The import duty handbook
134 long-form guides covering country pairs, tariff regimes, HS code classification, and the operational paperwork. Written for importers planning real shipments, not search engines.
Country Pair Guides
Step-by-step duty calculations for the busiest trade lanes, with current 2026 tariff regimes.
Vietnam to UK Import Duty 2026: CPTPP Preference, UK Tariff, VAT
Vietnam to UK imports benefit from the UK's CPTPP accession (December 2024). Most Vietnamese exports now enter UK duty-free under CPTPP preference. Plus 20 percent VAT. Here is the full landed cost stack with worked examples for footwear, apparel, electronics, and furniture.
Vietnam to Germany Import Duty 2026: EVFTA Preference and the CBAM Layer
Vietnam to Germany imports under the EU-Vietnam Free Trade Agreement (EVFTA) qualify for reduced or zero MFN duty on most lines. Plus VAT, plus CBAM on steel and aluminum. Here is the full landed cost stack with worked examples for furniture, apparel, electronics, and steel.
Turkey to Germany Import Duty 2026: Customs Union, CBAM, VAT
Turkey is part of the EU-Turkey Customs Union covering most industrial goods. Turkish industrial imports to Germany pay zero MFN duty under the Customs Union. CBAM applies to steel and aluminum. Here is the full landed cost stack with worked examples for steel, textiles, machinery, automotive parts.
Korea to Germany Import Duty 2026: KOREU FTA, CBAM, VAT
Korea to Germany under the Korea-EU FTA (entered into force July 2011, fully phased) zeros MFN duty on almost all goods. Plus CBAM on steel and aluminum. Plus 19 percent German VAT. Here is the full landed cost stack with worked examples for steel, cars, electronics, and machinery.
India to Germany Import Duty 2026: EU MFN, GSP+ Removal, and CBAM
India to Germany imports pay EU Common External Tariff MFN. India lost EU GSP+ benefits effective 2024. Plus 19 percent German VAT. CBAM applies on steel and aluminum. Here is the full landed cost stack with worked examples for pharma APIs, textiles, machinery, and steel.
India to Australia Import Duty 2026: AI-ECTA Preference, GST, Trade Remedies
India to Australia under the Australia-India Economic Cooperation and Trade Agreement (AI-ECTA, in force December 2022) zeros MFN duty on roughly 96 percent of Australian exports to India and 100 percent of Indian exports to Australia. Plus 10 percent Australian GST. Here is the full landed cost stack.
China to UK Import Duty 2026: Post-Brexit Rates, VAT, and Trade Remedies
China to UK imports pay UK Global Tariff MFN plus 20 percent VAT plus active UK trade remedy duties on steel, ceramics, and bicycles. No FTA preference applies. Here is the full landed cost stack with worked examples for electronics, steel, apparel, and machinery.
China to UAE Import Duty 2026: Full Landed Cost Breakdown
Importing from China into the UAE in 2026 pays 5 percent GCC Common External Tariff plus 5 percent VAT plus the usual fees. No third-country reciprocal layer applies. Here is the full duty stack with worked examples across electronics, steel, machinery, and apparel.
China to Mexico Import Duty 2026: General Import Tax, IMMEX, IEPS, IVA
China and Mexico have no FTA. Chinese imports pay Mexico's General Import Tax (IGI) at the published rate plus 16 percent IVA. IMMEX program defers duty for re-export. Anti-dumping measures cover several Chinese categories. Here is the full landed cost stack.
China to Japan Import Duty 2026: RCEP Preference, Consumption Tax, Trade Remedies
China to Japan imports benefit from RCEP preference. Most Chinese exports to Japan now qualify for reduced or zero MFN duty under RCEP. Plus 10 percent Japan Consumption Tax. Here is the full landed cost stack with worked examples for steel, electronics, chemicals, and machinery.
China to Canada Import Duty 2026: MFN Rates, GST, and Trade Remedies
China to Canada imports pay Canadian MFN duty per the Customs Tariff plus 5 percent GST plus PST/HST per province. Active CBSA anti-dumping orders cover Chinese steel, aluminum, and several other categories. Here is the full landed cost stack.
China to Australia Import Duty 2026: ChAFTA Preference and GST
Imports from China to Australia under the China Australia Free Trade Agreement (ChAFTA) qualify for zero MFN duty on most goods. Plus 10 percent GST. Active anti-dumping orders on Chinese steel, aluminum, glass, and food categories add 5 to 90 percent on specific lines. Here is the full landed cost stack.
Calculate Import Duty: Vietnam to USA (2026 Guide)
Vietnam to USA duty in 2026: Section 122 stack, no Section 301, AD/CVD risks on furniture and steel, and a worked example.
Calculate Import Duty: USA to UK (2026 Guide)
USA to UK duty in 2026: UKGT, no UK-US FTA, VAT, ATA carnets for samples, and a worked example for industrial machinery.
Calculate Import Duty: Thailand to USA (2026 Guide)
Thailand to USA duty in 2026: no Section 301, Section 122 stack, transshipment risk, worked example for electronics and rubber.
