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HTS Code · Chapter 55 · Updated Nov 8, 2026

5509.99.20.00Single yarn

Also written 5509992000 and 5509.99.2000

HTS Code 5509.99.20.00 covers any article best defined as Textile and Textile ArticlesMan-made staple fibersYarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale:Other yarn:Other:Mixed mainly or solely with artificial staple fibers:Single yarn (607) in the Harmonized Tariff Schedule.

As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from China pay 46.5% in duties: the 9% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%).

From China, the total duty on 5509.99.20.00 last changed on Jul 24, 2026, from 44% to 46.5%. It has changed 2 times since Nov 17, 2025.

Estimated Duty on 5509.99.20.00

$10,000.00 by ocean, entered Nov 8, 2026

China
Total duty
46.5%
$4,650.00 on this shipment
Fees
0.47%
MPF + HMF · $47.14
Duty + fees
46.97%
Payable to CBP
Landed cost
$14,697.14
On $10,000.00 customs value
  • Base duty9%
  • Section 301 – China25%
  • Section 301 – Forced Labor12.5%
  • Customs fees0.47%

Chapter 99 lines9903.88.03Section 301 China: List 39903.05.31Section 301 Forced Labor – China

5 exemptions could lower this

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Base Duty Rates for 5509.99.20.00

From the Harmonized Tariff Schedule

General Rate of Duty
9%
Special Rate of Duty
Free
AUBHCLCOILJOKRMAOMPPAPESSG
Column 2 (Non-NTR)
54%
Units of Quantity
kg
Total duty by countryAll 20 →
  • China46.5%
  • Mexico19%
  • Canada19%
  • Vietnam21.5%
  • Germany10%
Top origins · US imports 2025

Top Origins: Countries the US Imports HTS 5509.99.20.00 From

In 2025 the US imported $89K of single yarn (HTS 5509.99.20.00), up 5% on 2024, mostly from South Korea (85%), China (7%) and Mexico (4%). Each country's total duty today is shown beside its imports.

Country of originUS imports, 2025Sharevs 2024Total duty today
South Korea$76K85%New12.5%
China$6K7%14%46.5%
Mexico$4K4%89%19%0% with USMCA
India$2K2%95%19%
Turkey$1K1%New21.5%

Source: U.S. Census Bureau, general imports. Duty on a $10,000 ocean shipment entered today, before customs fees. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Tariffs by country · Nov 8, 2026

US Import Duty on HTS 5509.99.20.00 by Country of Origin

As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from China pay 46.5% in duties: the 9% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%). Of the 20 largest sources of US imports, the lowest total is 10%, from Germany, Taiwan and 3 more.

Total duty from China
46.5%
Base rate plus 2 additional tariffs
Lowest total duty
10%
From Germany, Taiwan and 3 more
Countries with additional tariffs
20 of 20
Section 232, 301 and other Chapter 99 duties
Country of originBase rateAdditional tariffsTotal duty
China9%46.5%
Mexico9%19%0% with USMCA
Canada9%19%0% with USMCA
Vietnam9%21.5%
Germany9%10%
Japan9%12.5%
South Korea9%12.5%
Taiwan9%10%
India9%19%
Ireland9%10%
Italy9%10%
Switzerland9%12.5%
Thailand9%21.5%
Malaysia9%19%
United Kingdom9%19%
France9%10%
Indonesia9%19%
Brazil9%46.5%
Bangladesh9%19%
Cambodia9%19%
Duty from each country, in words
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from China pay 46.5% in duties: the 9% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Mexico pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%). With USMCA, qualifying goods pay 0%.
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Canada pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%). With USMCA, qualifying goods pay 0%.
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Vietnam pay 21.5% in duties: the 9% base rate plus Section 301 – Forced Labor (12.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Germany pay 10% in duties: the 9% base rate plus Section 301 – Forced Labor (1%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Japan pay 12.5% in duties: the 9% base rate plus Section 301 – Forced Labor (3.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from South Korea pay 12.5% in duties: the 9% base rate plus Section 301 – Forced Labor (3.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Taiwan pay 10% in duties: the 9% base rate plus Section 301 – Forced Labor (1%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from India pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Ireland pay 10% in duties: the 9% base rate plus Section 301 – Forced Labor (1%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Italy pay 10% in duties: the 9% base rate plus Section 301 – Forced Labor (1%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Switzerland pay 12.5% in duties: the 9% base rate plus Section 301 – Forced Labor (3.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Thailand pay 21.5% in duties: the 9% base rate plus Section 301 – Forced Labor (12.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Malaysia pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from United Kingdom pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from France pay 10% in duties: the 9% base rate plus Section 301 – Forced Labor (1%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Indonesia pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Brazil pay 46.5% in duties: the 9% base rate plus Section 301 – Brazil (25%) and Section 301 – Forced Labor (12.5%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Bangladesh pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).
  • As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Cambodia pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%).

