5509.12.00.00
Multiple (folded) or cabled yarn (604)
Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale: Containing 85 percent or more by weight of staple fibers of nylon or other polyamides
Duty rates
Column 1 (General / MFN)
10.6%
Column 2 (Non-NTR)
61.5%
Column 1 (Special / FTA)
Free
Eligible
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
9903.03.01
The duty provided in the applicable subheading + 10%
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.02
The duty provided in the applicable subheading
Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026
Effective from February 24, 2026 through July 24, 2026
9903.03.03
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.04
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.05
The duty provided in the applicable subheading
Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.06
The duty provided in the applicable subheading
Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.07
The duty provided in the applicable subheading
Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter
Applies to origin: CA
Effective from February 24, 2026 through July 24, 2026
9903.03.08
The duty provided in the applicable subheading
Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter
Applies to origin: MX
Effective from February 24, 2026 through July 24, 2026
9903.03.09
The duty provided in the applicable subheading
Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter
Applies to origin: CR, SV, GT, HN, NI, DO
Effective from February 24, 2026 through July 24, 2026
9903.03.10
The duty provided in the applicable subheading
Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering
Effective from February 24, 2026 through July 24, 2026
9903.03.11
The duty provided in the applicable subheading
Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds
Applies to origin: IL
Effective from February 24, 2026 through July 24, 2026
9903.88.03
LIST_1
The duty provided in the applicable subheading + 25%
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Applies to origin: CN
Effective from August 23, 2018
Related CBP rulings
The tariff classification of acrylic yarns from Turkey
The sample was sent for laboratory analysis and will be retained for reference purposes. The sample submitted is a green yarn described as a dyed 100 percent acrylic staple fiber yarn.
The tariff classification of a polyester stable fiber yarn from Vietnam or Indonesia
The sample will be retained for reference purposes. The sample, described as “28/1 (Ne),” is a single ply yarn stated to be composed of 80 percent polyester and 20 percent cotton staple fibers. The yarn will be used in a commercial setting
The tariff classification of aramid embroidery threads from Germany
The samples will be retained for reference purposes. Style “Fire Fighter FR, No. 40,” is a fire resistant embroidery thread stated to be composed of 100 percent aramid staple fibers.
Ruling Request; Tariff Classification of Core Spun Single Yarn; United States-Mexico-Canada Agreement
The subject yarn, identified as 2P638-240, is a 2-ply black and beige yarn. You describe the yarn as a core spun single yarn with a fiberglass core, covered by a sheath of para aramid and meta aramid, and then twisted with one end of polyac
The tariff classification of cotton yarns and polyester yarn from China.
The samples were sent to the Customs and Border Protection laboratory for fiber content analysis. You submitted samples of yarns 16/S, 20/S, and 24/S.
The tariff classification of a knit yarn from Portugal
You submitted a ball of knitting yarn. It appears to have been cut from a wide fabric to an apparent width of 7-8 mm with curled edges; when flattened, it is 22-23 mm wide. It is stated to be made from fibers reclaimed from chopped scraps o
Classification and country of origin determination for sewing thread; 19 CFR 102.21(c)(4)
The subject merchandise consists of sewing thread. The manufacturing operations for the sewing thread are as follows, according to your letter: Nomex fiber, originating in DuPont's Spain or USA production facility is stretch-broken and spun
Classification and country of origin determination for aramid yarns; 19 CFR 102.21(c)(2); tariff shift
The subject merchandise consists of staple fiber aramid yarns. The manufacturing operations for the yarns are as follows: U.S.-manufactured continuous filaments are shipped to yarn processors in either Italy or France where the filaments ar
The tariff classification of a needlecraft kit from China
The submitted sample is identified as a Quickpoint Kitten in a Basket (Item 02302). It consists of a 6¼” x 6¼” piece of plastic mesh, a 7” x 7” plastic frame, one plastic sewing needle, 26 yards of 100% acrylic yarn, and paper instructions.
The tariff classification and status under the North American Free Trade Agreement (NAFTA), of yarns from Canada; country of origin; 19 C.F.R. §102.21(c)(2); Article 509
You have submitted four yarn samples. Style MFT 344 is a 4-ply yarn made of two plies of polyfilament (27%) and two plies of the following: 18.25% rayon, 40.15% polyester staple fibers, and 14.6% acrylic staple fibers. DMF444 is three plies
NAFTA; inventory management methods; fungible material; 19 CFR 181 App. Schedule X
According to your letter, Main manufactures men’s and women’s undergarments in Canada. These garments are made with yarn from the United States and India. The yarn from the United States is wholly produced in the United States, and the yarn
The tariff classification of polyester/cotton yarn from Taiwan or the Philippines.
The tariff classification of polyester/cotton yarn from Taiwan or the Philippines.
Other codes in heading 5509
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 5509.12.00.00 from each major US trading partner.
Need to defend this classification?
TariffLens generates GRI reasoning, cites the right CBP rulings, and builds the audit trail you need for reasonable care.
Book a demo →