Calculate Import Duty: Taiwan to USA (2026 Guide)
Taiwan to USA in 2026: no FTA, semiconductor exemption, Section 122 stack, worked example for electronics and machinery.
Calculate Import Duty: South Korea to USA (2026 Guide)
South Korea to USA in 2026: KORUS FTA, Section 122 carve-outs, EVs and semiconductors, worked example.
Calculate Import Duty: Mexico to USA (2026 Guide)
Mexico to USA duty in 2026 under USMCA: origin qualification, Section 122 exemption, auto rules of origin, and worked examples.
Calculate Import Duty: Japan to USA (2026 Guide)
Japan to USA duty in 2026: US-Japan Trade Agreement, Section 122, beef and auto stack, worked examples.
Calculate Import Duty: Indonesia to USA (2026 Guide)
Indonesia to USA duty in 2026: footwear, palm oil, electronics, Section 122 stack, worked example.
Calculate Import Duty: India to USA (2026 Guide)
India to USA duty calculation in 2026: GSP status, Section 122 stack, textiles, pharma, jewelry, and a worked example.
Calculate Import Duty: India to UK (2026 Guide)
India to UK duty in 2026: UK Global Tariff, the new India-UK FTA preferences, VAT at import, and a worked example.
Calculate Import Duty: India to UAE (2026 Guide)
India to UAE duty under CEPA in 2026: GCC tariff, 5 percent VAT, free zone usage, and a worked example for jewelry and pharma.
Calculate Import Duty: Germany to USA (2026 Guide)
Germany to USA duty in 2026: MFN, Section 122, EU machinery stack, Section 232 on auto and steel, worked example.
Calculate Import Duty: China to USA (2026 Guide)
Step-by-step duty calculation for China to USA shipments in 2026: Section 301, Section 122, MFN stacking, and a worked example.
Calculate Import Duty: China to Germany (2026 Guide)
China to Germany duty in 2026: EU CET, import VAT, CBAM exposure, anti-dumping, and a worked example with EORI essentials.
Calculate Import Duty: Canada to USA (2026 Guide)
Canada to USA duty in 2026 under USMCA: exemption from Section 122, softwood lumber, energy, and worked example.
Calculate Import Duty: Brazil to USA (2026 Guide)
Brazil to USA duty in 2026: GSP status, Mercosur context, AD/CVD on steel and orange juice, and a worked example for coffee and beef.
Calculate Import Duty: Bangladesh to USA (2026 Guide)
Bangladesh to USA in 2026: apparel duty stack, no GSP, no Section 301, Section 122 application, and a worked example.
Regulatory Explainers
Plain-English breakdowns of Section 122, 232, 301, CBAM, ECOWAS CET, and other rule sets.
USMCA Yarn-Forward Compliance for Cotton Apparel Reshoring from India Post-July-24: Tactical Implementation Depth
The July 24 2026 Section 301 forced-labor 12.5 percent layer on Indian-origin cotton apparel (Chapter 61 and 62) has re-opened the USMCA Mexican reshoring economics compared previously in the Jul 30 lane comparison. This is the tactical yarn-forward compliance walkthrough for importers considering the shift: how the rule of origin operates on cotton apparel, which yarn sources qualify, how the trim allowance interacts, and the certification chain of custody importers need to build before the first USMCA-preference entry lands.
Section 338 Canada T-19: CIT Litigation Posture 19 Days Before Aug 19 Effective
With 19 days until the Section 338 50 percent duty layer on covered Canadian-origin goods takes effect on August 19 2026, this is the CIT litigation posture update. No public filings yet against the July 20 proclamations. Analysis of the Section 301 supersession question, the ITC investigation predicate issue, USMCA-non-shield exposure, and the pre-effective window operational implications for importers who might be planning to hold entries pending an injunction that may not land in time.
Section 232 Pharma 100 Percent T-0 First Day: What Annex III Filings Look Like on July 31 2026
The Section 232 pharmaceutical proclamation of April 2 2026 hits its first effective date on July 31 2026 at 12:01 AM Eastern Time for the 17 companies listed in Annex III. Everyone else gets the same 100 percent rate on September 29 2026. This is the T-0 operational rundown for importers, brokers, and finance teams affected by day one.
Section 232 Pharma Country-Tier Substitution Economics: EU 15 Percent vs India 110 Percent Stack
The Section 232 pharma proclamation of April 2 2026 established a tiered rate structure that creates a large landed-cost gap between EU/Japan/Korea/Switzerland/Liechtenstein origin (15 percent) and unpreferred origins including India, China, and non-Annex-II jurisdictions (100 percent plus any Section 301 forced-labor overlay). This is the country-tier substitution economics walkthrough for pharma importers who need to model supplier restructuring on a 60-day compliance runway before September 29 general effective date.
Section 232 Copper Smelt and Cast Reporting T+1: Close of Day One Filing Retrospective
The July 30 2026 effective moment for mandatory country-of-smelt and country-of-cast reporting on four insulated copper wire HTSUS subheadings closed on July 31 morning. This is the close-of-day-one filing retrospective: how the OTH placeholder pattern settled, what the T+1 broker network signal looks like, which vendor patches held, and what the T+7 records-audit exposure profile is now that the first 24 hours of data are in.
