Practical summary
What this code covers
Line 3909.50.00 is the most specific tariff item for Polyurethanes.
Line 3909.50.00 is the most specific tariff item for Polyurethanes.
Line 3909.50.00 is the most specific tariff item for Polyurethanes.
Use this line when the filing or tariff check needs the exact goods description rather than the broader subheading.
If a sibling line says the same thing more directly, use that line instead.
Line 3909.50.00 is the most specific tariff item for - Polyurethanes.
Use this line when the filing or tariff check needs the exact goods description rather than the broader subheading.
If a sibling line says the same thing more directly, use that line instead.