5509.51—Mixed mainly or solely with artificial staple fibers
General duty rate
9.7% – 10.6%
Across 2 10-digit lines; pick a line below for the exact rate
Coverage on this page
Up one level: 5509 — Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale: (heading)
Plain-English explanation
HTS 5509.51 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Mixed mainly or solely with artificial staple fibers. It sits in Chapter 55: Man-made staple fibers, Section XI: Textiles and Textile Articles and rolls up 2 10-digit statistical lines, with general duty rates ranging from 9.7% to 10.6%. No Chapter 99 tariff modifications or AD/CVD orders currently flag any line under this subheading in Tandom's catalog.
10-digit lines under 5509.51(2)
Pick a line to view full rate detail and compute landed duty
Frequently asked questions
What does HTS 5509.51 cover?
HTS 5509.51 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Mixed mainly or solely with artificial staple fibers. It belongs to Chapter 55 and rolls up 2 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 5509.51?
General (Column 1) duty rates for the 10-digit lines under HTS 5509.51 range from 9.7% to 10.6%. The exact rate depends on the specific 10-digit statistical line — pick a line below to see its full rate detail.
How do I find the right 10-digit line under HTS 5509.51?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader subheading HTS 5509.51 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 5509.51?
Learn more
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