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HTS 3909Chapter 39

HTS 3909Amino-resins, phenolic resins and polyurethanes, in primary forms: Duty Rate & Import Guide

Plastics · 15 pending regulations · $76.6M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$76.6M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

HIGH

0 rulings — · 15 reg · 0 cases

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

Compare All →

Data compiled from USITC HTS, US Census Bureau, Federal Register · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
Regulatory Pressure

This code has elevated regulatory activity — 0 CBP rulings (0 in last 2 years, trend: stable), 15 pending Federal Register actions, and 0 CIT/CAFC cases.

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 2 — ~$16B of Chinese goods (semiconductors, chemicals, plastics)

Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.

Effective 2018-07-06

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (9)

CodeDescriptionRate
3909.10.00.00Urea resins; thiourea resins6.5%
3909.20.00.00Melamine resins6.5%
3909.31.00.00Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI)6.5%
3909.39.00.00Other6.5%
3909.40.00.00Phenolic resins6.5%
3909.50Polyurethanes:
3909.50.10.00ElastomericFree
3909.50.20.00Cements2.1%
3909.50.50.00Other6.3%

Federal Register (15)

Notice2024-19673
2024-09-03

Fine Denier Polyester Staple Fiber

Publication of summary of the Commission's report on the investigation.

Rule2024-30826
2025-01-08

Certificates of Compliance

Final rule.·Effective 2026-07-08

Proposed Rule2023-25911
2023-12-08

Certificates of Compliance

Supplemental notice of proposed rulemaking.

View all 15+ regulations on Federal Register →

Matching Export Code (Schedule B)

3909100000Schedule B

UREA RESINS,THIOUREA RESINS

Census Bureau export classification matching this HTS import code.

3905.99.80.003909.10.00.00