Brazil Section 301 25 Percent Grace Period T+3: Broker Filing Patterns Two Business Days After Close
The Brazil Section 301 25 percent in-transit grace period closed at 12:01 AM Eastern Time on July 29 2026. Two business days into the post-grace enforcement window, this is the broker filing pattern update: which of the four T+0 filing patterns held or shifted, PSC readiness on annex-exempt misfiles, and the substitution economics signal from freight-forward diversion analysis on India, Vietnam, and Colombia lanes.
Section 232 Copper Smelt and Cast Reporting: First-Day Filing Retrospective (T+0)
The mandatory country-of-smelt and country-of-cast reporting rule on four HTSUS insulated copper wire subheadings (8544.42.10, 8544.42.20, 8544.42.90, 8544.49.10) took effect 12:01 AM ET July 30 2026 per CSMS 69252300. This is the first-day filing retrospective for importers: what ACE actually accepted, how the OTH placeholder behaved end-to-end, which broker software patterns bounced, and the records-audit exposure profile on OTH-heavy filings.
Section 232 Aluminum vs Copper vs Steel Derivative Regime Comparison 2026: Rates, Reporting Fields, Effective Dates, and Duty-Stacking Interactions
The three Section 232 derivative regimes (steel, aluminum, and copper) all use similar architectural building blocks but differ meaningfully on rate, covered HS scope, smelt-and-cast reporting requirement, in-transit exception mechanics, and how they stack with other Chapter 99 duty layers. This is the head-to-head comparison for importers with derivative-heavy landed cost models.
Brazil Section 301 Grace Period T+2 Broker Filing Patterns: What the First Week of Post-Grace Entries Actually Filed
The Brazil Section 301 25 percent grace period on HTSUS 9903.05.01 closed at 12:01 AM ET July 29 2026. T+2 into post-grace enforcement, four distinct broker filing patterns are visible on Brazilian-origin entries: correct 9903.05.01 tier application, incorrect 9903.05.02 fallback to the general MFN column, annex-exempt goods misfiled without the exemption code, and grace-eligible in-transit filings claiming exception without documentary evidence. This is the T+2 pattern audit for importers with any recurring Brazilian-origin volume.
Section 338 Canada T-21: Where the Litigation Posture Actually Sits Three Weeks Pre-Effective
Section 338 tariffs on covered Canadian dairy, alcohol, and motor vehicles take effect August 19 2026. With 21 days to go, this is the current litigation posture: which cases can plausibly reach CIT, likely plaintiff coalitions, the preliminary injunction standard against untested Section 338 authority, and how importers should model litigation risk against operational planning.
Section 232 Copper Smelt and Cast Reporting Effective July 30 2026: The T-1 Filing Playbook
CBP CSMS 69252300 activates mandatory country-of-smelt and country-of-cast reporting on four HTSUS copper wire subheadings (8544.42.10, 8544.42.20, 8544.42.90, 8544.49.10) at 12:01 AM ET July 30 2026. This is the T-1 operational playbook for importers: what the fields require, how to handle unknown-origin backlog, the OTH fallback, and how the copper reporting layer stacks under Section 232 derivative duties.
CBP CSMS 69326983 Entry Filing Walkthrough for Section 301 Forced Labor Tariffs: A Practical Read
CBP Cargo Systems Messaging Service bulletin 69326983 is the operative entry-filing instruction set for the Section 301 forced-labor tariffs effective July 24 2026. This walkthrough reads the bulletin section-by-section and translates it into broker filing decisions: Chapter 99 heading placement by country tier, exemption annex handling, in-transit grace calculation, and PSC pathways for the first-two-week broker-error corrections.
Brazil Section 301 25 Percent Grace Period Closes 12:01 AM ET July 29 2026: What T+7 Filings Look Like
The narrow in-transit exception on the Brazil Section 301 25 percent duty (HTSUS 9903.05.01) closes 12:01 AM ET July 29 2026. Any covered Brazilian-origin entry filed from that instant forward pays the full layer. This is the T+7 retrospective on how the first-week rollout has landed: exemption annex hits, Chapter 99 stacking with the July 24 forced-labor rule, and the operational lessons for Q3 planning.
USTR 471-Subheading Exemption Annex for Section 301 Forced Labor: How to Check If Your HS Code Escapes
USTR carved out 471 HTSUS subheadings from the Section 301 forced-labor tariffs that took effect July 24 2026. The annex covers raw materials, supply-chain-critical inputs, and domestic-shortage products. Here is how the annex is structured, the categories that draw the most subheadings, and how to check your specific HS lines before you eat a 10 or 12.5 percent surprise.
USMCA July 2026 Joint Review Outcome: US Declines Renewal, Agreement Stays in Force
At the July 1 2026 USMCA joint review meeting, the United States declined to formally renew the agreement in its current form. USMCA remains in force under its existing text through the 2036 sunset review. Here is what actually happened at the July 1 meeting, what the decision does and does not change, and how importers should handle USMCA-qualifying flows for the remainder of 2026.
