HTS Index

HTS heading 3812

Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics — 14 codes under this heading, with the duty on each.

CodeDescriptionGeneral rateUnits
3812Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics + Ch. 99not stated
3812.10Prepared rubber accelerators + Ch. 99not stated
3812.10.10.00Containing any aromatic or modified aromatic rubber accelerator + Ch. 996.5%kg
3812.10.50.00Other + Ch. 995%kg
3812.20Compound plasticizers for rubber or plastics + Ch. 99not stated
3812.20.10.00Containing any aromatic or modified aromatic plasticizer + Ch. 996.5%kg
3812.20.50.00Other + Ch. 995%kg
3812.31.00.00Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ) + Ch. 996.5%kg
3812.39Other + Ch. 99not stated
3812.39.20.00Mixtures of N,N'-diaryl-p-phenylenediamines + Ch. 996.5%kg
3812.39.30.00Master 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) + Ch. 99Freekg
3812.39.60.00Other + Ch. 996.5%kg
3812.39.70.00Bis(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate + Ch. 99Freekg
3812.39.90.00Other + Ch. 995%kg

Additional duties may apply

14 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.

Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.