Base
HTS 7303.00.00Chapter 73

HTS 7303.00.00Tubes, pipes and hollow profiles, of cast iron Duty Rate & Import Guide

Articles of Iron or Steel · 2 pending regulations · $2.8M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

33%

Trade Agreement Eligibility

CUSMAKORUS

Notes

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Trade Intelligence

Monthly Imports

$2.8M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

1 rulings — · 2 reg · 0 cases

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 1 NCM code

Compare All →

Data compiled from USITC HTS, US Census Bureau, CBP CROSS Rulings, Federal Register, CPSC SaferProducts.gov, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
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 232 — Steel & Aluminum Tariffs+25%

Iron and steel articles

Active — 25% on steel, 25% on aluminum (aluminum raised from 10% to 25% effective March 12, 2025)

Effective 2018-03-23

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

Subheadings (4)

CodeDescriptionRate
7303.00.00Tubes, pipes and hollow profiles, of cast ironFree
7303.00.00.30Soil pipe
7303.00.00.60Pressure pipe with an inside diameter of less than <il>356 mm</il>
7303.00.00.90Other

CBP Rulings (1)

885339Classification

The tariff classification of fire hydrant extensions and buryells from China.

Federal Register (2)

Matching Export Code (Schedule B)

7303000030Schedule B

SOIL PIPE OF CAST IRON

Census Bureau export classification matching this HTS import code.

7301.20.50.007303.00.00.30