Tariff reference › Chapter 99 › 9902.09.11
HTS 9902.09.11 — Mixtures of 1-butanol (CAS No. 71-36-3); 1-propoxy-2-propanol (mixed isomers) (CAS No. 1569-01-3); siloxanes and silicones, dimethyl, 3-hydroxypropyl methyl, ethoxylated propoxylated (CAS No. 68937-55-3); 2-methyloxirane, oxirane, 3-prop-2-enoxyprop-1-ene (CAS No. 9041-33-2); urea, polymer with formaldehyde, methylated (CAS No. 68071-45-4); 2-propanol (CAS No. 67-63-0); 2-amino-2-methyl-1-propanol (CAS No. 124-68-5); 2-methyl-2-(methylamino)-1-propanol (CAS No. 27646-80-6); methanol (CAS No. 67-56-1) and water (CAS No. 7732-18-5) (provided for in subheading 3402.19.50)
The current US import duty for Mixtures of 1-butanol (CAS No. 71-36-3); 1-propoxy-2-propanol (mixed isomers) (CAS No. 1569-01-3); siloxanes and silicones, dimethyl, 3-hydroxypropyl methyl, ethoxylated propoxylated (CAS No. 68937-55-3); 2-methyloxirane, oxirane, 3-prop-2-enoxyprop-1-ene (CAS No. 9041-33-2); urea, polymer with formaldehyde, methylated (CAS No. 68071-45-4); 2-propanol (CAS No. 67-63-0); 2-amino-2-methyl-1-propanol (CAS No. 124-68-5); 2-methyl-2-(methylamino)-1-propanol (CAS No. 27646-80-6); methanol (CAS No. 67-56-1) and water (CAS No. 7732-18-5) (provided for in subheading 3402.19.50) (HTS 9902.09.11) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
Mixtures of 1-butanol (CAS No. 71-36-3); 1-propoxy-2-propanol (mixed isomers) (CAS No. 1569-01-3); siloxanes and silicones, dimethyl, 3-hydroxypropyl methyl, ethoxylated propoxylated (CAS No. 68937-55-3); 2-methyloxirane, oxirane, 3-prop-2-enoxyprop-1-ene (CAS No. 9041-33-2); urea, polymer with formaldehyde, methylated (CAS No. 68071-45-4); 2-propanol (CAS No. 67-63-0); 2-amino-2-methyl-1-propanol (CAS No. 124-68-5); 2-methyl-2-(methylamino)-1-propanol (CAS No. 27646-80-6); methanol (CAS No. 67-56-1) and water (CAS No. 7732-18-5) (provided for in subheading 3402.19.50)
Current US duty rate
| Column 1 (General / MFN) | Free |
|---|---|
| Special (FTA programs) | No change |
| Column 2 (other) | No change |
No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.
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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.09.11&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).