Duties on goods entered Nov 8, 2026 at the general rate (Column 2 where it applies), with tariff data verified through 2026 HTS Revision 20. Totals are before customs fees (MPF, HMF) and any antidumping or countervailing duties (AD/CVD); with a free account, the calculator checks the AD/CVD cases that may cover your import. Some tariffs and exemptions depend on details such as metal content or end use, which the calculator asks about. See US tariffs for every country.

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Example alert

New tariff action affects 1 of your imports

5509.99.20.00from China46.5% → 56.5%

Its rate today, if a new 10% tariff were added

Related codes

Other HTS Codes at This Level

Legal notes

Relevant HTS Notes

Official USITC notes that may affect classification under HTS 5509.99.20.00.

CBP rulings

Search CROSS Rulings for HTS 5509.99.20.00

See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 5509.99.20.

Search CROSS for 5509.99.20(opens rulings.cbp.gov in a new tab)

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Questions

HTS 5509.99.20.00 FAQ

Something else? Ask us.

What does HTS code 5509.99.20.00 cover?

HTS code 5509.99.20.00 covers single yarn (Single yarn (607)), classified under Chapter 55 (Man-made staple fibers) in the US Harmonized Tariff Schedule. The general duty rate is 9%.

What is the duty rate for HTS 5509.99.20.00?

The general (Column 1) rate of duty for HTS 5509.99.20.00 is 9%. Goods that qualify for a trade program can enter at the special rate: Free (AU,BH, CL,CO,IL,JO,KR, MA,OM,P, PA,PE,S,SG). The Column 2 rate, for countries without normal trade relations, is 54%. Additional Chapter 99 tariffs, such as Section 301 and Section 232, can apply on top depending on the country of origin.

What is the US tariff on single yarn (HTS 5509.99.20.00) from China?

As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from China pay 46.5% in duties: the 9% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%).

What is the US tariff on single yarn (HTS 5509.99.20.00) from Vietnam?

As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Vietnam pay 21.5% in duties: the 9% base rate plus Section 301 – Forced Labor (12.5%).

What is the US tariff on single yarn (HTS 5509.99.20.00) from Mexico?

As of Nov 8, 2026, US imports of single yarn (HTS 5509.99.20.00) from Mexico pay 19% in duties: the 9% base rate plus Section 301 – Forced Labor (10%). Goods that qualify for USMCA pay 0%.

Where does the US import HTS 5509.99.20.00 from?

In 2025 the US imported $89K of single yarn under HTS 5509.99.20.00, mostly from South Korea (85%), China (7%) and Mexico (4%), according to U.S. Census Bureau import data.

Which country has the lowest US duty on HTS 5509.99.20.00?

Of the 20 largest sources of US imports, the lowest total duty on HTS 5509.99.20.00 is 10%, from Germany, Taiwan and 3 more, as of the tariffs in effect on 2026-11-08.

Sources

Primary Sources

The official documents behind the rates and tariffs on this page. Duties are worked out from them as of Revision 20 (2026); check the legal text before you file.