Section 338 Canada Aug 19 2026 T-22 Checklist: What Importers Need to Confirm Before the 50 Percent Layer Lands
Section 338 of the Tariff Act of 1930 applies a 50 percent duty layer on specified Canadian-origin goods effective August 19 2026. With 22 days until effective, this is the pre-effective operational checklist for importers to run: HTS scope confirmation, USMCA-non-shield awareness, exemption verification, and pre-Aug 19 entry timing scenarios.
Section 301 Forced Labor Tariffs: Post-Effective Country Tier Breakdown (July 24 2026)
Section 301 forced labor duties took effect at 12:01 AM ET July 24 2026. Here is the confirmed three-tier country structure (17 flat 10 percent, 38 flat 12.5 percent including China, 5 variable), the in-transit grace period mechanics that closed 12:01 AM ET July 28, and the operational implications by origin.
Section 122 Refund Eligibility 2026: How to Claim After the CAFC Ruling
If the Federal Circuit upholds the CIT and rules Section 122 was unlawful from inception, importers who paid the Section 122 surcharge between February 24 and July 24 2026 may be eligible for refunds. The refundable amount is based on the 10 percent actually collected under HTS 9903.03.01 (not the 15 percent that was announced but never implemented). Here is the protest framework, the timing rules, and the documentation CBP needs.
What Was Section 122? The 2026 Reciprocal Tariff in the Past Tense
Section 122 of the Trade Act of 1974 was a temporary import surcharge in force from February 24 to July 24 2026. The rate was announced at 15 percent in the February 22 amendment, but HTS 9903.03.01 only implemented 10 percent, and 10 percent is what CBP actually collected. It expired at the 150-day statutory ceiling. Here is what happened, why it ended, and what replaced it (nothing).
Section 122 Sunset July 24 2026: What Changes for Importers
Section 122 expired on July 24 2026 under the 150-day statutory ceiling. The reciprocal surcharge (announced at 15 percent, collected at 10 percent under HTS 9903.03.01) is gone. Here is the post-sunset US tariff stack, who saves, by how much, and what the pending Federal Circuit appeal means for refunds.
Section 338 Canada Tariffs 2026: 50 Percent, No USMCA Shield
July 20 2026 proclamations invoked Section 338 of the Tariff Act of 1930 to impose a 50 percent tariff on specified Canadian goods effective August 19 2026 (T-minus 26 days). USMCA carve-out does not apply. Product scope, exemptions, worked landed cost, and what importers should do before August 19.
De Minimis Postal Suspension Effective July 24 2026: What Changed at 800 USD
CBP proposed rules published June 23 2026 indefinitely suspend the de minimis duty exemption for low-value imports entering the US via the international postal network. Effective today, July 24 2026. Scope, effective date, what still moves duty-free, and what small-parcel importers should do.
Section 301 Brazil 25 Percent Live July 22 2026: Effective Rate, Annex Carve-Outs, and the Landed Cost Delta
The Section 301 Brazil 25 percent additional tariff went into effect at 12:01 EDT on July 22 2026. The Annex carves out more than 1,600 HTSUS subheadings including beef, coffee, rare earths, aircraft parts. This is the effective rate, the exposed lanes, worked landed cost examples for footwear and apparel, and how S301 Brazil stacks with S122 (through July 23) and the pending forced-labor S301.
Section 232 Reduction June 2026: Agricultural, HVAC, and Mobile Industrial Equipment Cut from 50 to 15 Percent
Presidential Proclamation June 1 2026 reduced Section 232 tariffs on certain agricultural, HVAC, and mobile industrial equipment from 50 to 15 percent, effective June 8 2026 through December 31 2027. Here is the HS code coverage, country eligibility, USMCA mechanism, and worked landed-cost examples.
Section 301 Forced Labor Tariffs 2026: USTR Proposes 10 to 12.5 Percent on 60 Economies
On June 2 2026, USTR proposed Section 301 tariffs of 10 to 12.5 percent on imports from 60 economies as part of forced labor investigations. Here is the country tier list, the Annex A exemption categories, the hearing schedule, and how importers should plan.
Windsor Framework Duty 2026: Green Lane vs Red Lane for Northern Ireland
The Windsor Framework (in force October 2023, ICS2 phase from January 2026) governs the movement of goods from Great Britain to Northern Ireland. Green-lane goods move with simplified declarations and no duty. Red-lane goods face full EU customs procedures. Here is the lane categorization with worked examples.
Section 122 Reciprocal Tariff Calculator: The 15 Percent Surcharge in 2026
Section 122 of the Trade Act of 1974 was activated February 24 2026 as the statutory replacement for the IEEPA reciprocal program. The rate is 15 percent ad valorem (raised from 10 percent on February 22 2026, before the first liquidation). USMCA-qualifying goods exempt. Statutory expiry July 24 2026. The CIT struck the duty down May 7 2026, the Federal Circuit stayed that order May 12 2026, and collection continues pending appeal.
Mexico Fentanyl Tariff Scope: Which Mexican Goods Are at 25 Percent in 2026
The February 2025 IEEPA-based 25 percent tariff on Mexican goods, imposed under the fentanyl-trafficking emergency basis, survived the V.O.S. Selections SCOTUS ruling that invalidated broader IEEPA reciprocal tariffs. Here is the scope of the surviving Mexico fentanyl tariff and what it means for importers.
