Key facts
- HS subheading
- 4001.21
- Duty (MFN)
- Free
- National lines
- 4
- Tariff
- United States
- Chapter
- 40: Rubber and articles thereof
Summary
The United States tariff splits HS 4001.21 (natural rubber in other forms: Smoked sheets) into 4 national lines: 4001.21.00.10 (grade 1), 4001.21.00.20 (grade 2), 4001.21.00.30 (grade 3) and 4001.21.00.50 (other). Every United States line under 4001.21 is free of general (MFN) duty.
United States lines under 4001.21
The United States tariff splits HS 4001.21 (natural rubber in other forms: Smoked sheets) into 4 national lines: 4001.21.00.10 (grade 1), 4001.21.00.20 (grade 2), 4001.21.00.30 (grade 3) and 4001.21.00.50 (other).
Every United States line under 4001.21 is free of general (MFN) duty.
- 4001.21.00.10Grade 1Duty: Free
- 4001.21.00.20Grade 2Duty: Free
- 4001.21.00.30Grade 3Duty: Free
- 4001.21.00.50OtherDuty: Free
In other countries
No other national tariff on border.bot has live lines under 4001.21 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 4001.21?
The United States tariff splits HS 4001.21 (natural rubber in other forms: Smoked sheets) into 4 national lines: 4001.21.00.10 (grade 1), 4001.21.00.20 (grade 2), 4001.21.00.30 (grade 3) and 4001.21.00.50 (other).
What is the duty on HS 4001.21 in the United States?
Every United States line under 4001.21 is free of general (MFN) duty.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: