Resources Trade compliance library
Find the trade rule you need.
Start from your question. Every guide here is one we keep current.
This library is the index to GingerControl's reference material on U.S. trade compliance. The guides we keep current are grouped by topic, from core concepts and duty math to drawback, HTS classification, export controls and country tariffs, and each one opens the full article on our blog. Next to them sit a glossary of 52 terms, policy briefings, company news, free calculators for bonds, fees and deadlines, and the reference manual for our Classification + Tariff Calculation API.
- BlogEvery guide and analysis we publish, in topic folders you can search.
- A to ZGlossaryLook up 52 trade terms, each defined in two sentences with its full guide.
- Duty drawback guideCheck which tariff programs qualify for drawback in 2026, row by row.
- As it happensPolicy briefingsRead each U.S. trade policy change in plain English, as it happens.
- NewsFollow GingerControl announcements, launches and milestones.
- FreeFree toolsEstimate a customs bond, MPF, drawback or a protest deadline.
- DevelopersAPI referenceWire HTS codes and every duty layer into your own system.
- EducationSee our classes, videos and reading shelf, all in one room.
Which guide answers my question?
Pick the shelf that matches your work; each guide opens the full article on our blog.
Core concepts
The rules, who enforces them, and the frameworks to know before any duty math.
- What Is Trade Compliance? A Complete Guide for ImportersUnderstand what trade compliance means for U.S. importers, what regulations apply, and why AI-powered tools are becoming essential for compliance teams.7 min
- Incoterms Explained: Complete Guide for ImportersLearn all 11 Incoterms 2020 rules: EXW, FOB, CIF, DDP and more. Understand who pays freight, insurance, and duties in every international shipment.13 min
- How the U.S. Customs Clearance Process Actually WorksLearn how U.S. customs clearance works from entry filing through CBP release. Covers documents, duties, inspections, and how to avoid delays.9 min
- Customs Bonds Explained: Surety Requirements for U.S. ImportersCustoms bonds guarantee payment of duties to CBP. Learn about continuous vs. single-entry bonds, bond sufficiency, and why higher tariffs require larger bonds.6 min
- Customs Fees Explained: Every Fee on a U.S. Import EntryComplete guide to U.S. customs fees: MPF rates and limits, HMF, ISF fees, bond costs, broker fees, and exam charges. Includes a worked fee calculation example.14 min
- Country of Origin Determination Rules: Substantial TransformationI explain country of origin determination, substantial transformation analysis, USMCA preferential rules, and anti-circumvention enforcement in 2026.11 min
- Reasonable Care in Trade Compliance: What CBP Actually ExpectsCBP requires importers to exercise 'reasonable care' for every entry. Learn what the standard means, how to document it, and what triggers CBP scrutiny.6 min
- GRI 3(b) Essential Character & the Carborundum Factors ExplainedGingerControl explains what decides GRI 3(b) essential character, what the Carborundum factors actually test (principal use), and how the Apple Watch and Better Home Plastics rulings weigh role in use.13 min
Duties and tariff mechanics
How the duty stack is built, how the layers combine, and the legal ways to owe less.