Melt and Pour Certificate Steel 2026: The Document That Drives Section 232 Origin
Section 232 origin for steel is determined by where the metal was melted and where it was first poured into a solid form, not where the final product was processed. The mill-issued melt-and-pour certificate is the document of record. Without it, CBP defaults to the most adverse origin determination.
ICS2 January 2026: What Northern Ireland and Other EU-Bound Carriers Must Know
EU Import Control System 2 (ICS2) Phase 3 entered force January 1 2026, extending the Entry Summary Declaration (ENS) requirement to road and rail cargo entering the EU. Here is the new ENS data, timing, and operational impact for Northern Ireland red-lane goods and other EU-bound shipments.
GSP Renewal 2026: Status of HR 4276 and the Retroactive Refund Picture
The US Generalized System of Preferences (GSP) expired December 31 2020 and has not been reauthorized. Multiple renewal bills have moved through Congress without final passage. If a retroactive renewal eventually passes, importers can claim refunds of duties paid on GSP-eligible imports back to January 1 2021.
China Section 301 List 4A Renewal 2026: USTR Review Outcomes and What Importers Should Do
USTR completed the four-year review of Section 301 China tariffs in 2024 and maintained List 4A at 7.5 percent. 2026 saw additional exclusion windows and modifications. Here is the current status of List 4A renewal, the exclusion grant pattern, and the next review cycle.
Canada Softwood Lumber 2026: Current CVD Rates and the Pending Administrative Review
US CVD on Canadian softwood lumber stands at producer-specific rates averaging 14 to 27 percent in 2026. The pending administrative review covering 2024-2025 entries may significantly change individual producer rates. Here is the current rate map and the operational implications for US lumber importers.
USMCA RVC 75 Percent Auto Parts: Compute the Regional Value Content
USMCA requires 75 percent regional value content on core auto parts (engines, transmissions, suspension, body, chassis). Steel and aluminum purchases must be 70 percent USMCA-region. Here is how to compute RVC for the typical auto-parts importer.
US Tariff Stack 2026: Section 122, 232, 301, IEEPA Refund, UFLPA
The 2026 US import tariff stack has six layers: MFN, Section 232, Section 301, Section 122 (post-IEEPA reciprocal), ADCVD, and PGA fees plus MPF and HMF. Here is the complete pillar covering every layer with worked examples, links to deep-dive pages, and the anti-stacking rules.
UFLPA Entity List 2026 Update: What Importers Need to Verify
The Uyghur Forced Labor Prevention Act entity list expanded in early 2026 to over 110 listed entities. Imports from listed entities or their downstream suppliers are presumed in violation. Here is the current list, the rebuttable presumption mechanics, and the documentation that survives a CBP detention.
Section 321 China Suspension: What Replaces De Minimis for Importers
The Section 321 de minimis exemption for China was suspended in May 2025. For mid-market importers using consolidated freight or repackaging, here are the real alternatives: Type 86, FTZ admissions, bonded warehouse, and informal entry.
Section 301 List 4A Calculator: Current Rate and Affected HTS Lines
Section 301 List 4A on Chinese imports remains at 7.5 percent ad valorem in 2026, covering roughly 3,200 HTS lines. Here is how to identify whether your HTS is on the list, the exclusion process, and how 4A stacks with Section 122 and Section 232.
Section 301 List 1 vs List 3 vs List 4A: Rates, Scope, and Exclusions
USTR Section 301 China tariffs sit on four lists imposed across 2018 to 2019. List 1, 2, and 3 are at 25 percent. List 4A is at 7.5 percent. Here is what is on each list, how the rates differ, and how to use the USTR exclusion database.
Section 232 Derivative Full Value Rule: When 50 Percent Hits the Whole Invoice
Section 232 normally applies to the metal value portion of a derivative article. Without a producer affidavit identifying the steel or aluminum value, CBP defaults to applying 50 percent on the FULL invoice value. Here is the affidavit requirement, the default penalty, and the worked examples.
Section 232 Aluminum at 50 Percent: 2026 Calculator and Worked Examples
Section 232 on aluminum jumped to 50 percent on June 4 2025. The derivative annex expanded the same week. Here is how to compute the new landed cost on aluminum imports, with the smelt-and-cast origin rule and country arrangements.
IEEPA Refund Eligibility: How to Claim After the SCOTUS Ruling
Importers who paid IEEPA reciprocal tariffs between April 2025 and the February 2026 SCOTUS ruling can claim refunds via protest, PSC, or reconciliation. Here is the eligibility window, the entry-type rules, and the filing workflow.
CBAM Steel Quarterly: 2026 Calculator and Reporting Workflow
EU CBAM moved to the definitive phase January 1 2026. Steel importers buy CBAM certificates quarterly priced at the prior week's EU ETS average. Here is the computation, the embedded-emissions data path, and the operational workflow.
