Key facts
- HS subheading
- 5509.11
- Duty (MFN)
- 9.4%
- National lines
- 1
- Tariff
- United States
- Chapter
- 55: Man-made staple fibres
Summary
The United States tariff splits HS 5509.11 (yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale, containing 85 % or more by weight of staple fibres of nylon or other polyamides: Single yarn) into 1 national line: 5509.11.00.00 (single yarn (604)). The general (MFN) duty is 9.4% on this line.
United States lines under 5509.11
The United States tariff splits HS 5509.11 (yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale, containing 85 % or more by weight of staple fibres of nylon or other polyamides: Single yarn) into 1 national line: 5509.11.00.00 (single yarn (604)).
The general (MFN) duty is 9.4% on this line.
- 5509.11.00.00Single yarn (604)Duty: 9.4%
In other countries
No other national tariff on border.bot has live lines under 5509.11 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 5509.11?
The United States tariff splits HS 5509.11 (yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale, containing 85 % or more by weight of staple fibres of nylon or other polyamides: Single yarn) into 1 national line: 5509.11.00.00 (single yarn (604)).
What is the duty on HS 5509.11 in the United States?
The general (MFN) duty is 9.4% on this line.
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: