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HTS 7311.00.00.30

Seamless steel containers not overwrapped, marked DOT 3A, 3AX, 3AA, 3AAX, 3B, 3E, 3HT, 3T or DOT-E followed by a specific exemption number

Containers for compressed or liquefied gas, of iron or steel › Certified prior to exportation to have been made in accordance with the safety requirements of sections 178.36 through 178.68 of title 49 CFR or under a specific exemption to those requirements

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗1 measure adds duty
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Chapter 99 measures that list this product

Each heading’s own text says whether the listing adds duty or exempts the product. Read the heading and its note before relying on a rate.

Measures on products of any country (check their exceptions)