
Classification and duties · 2 min read
HS code vs. U.S. HTS code: classify before you calculate
Understand the shared six-digit HS base, U.S. extensions, notes and the evidence needed to validate an import classification.
Understand the moving parts before you buy or ship. Each guide explains what to check, where the estimate stops, and which official sources support it.
Our methodology and sources
Classification and duties · 2 min read
Understand the shared six-digit HS base, U.S. extensions, notes and the evidence needed to validate an import classification.

Import costs · 3 min read
Request the product, price, origin and transport facts needed for a useful estimate, while separating preparation from formal entry requirements.

Import costs · 2 min read
Distinguish merchandise processing and harbor maintenance fees from duty, freight and private service charges.

Classification and duties · 3 min read
Keep manufacturing origin separate from routing, and investigate any claimed origin change under the applicable rule and documented process.

Practical case · 4 min read
Prepare a practical TV import estimate with product details, origin, entry date, shipping quotes and an explicit list of unknowns.