- How to Calculate U.S. Import Duties: The Complete BreakdownLearn how to calculate U.S. import duties from the base rate up, with Section 301 and Section 232 added on top. Understand the full duty stack.9 min
- Tariff Stacking: The Definitive Guide to How Section 301, 232, and Chapter 99 CombineU.S. tariffs stack in complex ways. Learn which duties layer on top of each other, which are exempt, and how to calculate your true landed cost.15 min
- Chapter 99 Tariffs: The Hidden Duty Layer Most Importers MissChapter 99 adds duty layers most importers overlook. Learn how Section 301 and Section 232 duties are coded in Chapter 99 and stack on the base rate.15 min
- How the Current U.S. Tariff System Works: A Complete GuideUnderstand the full U.S. tariff system: MFN rates, Section 232, Section 301, and how the layers interact on one entry.10 min
- Tariff Engineering: Legal Strategies to Reduce Import Duty CostsLegal tariff engineering strategies to reduce import duty costs. Product modification, sourcing shifts, FTZ usage, drawback, and how to stay on the right side of CBP.20 min
- AD/CVD Duties Guide: Antidumping & Countervailing ComplianceLearn how antidumping and countervailing duties work, why retrospective liability creates hidden risk, and how to protect your import operations from AD/CVD exposure.13 min
- Section 232 Tariff Rates: Every Product Covered and What You PayGingerControl's Section 232 rate table: steel, aluminum and copper 50%, autos 25%, wood 10-25%, semiconductors 25%, pharmaceuticals and drones up to 100%.19 min
- Section 301 Tariffs Explained: Rates, Lists, and Duty CalculationSection 301 tariff rates by list, affected HTS codes, and how to calculate your total duty exposure. Covers Lists 1-4, exclusions, and the full tariff stack.14 min
- FTA Preferential Duty: How Much Can You Save Under USMCA, KORUS, and Other US Trade AgreementsGingerControl shows how much FTA preferential duty rates save under USMCA, KORUS, and 14 US trade agreements, plus the rules to claim them.12 min
Duty drawback
Who qualifies, which duties are eligible, and the record a claim needs.
- Duty drawback eligibility by tariff programWhich duties qualify in 2026, from MFN and Section 301 to Section 232 and AD/CVD, with the law behind each answer.
- Duty Drawback: What It Is & How to Claim a 99% Refund (2026)Learn how duty drawback works, which duties qualify for 99% refunds, and how to file claims with CBP. Covers manufacturing, substitution, and Section 301 drawback.16 min
- Duty Drawback for Exporters: Who Qualifies and How to Claim ItGingerControl breaks down duty drawback for exporters: who qualifies, manufacturing vs unused-merchandise drawback, and records that unlock 99% recovery.12 min
HTS classification by industry
Where duty exposure is set: the GRI rules worked through the sectors where they bite hardest.
- HTS Classification for Electronics: Navigating Chapters 84 and 85How to classify electronics under HTS Chapters 84 and 85. GRI rules for multi-function devices, common pitfalls, and CBP ruling examples for tech products.16 min
- HTS Classification for Textiles and Apparel: Fiber Content and GRIHow to classify textiles and apparel under HTS Chapters 50-63. Fiber content rules, woven vs knit, GRI application, and common classification mistakes.19 min
- HTS Classification for Food and Beverages: FDA, USDA, and CBP GuideHow to classify food and beverage imports under HTS. Navigate FDA, USDA, and CBP requirements, tariff-rate quotas, and multi-agency compliance in one guide.12 min
- How Automated HTS Classification Works: GRI Logic Explained in 2026I break down how automated HTS classification actually works, why keyword matching fails on composite goods, and how GRI-logic systems like GingerControl solve it.13 min
Export controls
ECCN and EAR99 classification, where ITAR begins, party screening and export filing.
- Export Control Basics: ECCN, EAR, and What Every Exporter Must KnowUnderstand U.S. export controls including ECCN classification, EAR vs ITAR, license requirements, and how to build an export compliance program.7 min
- ECCN Classification Guide: Export Controls Under EAR in 2026I explain how to determine ECCN classification under EAR, EAR99 default, dual-use product analysis, and the 2026 BIS semiconductor export controls.9 min
- EAR99: What It Means, ECCN Difference & When You Need a LicenseGingerControl breaks down what EAR99 means, why not-on-the-CCL does not equal no-license, and the four situations where EAR99 items still need a license.13 min
- ITAR vs EAR: Which Set of Export Controls Actually Governs Your ProductGingerControl breaks down ITAR vs EAR: the DDTC and BIS order of review, USML vs CCL, who regulates, registration, licensing, and penalties.18 min
- Restricted-Party and Denied-Party Screening: The Importer and Exporter's GuideGingerControl explains denied-party screening: the OFAC SDN List, BIS Entity List, Denied Persons List, Unverified List, the CSL, and red flags.18 min
- Schedule B Classification: U.S. Exporter Guide to AES FilingI explain Schedule B classification, AES filing thresholds, the 2026 schedule update, and how to classify exports correctly for Census Bureau compliance.7 min
- The USPS HS Code Requirement: What Sellers Shipping by Postal Channels Must DoGingerControl explains the USPS HS code requirement: the six-digit code, origin, and value data sellers must put on postal customs forms.16 min
Country tariff guides
Duty exposure by origin. Rates change, so confirm them with CBP or the USITC before you file.
