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Harmonized Tariff Schedule (2026 HTS Revision 4 (02/25/2026))

Search Key:poly silicon

Heading Duty(general) Duty(china) Article Description Compare Code
2804.50.00.20 Free The duty provided in the applicable subheading + 25% Tellurium
Silicon:
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2811.22 Silicon dioxide: vs-2804500020
2849.20 Of silicon: vs-281122
2931.90.90.10 3.7% The duty provided in the applicable subheading + 25% Organo-silicon compounds
Organo-tin compounds:
vs-284920
3404.20.00.00 Free The duty provided in the applicable subheading + 25% Of poly(oxyethylene) (polyethylene glycol) vs-2931909010
3812.39.30.00 Free The duty provided in the applicable subheading + 25% Master batches of poly[nitrilomethanetetraaryl- nitrilo[2,4,6- tris(1-methylethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)phenyl]-ω- [[[[2,6-bis(1-methylethyl)phenyl]amino]- methylene]amino]carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methylethyl)- benzene homopolymer with polyethylene, polyethylene terephthalate, or thermoplastic polyurethanes;Master batches of 3-(2H-benzotriazol-2-yl)-5- (tert-butyl)-4-hydroxybenzenepropanoic acid, C7-C9 branched or linear alkyl esters; andMaster batches of α-[3-[3-(2H-benzotriazol-2- yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1- oxopropyl-ω-[3-[3-(2H-benzotriazol-2-yl)-5- (1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxo- propyl] poly(oxyethylene) vs-3404200000
3904.10.00.00 6.5% The duty provided in the applicable subheading + 25% Poly(vinyl chloride), not mixed with any other substances
Other poly(vinyl chloride):
vs-3812393000
3905 Polymers of vinyl acetate or of other vinyl esters, in primary forms; other vinyl polymers in primary forms:
Poly(vinyl acetate):
vs-3904100000
3906.10.00.00 6.3% The duty provided in the applicable subheading + 25% Poly(methyl methacrylate) vs-3905
3907.50.00.00 6.5% The duty provided in the applicable subheading + 25% Alkyd resins
Poly(ethylene terephthalate):
vs-3906100000
3909.31.00.00 6.5% The duty provided in the applicable subheading + 25% Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI) vs-3907500000
3910.00.00.00 3% The duty provided in the applicable subheading + 25% Silicones in primary forms vs-3909310000
3911.20.00.00 6.5% Poly(1,3-phenylene methylphosphonate) vs-3910000000
3920.51 Of poly(methyl methacrylate): vs-3911200000
5902 Tire cord fabric of high tenacity yarn of nylon or other poly- amides, polyesters or viscose rayon: vs-392051
5903.10 With poly(vinyl chloride): vs-5902
6401.92.60.00 4.6% The duty provided in the applicable subheading + 15% Having soles and uppers of which over 90 percent of the external surface area (including any accessories or reinforcements such as those mentioned in note 4(a) to this chapter) is poly(vinyl chloride), whether or not supported or lined with poly(vinyl chloride) but not otherwise supported or lined vs-590310
7202.19.50.00 1.4% The duty provided in the applicable subheading + 25% Containing by weight more than 1 percent but not more than 2 percent of carbon
Ferrosilicon:
vs-6401926000
7225 Flat-rolled products of other alloy steel, of a width of 600 mm or more:
Of silicon electrical steel:
vs-7202195000
7226 Flat-rolled products of other alloy steel, of a width of less than 600 mm:
Of silicon electrical steel:
vs-7225