Mexico is the US's largest trading partner. While most goods enter at land borders, significant volumes of electronics, vehicles, and agricultural products reach Florida by sea. USMCA provides duty-free treatment for qualifying goods.
USMCA (successor to NAFTA) provides duty-free access for qualifying goods. Stringent rules of origin apply, especially for autos and automotive parts.
FDA prior notice for all food and agricultural shipments. TTB permit for alcoholic beverages. FDA clearance for medical devices.
Look up any HTS code, get every tariff stacked — §301, §232, §122, ADD/CVD, FTA rates — and watch for changes.