- Import Duty Rates by Country: Complete U.S. ReferenceU.S. import duty rates for top 20 trading partners: MFN averages, where Section 301 and 232 apply, FTA status, and effective tariff rates by country.11 min
- Importing from Canada: USMCA, Duty Rates, and Customs Costs for U.S. ImportersGingerControl's guide to U.S. duties on Canadian goods: USMCA, Section 232 metals and autos, Section 338 duties and import bans, lumber and dairy.17 min
- Import Duty from China to USA: Every Tariff, Rate & Fee (2026)A breakdown of the tariffs on Chinese imports: Section 301 rates by list, Section 232, MPF, HMF, and a worked cost example.21 min
- Importing from India: Tariff Rates, Duties, and What U.S. Importers PayCalculate U.S. import duties on Indian goods: MFN rates for top imports, Section 232, and how the tariff layers stack.16 min
- Importing from Japan: Customs Fees, Duty Rates, and What U.S. Importers Actually PayGuide to U.S. tariffs on Japanese imports: Section 232 on steel and autos, the US-Japan Framework Agreement, and landed cost examples.16 min
- Importing from Mexico: USMCA Tariffs, Duty Rates, and Total Import CostGuide to importing from Mexico: USMCA duty-free qualification, Section 232 on steel and autos, what happens when goods don't qualify, and landed cost examples.10 min
- Importing from South Korea: KORUS FTA, Duty Rates, and Customs FeesCalculate U.S. import duties on South Korean goods. Covers KORUS FTA preferences, Section 232 on steel, autos at 15%, semiconductor tariffs, and duty stacking.8 min
- Importing from Vietnam: Tariff Rates, Duties, and Landed Cost for U.S. ImportersGuide to U.S. tariffs on Vietnamese imports: MFN rates, the forced-labor Section 301 duty, AD/CVD exposure, and why importers weigh Vietnam as a China alternative.11 min
A file browser of GingerControl's maintained trade compliance guides: six shelves on the left, from core concepts to country tariff guides, the guides on the chosen shelf on the right with their reading time, and links to the blog's topic folders. Every row is a real guide.
Questions about the library
What is the GingerControl resource library?
It is the index to our reference material on U.S. trade compliance: guides we keep current, a glossary of 52 terms, policy briefings, company news, free calculators and the API reference. Each guide entry opens the full article on our blog, so this page is a map, not a second copy.
How do you keep the guides current?
We pick topics whose rules hold for years and revise a guide when the rule or rate behind it changes, for example when a Section 232 rate moves or a surcharge expires. Country tariff guides carry rates that change often, so confirm current rates with CBP or the USITC before you file.
How is this different from the blog?
The blog is the full stream, newest first, including policy news and comparisons. This page is a smaller, hand-picked set of guides that answer definition and mechanics questions, grouped by topic instead of by date.
Who are these resources for?
Importers, exporters, in-house trade compliance teams and customs brokers. Core concepts and duty mechanics suit anyone new to the rules, the classification and export control shelves go deeper for practitioners, and the country guides help sourcing and finance teams compare origins.
Is any of this legal advice?
No. The guides explain how U.S. trade rules work and cite the law behind them, but they are not legal advice. Have a licensed customs broker or a trade attorney review any decision that goes on an entry.
