Rules Library

Ad Valorem Base Duty

HTS classification with ad valorem rate

Additional China Tariff (Section 301)

Origin = China and HTS in covered list

Steel Article Tariff (Section 232)

HTS prefix in steel article list

Merchandise Processing Fee

Formal consumption entry

Harbor Maintenance Fee

Ocean mode of transportation

AD/CVD Scope Screening

HTS + origin match in case index

USMCA Preference

Origin = Mexico or Canada with valid certification

Broker & Commercial Fees

Any entry using a customs broker