Base
HTS 3907Chapter 39

HTS 3907Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms: Duty Rate & Import Guide

Plastics · 15 pending regulations · 15 court cases · $270.5M 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

$270.5M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

HIGH

0 rulings — · 15 reg · 12 CIT, 3 CAFC (15 recent)

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, CourtListener · As of 2026-04-26 · 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 15 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.

High-Volume Code

This is a high-volume import code — $271M in monthly US imports. Duty rate changes or trade remedy actions on this code have significant economic impact.

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 (22)

CodeDescriptionRate
3907.10.00.00Polyacetals6.5%
3907.21.00.00Bis(polyoxyethylene) methylphosphonate6.5%
3907.29.00.00Other6.5%
3907.30.00.00Epoxide resins6.1%
3907.40.00.00Polycarbonates5.8%
3907.50.00.00Alkyd resins6.5%
3907.61.00Having a viscosity number of 78 ml/g or higher6.5%
3907.61.00.10Having a viscosity number of 78 ml/g or more but not more than 88 ml/g
3907.61.00.50Other
3907.69.00Other6.5%
3907.69.00.10Having a viscosity number of 70 ml/g or more but less than 78 ml/g
3907.69.00.50Other
3907.70.00.00Poly(lactic acid)6.5%
3907.91Unsaturated:
3907.91.20.00Allyl resins, uncompoundedFree
3907.91.40.00Other5.8%
3907.91.50.00Other6.5%
3907.99Other:
3907.99.20.00Thermoplastic liquid crystal aromatic polyester copolymersFree
3907.99.50Other6.5%
3907.99.50.10Polybutylene terephthalate
3907.99.50.50Other

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 →

Court of International Trade & Federal Circuit (15)

View all 15+ cases on PACER →

Matching Export Code (Schedule B)

3907100000Schedule B

POLYACETALS

Census Bureau export classification matching this HTS import code.

3905.99.80.003907.10.00.00