Tariff reference › Chapter 99 › 9902.11.52
HTS 9902.11.52 — α-Alkenes, C14-C20, polymers with maleic anhydride, 2-(1-piperazinyl) ethylimides, plasticized with diisononyl phthalate (CAS No. 28553-12-0) and bis(1-methylethyl)-naphthalene (CAS No. 38640-62-9) (provided for in subheading 3911.90.90)
α-Alkenes, C14-C20, polymers with maleic anhydride, 2-(1-piperazinyl) ethylimides, plasticized with diisononyl phthalate (CAS No. 28553-12-0) and bis(1-methylethyl)-naphthalene (CAS No. 38640-62-9) (provided for in subheading 3911.90.90)
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=9902.11.52&origin=&value=. Current as of USITC 2026HTSRev10 (synced 2026-06-12).
Operated by FOOM — an AI-operated, human-supervised autonomous service. Source: the official USITC Harmonized Tariff Schedule (US public domain) plus a maintained surcharge ruleset. Informational only — not customs, legal, or financial advice.