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Effective Period Rates of Duty Unit of Quantity Article Description Stat. Suf- fix Heading/ Subheading 2 1 Special General Tris(2,4-di-tert-butylphenyl) phosphite (CAS No. 31570-04-4) (provided for in subheading 2920.90.20) 2/................................. 1/ 9902.03.42 On or before 12/31/2020 No change No change Free 1/ Aluminum tris(ethyl phosphonate) (Fosetyl-Al) (CAS No. 39148-24-8) (provided for in subheading 2920.90.51)............ 1/ 9902.03.43 On or before 12/31/2020 No change No change Free 1/ Bis(4-t-butylcyclohexyl)peroxydicarbonate (CAS No. 15520-11-3) (provided for in subheading 2920.90.51)............ 1/ 9902.03.44 On or before 12/31/2020 No change No change Free 1/ 2-Ethylhexyl nitrate (CAS No. 27247-96-7) (provided for in subheading 2920.90.51) ............................................................. 1/ 9902.03.45 On or before 12/31/2020 No change No change Free 1/ Dimethyl carbonate (CAS No. 616-38-6) (provided for in subheading 2920.90.51).............................................................. 1/ 9902.03.46 On or before 12/31/2020 No change No change Free 1/ Bis(2-ethylhexyl) carbonate (diethylhexyl carbonate) (CAS No. 14858-73-2) (provided for in subheading 2920.90.51) ........... 1/ 9902.03.47 On or before 12/31/2020 No change No change Free 1/ 2-Ethylhexylamine (CAS No. 104-75-6) (provided for in subheading 2921.19.61).............................................................. 1/ 9902.03.48 On or before 12/31/2020 No change No change Free 1/ Ditridecylamine (N-tridecyl-1-tridecanamine) (CAS No. 101012-97-9) (provided for in subheading 2921.19.61).......... 1/ 9902.03.49 On or before 12/31/2020 No change No change Free 1/ C9-C15 Perfluorocarbon Amines (CAS No. 86508-42-1) (provided for in subheading 2921.19.61) .................................. 1/ 9902.03.50 On or before 12/31/2020 No change No change Free 1/ N,N'-Bis(3-aminopropyl)ethylenediamine (CAS No. 10563-26-5) (provided for in subheading 2921.29.00)............ 1/ 9902.03.51 On or before 12/31/2020 No change No change Free 1/ 2,4,4-Trimethyl-1,6-hexanediamine (CAS No. 25620-58-0) (provided for in subheading 2921.29.00)................................... 1/ 9902.03.52 On or before 12/31/2020 No change No change Free 1/ N,N-Diethyl-1,3-propanediamine (CAS No. 104-78-9) (provided for in subheading 2921.29.00).................................................... 1/ 9902.03.53 On or before 12/31/2020 No change No change Free 1/ 2,4-Dichloroaniline (CAS No. 554-00-7) (provided for in subheading 2921.42.18).............................................................. 1/ 9902.03.54 On or before 12/31/2020 No change No change Free 1/ 4-Chloro-2-nitroaniline (CAS No. 89-63-4) (provided for in subheading 2921.42.55).............................................................. 1/ 9902.03.55 On or before 12/31/2020 No change No change Free 1/ 2-Nitroaniline (CAS No. 88-74-4) (provided for in subheading 2921.42.55)................................................................................... 1/ 9902.03.56 On or before 12/31/2020 No change No change Free 1/ 3,5-Difluoroaniline (CAS No. 372-39-4) (provided for in subheading 2921.42.65).............................................................. 1/ 9902.03.57 On or before 12/31/2020 No change No change Free 1/ 2-Ethyl-N-[(2S)-1-methoxypropan-2-yl]-6-methylaniline (CAS No. 118604-70-9) (provided for in subheading 2921.42.65).... 1/ 9902.03.58 On or before 12/31/2020 No change No change 4.0% 1/ 2/ The product referenced in this heading is likely classifiable in HTS subheading 2920.29.00, effective January 1, 2017; consult Customs for more information. 1/ See chapter 99 statistical note 1. Rates of Duty 1 Harmonized Tariff Schedule of the United States Revision 15 (2026) Annotated for Statistical Reporting Purposes XXII 99 - II - 18 Note:The shaded areas indicate the provision has expired