301 Tariff Exclusion

A Section 301 tariff exclusion removes Section 301 duties on specific Chinese imports. 178 product exclusions are active through November 10, 2026, claimed via specific HTS subheadings on entry summaries.

Section 301 exclusionChina tariff exclusionUSTR exclusion
TariffCenter.AI EditorialMarch 25, 2026
glossary5 min

Trade Remedy (Antidumping & Countervailing Duties)

Trade remedies — antidumping duties (AD) and countervailing duties (CVD) — are additional tariffs imposed to offset unfair foreign trade practices like dumping and government subsidies.

trade remedyantidumping dutycountervailing duty
TariffCenter.AI EditorialMarch 17, 2026
glossary4 min

Reliquidation

Reliquidation is the process by which CBP reopens a finalized import entry to correct the duty amount. It is the legal mechanism for the $166 billion IEEPA tariff refund following the Supreme Court ruling.

reliquidationcustoms reliquidationCBP reliquidation
TariffCenter.AI EditorialMarch 17, 2026
glossary5 min

Section 232 (National Security Tariffs)

Section 232 of the Trade Expansion Act of 1962 authorizes tariffs on imports threatening national security. The 25% steel and aluminum tariffs have been in effect since 2018 with no expiration date.

Section 232national security tariffssteel tariffs 25%
TariffCenter.AI EditorialMarch 17, 2026
glossary4 min

Most Favored Nation (MFN) Rate

The Most Favored Nation (MFN) rate is the standard tariff rate applied to imports from WTO members. It is the baseline on which Section 301, Section 232, and Section 122 tariffs are stacked.

most favored nation rateMFN tariff rateColumn 1 tariff rate
TariffCenter.AI EditorialMarch 17, 2026
glossary5 min

Bonded Warehouse

A bonded warehouse is a CBP-authorized facility where imported goods can be stored without paying duties for up to 5 years. With tariff rates at historic highs, bonded warehouses offer cash flow and rate arbitrage advantages.

bonded warehousecustoms bonded warehouseduty deferral
TariffCenter.AI EditorialMarch 17, 2026
glossary4 min

Tariff Rate Quota (TRQ)

A tariff rate quota (TRQ) is a two-tier duty system with low in-quota rates and high over-quota rates. Used primarily for agricultural products, TRQs can mean the difference between 2% and 65% duties.

tariff rate quotaTRQin-quota tariff
TariffCenter.AI EditorialMarch 17, 2026
glossary5 min

Customs Bond

A customs bond is a required financial guarantee to CBP that you'll pay all import duties and fees. With tariff rates at historic highs in 2026, bond requirements and costs have increased.

customs bondimport bondCBP bond
TariffCenter.AI EditorialMarch 17, 2026
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