CBAM Default Values 2026: When to Use Them and What They Cost
EU CBAM lets importers fall back to default embedded-emissions values when supplier-specific data is missing. The default values are deliberately conservative and add 15 to 25 percent to the CBAM certificate bill. Here are the published defaults for steel, plus the cost math.
ADCVD Scope on Vietnam Steel Pipe: How to Check Before You Buy
Vietnam-origin steel pipe sits inside multiple US antidumping and countervailing duty scope rulings. Rates can exceed 100 percent and apply retroactively. Here is how to verify scope before the entry, not after liquidation.
What is Section 122? The 2026 Reciprocal Tariff Explained
Section 122 of the Trade Act of 1974 was the legal hook for the 2026 across-the-board reciprocal surcharge. Announced at 15 percent, collected at 10 percent under HTS 9903.03.01. Sunset July 24 2026 at the 150-day statutory ceiling. Mechanics, scope, exemptions, the May 2026 CIT ruling, and post-sunset stack explained.
What is De Minimis? US End and What Replaces It
The US de minimis threshold (Section 321) status in 2026: China carve-out, e-commerce friction, and the new entry types.
USMCA Origin Rules: What Qualifies and What Doesn't
USMCA rules of origin in 2026: tariff shift, RVC, automotive labor value content, certifications, and audit triggers.
Section 232 vs 301 vs 122: How US Tariffs Stack in 2026
Decision tree for the three major US tariff regimes in 2026. Which applies to your import, in what order, with anti-stacking rules. Section 122 sunset July 24 2026; the two remaining regimes plus any successor Section 301 forced-labor layer covered.
Mercosur TEC: Calculating Argentina/Brazil/Paraguay/Uruguay Duty
Mercosur Common External Tariff in 2026: structure, national exceptions, calculation method, member-state VAT and excise.
Incoterms 2020 vs Landed Cost: A Clear Guide
How the 11 Incoterms 2020 affect landed cost calculation, risk transfer, and who pays customs duty and freight.
EU CBAM: What Importers Need to Know in 2026
EU Carbon Border Adjustment Mechanism in 2026: full enforcement, scope, embedded emissions, CBAM certificates, and worked example.
ECOWAS Common External Tariff: Complete Guide
ECOWAS CET five-band structure, sensitive products, ETLS preferences, and how to calculate duty for imports into West Africa.
EAC Common External Tariff: Sensitive Items and Rates
East African Community CET in 2026: four-band structure, sensitive list, Kenya VAT, partner-state specifics.
CARICOM CET: How Caribbean Imports Are Taxed
CARICOM Common External Tariff in 2026: structure, conditional duty exemptions, member-state VAT, and worked examples.
HS Code Guides
How to find, defend, and avoid misclassifying HS codes across the high-risk chapters.
HTS 8504 USMCA Eligibility: Transformers, Inverters, Static Converters
Power transformers, inverters, and static converters classify into HTS 8504. USMCA preference applies if the chapter 85 rule of origin is satisfied. Here is how the tariff shift and regional value content tests work for 8504, with worked examples.
HTS 7218 vs 7219: Stainless Billet, Slab, or Flat Product
Stainless ingot, billet, and slab classify into HTS 7218. Flat-rolled stainless product classifies into HTS 7219. Misclassifying between the two changes Section 232 exposure and downstream USMCA eligibility.
HS Code for Surgical Mask: 6307.90 vs 9020.00 by Filtration Level
Disposable surgical masks classify into HTS 6307.90 (other made-up textile articles). N95 respirators classify into HTS 9020.00 (breathing appliances). FDA 510(k) clearance required for medical-grade. Section 301 25 percent on Chinese origin. Here is the classification map.
HS Code for Stainless Steel Pipe: 7306.40 and the ADCVD Map
Stainless steel pipe classifies into HTS 7306.40 (welded stainless circular cross section). Seamless stainless pipe goes in 7304.41. Both are subject to Section 232 at 50 percent and multiple active ADCVD orders. Here is the classification and worked tariff math by origin.
HS Code for Solar Panel Module: 8541.43 and the Inverter Sub-Assembly Trap
Crystalline-silicon solar PV modules classify into HTS 8541.43. Thin-film cells go in 8541.42. Integrated DC-AC microinverter assemblies push some module sub-assemblies into 8504.40. Here is the decision tree with Section 201, AD/CVD, and UFLPA implications.
HS Code for Semiconductor Wafer: 3818.00 vs 8542 by Processing State
Bare semiconductor wafers (silicon, sapphire, SiC, GaN) classify into HTS 3818.00. Once doped or with circuits patterned, they shift to HTS 8542 as integrated circuits. The wafer-stage classification matters because 3818 has zero MFN under ITA while wafer-to-chip processing changes the duty stack.
HS Code for PCB Assembly: 8534 vs 8538 vs 8517 by Function
Bare printed circuits classify into HTS 8534. PCB assemblies populated with components classify into 8538 (boards for electric control), or jump to the heading of the device the board controls if dedicated. Here is the decision tree with Section 301 and 232 implications.
