Chapter 73 · Articles of iron or steel · Section 15
HS Code 7303.00
Tubes, pipes and hollow profiles, of cast iron
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 7303.00
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 |
|---|---|---|---|---|---|
| 7303.00.00 |
Tubes, pipes and hollow profiles, of cast iron 3 statistical lines (10-digit)
|
Free | - | 33% | 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 7303.00
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 | |
|---|---|---|
| 7303 00 10 | Tubes and pipes of a kind used in pressure systems | EU duty (TARIC) → |
| 7303 00 90 | Other | EU duty (TARIC) → |
| 7303 00 00 | 7303 00 Tubes, pipes and hollow profiles, of cast iron | EU duty (TARIC) → |
United Kingdom - commodity codes under 7303.00
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 | |
|---|---|---|
| 7303 00 00 00 | Tubes, pipes and hollow profiles, of cast iron | UK duty & VAT → |
| 7303 00 10 00 | Tubes and pipes of a kind used in pressure systems | UK duty & VAT → |
| 7303 00 10 10 | Of ductile cast iron (also known as spheroidal graphite cast iron), with the exclusion of tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) | UK duty & VAT → |
| 7303 00 10 20 | Tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) | UK duty & VAT → |
| 7303 00 10 90 | Other | UK duty & VAT → |
| 7303 00 90 00 | Other | UK duty & VAT → |
| 7303 00 90 10 | Tubes and pipes of ductile cast iron (also known as spheroidal graphite cast iron), with the exclusion of tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) | UK duty & VAT → |
| 7303 00 90 20 | Tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) | UK duty & VAT → |
| 7303 00 90 90 | Other | UK duty & VAT → |
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 7303.00.
What is HS code 7303.00?
HS code 7303.00 covers: Tubes, pipes and hollow profiles, of cast iron. It belongs to chapter 73 (Articles of iron or steel) of the Harmonized System.
What is the US import duty for HS code 7303.00?
The US general (normal trade relations) rate is: Free. 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 7303.00?
The UK extends 7303.00 to 9 declarable 10-digit commodity codes, starting with 7303000000. The full code goes on the UK customs declaration.