Chapter 39 · Plastics and articles thereof · Section 7
HS Code 3917.21
Of polymers of ethylene
Heading 3917: Tubes, pipes and hoses and fittings therefor (for example, joints, elbows, flanges), of plastics
US HTS + UK Tariff v4.0.1633 · updated 2026-10-21 · sources
Rates on this page are the official published schedule rates, shown for information. This is not a customs ruling: preference programs, Section 232/301 surcharges and per-shipment fees can change what you actually pay.
United States - HTS lines under 3917.21
Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.
| HTS code | Description | General | Special | Other | Unit |
|---|---|---|---|---|---|
| 3917.21.00 | Of polymers of ethylene | 3.1% | Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
Estimate the US duty runs in your browser · no caps
Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.
European Union - CN codes under 3917.21
Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.
| CN code | Description | |
|---|---|---|
| 3917 21 10 | Seamless and of a length exceeding the maximum cross-sectional dimension, whether or not surface-worked, but not otherwise worked | EU duty (TARIC) → |
| 3917 21 90 | Other | EU duty (TARIC) → |
| 3917 21 00 | Of polymers of ethylene | EU duty (TARIC) → |
United Kingdom - commodity codes under 3917.21
Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.
| Commodity code | Description | |
|---|---|---|
| 3917 21 00 00 | Of polymers of ethylene | UK duty & VAT → |
| 3917 21 10 00 | Seamless and of a length exceeding the maximum cross-sectional dimension, whether or not surface-worked, but not otherwise worked | UK duty & VAT → |
| 3917 21 10 10 | For use in certain types of aircraft | UK duty & VAT → |
| 3917 21 10 90 | Other | UK duty & VAT → |
| 3917 21 90 00 | Other | UK duty & VAT → |
| 3917 21 90 10 | With fittings attached, for use in civil aircraft | UK duty & VAT → |
| 3917 21 90 20 | For use in certain types of aircraft | UK duty & VAT → |
| 3917 21 90 90 | Other | UK duty & VAT → |
Nearby codes in heading 3917
The subheadings immediately before and after 3917.21 in chapter 39.
Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.
Frequently asked questions
Common questions about HS code 3917.21.
What is HS code 3917.21?
HS code 3917.21 covers: Of polymers of ethylene. It belongs to chapter 39 (Plastics and articles thereof) of the Harmonized System.
What is the US import duty for HS code 3917.21?
The US general (normal trade relations) rate is: 3.1%. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.
What is the UK commodity code for 3917.21?
The UK extends 3917.21 to 8 declarable 10-digit commodity codes, starting with 3917210000. The full code goes on the UK customs declaration.