HS Code for Nitrile Glove: 4015.12 vs 4015.19 by Powder and Use
Disposable nitrile gloves classify into HTS 4015.12 (surgical gloves) or 4015.19 (other gloves, including exam grade). Powder-free vs powdered split. Section 301 25 percent on Chinese origin. Malaysian and Thai gloves are major sources. FDA 510(k) required for medical-grade.
HS Code for Lithium-Ion Battery Cell: 8507.60 and the Subheading Trap
Lithium-ion battery cells and packs classify into HTS 8507.60. The subheading split between cell-only and assembled pack drives Section 232 derivative exposure and USMCA RVC eligibility. Here is the classification logic with worked examples.
HS Code for Integrated Circuit: 8542.31 vs 8542.32 vs 8542.39 by Function
Integrated circuits classify into HTS 8542 by function: 8542.31 processors and controllers, 8542.32 memory, 8542.33 amplifiers, 8542.39 other. Most ICs are MFN duty-free under the WTO ITA. Section 301 applies to Chinese origin. CHIPS Act incentives affect domestic vs imported sourcing decisions.
HS Code for Industrial Valve: 8481.10 vs 8481.20 vs 8481.80 by Function
Industrial valves classify into HTS 8481 by function: 8481.10 pressure reducing valves, 8481.20 hydraulic/pneumatic, 8481.30 check valves, 8481.40 safety/relief, 8481.80 other valves (gate, ball, butterfly, globe, plug). Section 301 applies to Chinese origin. USMCA preference available for Mexican production.
HS Code for Industrial Transformer: 8504.31 vs 8504.32 vs 8504.34 by Power
Industrial power transformers classify into HTS 8504 by power capacity. 8504.31 covers liquid-dielectric over 650 kVA. 8504.34 covers dry-type 16 to 500 kVA. Distribution transformers, traction transformers, instrument transformers each have their own subheading.
HS Code for Hot Rolled Steel Coil: 7208 by Thickness and Treatment
Hot rolled steel coil classifies into HTS 7208 by thickness, width, and surface treatment. 7208.10 thick non-pickled, 7208.25-7208.27 pickled in coils, 7208.36-7208.39 in coils thick/medium/thin. Section 232 at 50 percent governs. CBAM applies for EU destinations. Worked tariff math for major lanes.
HS Code for Frozen Shrimp: 0306.17 by Species, FDA Prior Notice, ADCVD
Frozen shrimp classifies into HTS 0306.17 by species and presentation (peeled, shell-on, breaded). FDA Prior Notice required at least 4 hours before arrival. Active ADCVD orders cover shrimp from India, Vietnam, Indonesia, Ecuador, Thailand. Here is the classification and full landed cost stack.
HS Code for EV Traction Motor: 8501.40 vs 8501.53 by Power Output
EV traction motors classify into HTS 8501 by power output and excitation type. Above 75 kW the line is 8501.53. AC induction vs PMSM is in the subheading. Here is the classification map and the USMCA chapter 87 advanced-motor rule for EV qualification.
HS Code for Electric Motor: 8501.10 to 8501.64 by Output Power
Electric motors classify into HTS 8501 by output power and current type. 8501.10 under 37.5W, 8501.40 single-phase AC, 8501.51-8501.53 multi-phase AC by power band. Section 301 applies to Chinese origin. USMCA RVC for Mexican-assembled industrial motors typically 60 percent.
HS Code for CNC Machining Center: 8457.10 vs 8458 vs 8459
CNC machining centers (multi-axis, multi-tool) classify into HTS 8457.10. CNC lathes go in 8458. Drilling/milling machines that are not full machining centers go in 8459. Misclassifying the machine type drives Section 232, USMCA, and Section 301 exposure by tens of thousands per unit.
HS Code for Ball Bearings: 8482.10 and the Section 232 Steel Content Question
Ball bearings classify into HTS 8482.10 (ball), 8482.20 (tapered roller), 8482.30 (spherical roller), 8482.40 (needle roller), 8482.50 (other cylindrical roller). Antidumping orders on Chinese and Korean ball bearings remain active. Here is the classification map and worked tariff math.
HS Code for Aluminum Extrusion: 7604.21 vs 7604.29 by Profile Shape
Aluminum extrusions classify into HTS 7604.21 (hollow profiles) or 7604.29 (other non-hollow profiles). Both are subject to Section 232 at 50 percent, smelt-and-cast origin rule, and ADCVD orders against Chinese and Mexican extrusion. Here is the classification map with worked tariff math.
HS Code for Active Pharmaceutical Ingredient: Chapter 29 vs Chapter 30
Most active pharmaceutical ingredients (APIs) classify into HTS chapter 29 (organic chemicals) at the specific compound subheading. Once formulated into a dosage form (tablet, capsule, injectable), the classification moves to chapter 30. Here is the chapter split with the 2026 245 percent China tariff threat context.
Steel HS Codes Under Section 232
Chapter 72 and 73 HS lines subject to Section 232 in 2026, melt-and-pour origin tracking, derivative articles, and TRQ status.
Pharma HS Codes and FDA Requirements
Chapter 30 HS codes for pharmaceuticals, the WTO Pharma Agreement, FDA registration, drug master files, and prior notice.
10 Most Misclassified HS Codes (and How to Fix Them)
The ten product categories US importers misclassify most often, with the typical wrong code, the correct code, and the duty difference.
