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Tariff referenceChapter 99 › 9902.06.18

HTS 9902.06.18 — 1-(1-Acetyl-2,2,6,6-tetramethyl-4-piperidinyl)-3-dodecyl- 2,5-pyrrolidinedione (CAS No. 106917-31-1) (provided for in subheading 2933.39.61)

The current US import duty for 1-(1-Acetyl-2,2,6,6-tetramethyl-4-piperidinyl)-3-dodecyl- 2,5-pyrrolidinedione (CAS No. 106917-31-1) (provided for in subheading 2933.39.61) (HTS 9902.06.18) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.

1-(1-Acetyl-2,2,6,6-tetramethyl-4-piperidinyl)-3-dodecyl- 2,5-pyrrolidinedione (CAS No. 106917-31-1) (provided for in subheading 2933.39.61)

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.

Alert me when this code changes (free) See all recorded changes

Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=9902.06.18&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).