Both are NESOI provisions, but they sit in different subheading branches of heading 0302. The correct line depends on the full tariff schedule hierarchy and any applicable chapter notes. Importers should work with a licensed customs broker to trace the classification path from the 4-digit heading down to the correct 10-digit line, as the distinction may rest on subheading-level criteria not obvious from the code descriptions alone.

Yes. The applicable duty rate can vary based on the country of origin and any applicable trade agreements or trade-remedy measures in effect. Importers should verify the current column 1 general rate and check whether any special rate applies for the specific origin country at the time of entry.