HS Code Lookup: How to Find Yours
Step-by-step guide to finding the right HS code for your product, using GRI rules, chapter notes, and CROSS rulings.
Food and Beverage HS Codes: FDA and FSVP
HS codes for food and beverage imports, the FDA FSMA framework, FSVP requirements, prior notice, and labeling.
Cosmetics: HS Codes + MoCRA
Chapter 33 HS codes for cosmetics, the FDA MoCRA framework, facility registration, product listing, and labeling requirements.
Chemistry HS Codes: Using CAS Numbers
How to find the right HS code for a specific chemical compound using CAS numbers, chapter 28-38 structure, and TSCA considerations.
Chapter 84 vs 85: Machinery vs Electrical
How to classify a product correctly between HS chapter 84 (mechanical) and chapter 85 (electrical), with the GRI logic and CROSS examples.
Chapter 61 vs 62: Knit vs Woven Apparel
How to tell knit from woven apparel for HS classification, with fiber content rules, the predominance test, and CBP CROSS examples.
Aluminum HS Codes Under Section 232
Chapter 76 HS codes subject to Section 232, the smelt-and-cast origin rule, derivative articles, and country-specific arrangements.
Process and How-To
Documents, brokers, freight, drawbacks. The operational side of importing.
USMCA Certificate of Origin Template: 9 Required Data Elements
USMCA does not require a specific form for the certification of origin. It requires 9 specific data elements per Article 5.2. Here is the field list, the per-element format, and a downloadable template that satisfies CBP, CBSA, and SAT requirements.
Type 86 Entry in 2026: Requirements After the De Minimis Reset
Type 86 is the streamlined low-value entry process in ACE. After the May 2025 Section 321 China suspension and 2026 framework changes, here is what Type 86 currently allows, the value threshold, the filer rules, and the duty math.
Substantial Transformation Test: 2026 CIT Case Law for Importers
Substantial transformation determines country of origin for non-FTA goods. Critical for Section 232 smelt-and-cast, Section 301 application, and AD/CVD scope. Here are the leading CIT cases that define the test plus a worked decision framework.
FOB to CIF Converter: Compute Customs Value Correctly in 2026
FOB invoice value, plus international freight, plus marine insurance, equals CIF customs value for most destinations. Here is the conversion math, the customs valuation method per destination, and worked examples for US, EU, UK, India, and UAE entries.
First Sale Rule Eligibility: The 2026 Checklist for US Importers
The first sale rule under 19 CFR 152.103 lets US importers use the manufacturer-to-middleman price as dutiable value, not the final sale price. Done right, it cuts the duty base by 20 to 40 percent. Here is the four-pillar test CBP is auditing in 2026.
Duty Drawback Substitution and Unused Merchandise: 99 Percent Refund
US duty drawback under 19 USC 1313 lets importers reclaim 99 percent of duties paid on goods that are re-exported or destroyed. Substitution drawback (same kind and quality) and unused merchandise drawback are the most useful flavors. Here is how the program works and the worked refund math.
CTPAT Tier 3 Benefits 2026: What Trusted Trader Status Actually Saves
CTPAT Tier 3 importers see ~70 percent fewer CBP inspections, priority release, and reduced merchandise processing fees. Here are the application requirements, the audit cycle, and the cost-benefit analysis for mid-market importers.
Commercial Invoice Template for Customs: 18 Fields CBP Requires
A US customs-compliant commercial invoice requires 18 specific data fields under 19 CFR 141.86. EU, UK, India, UAE each add their own requirements. Here is the full field list, the regulatory basis per destination, and a free downloadable Excel template that satisfies all major destinations.
What Is a Customs Broker and When Do You Need One
Customs brokers, their licensing, services, and fees. When to use a broker and when to file your own entries.
Restricted Products: A Plain-English Guide
What 'restricted' means for US imports, the agencies that restrict, and how to know if your product needs a permit or license.
Reading Your Landed Cost Report
How to read a landed cost breakdown: customs value, duty lines, fees, freight, insurance, and the per-unit cost rollup.
How to Read a Commercial Invoice for Customs
The data elements customs needs on a commercial invoice, common errors, and how to extract them for a clean entry.
FTA Preferences: Saving 5-25% on Duty
How to claim preferential duty rates under US free trade agreements: USMCA, KORUS, AUSFTA, and 14 others. Qualification, certification, and the typical saving.
FOB vs CIF vs DAP: Which Costs You More?
Comparing the three most common Incoterms by total landed cost. When each makes sense for the buyer and the seller.
Duty Drawback: Are You Owed a Refund?
US duty drawback program: 99 percent refund on re-exported goods, three categories, the filing process, and worked examples.
Container Tracking: What Each Stage Means
The 12 events you'll see on a container tracker, what each means, typical durations, and what to do at each step.
Commercial Invoice vs Packing List vs BoL
The three core shipping documents, what each one does, and how they fit together for customs entry.
How to Calculate Freight + Insurance
Ocean, air, LCL, and parcel freight estimation, marine insurance pricing, and how to add both to a landed cost calculation.