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US Tariffs on Salt, Sulfur, Earths, Stone from Australia — 10% (2026)

Tariff Rate Breakdown

10%

Section 122 Base

10%

Total Effective Rate

US-Australia FTA — qualifying goods may enter duty-free

Importers sourcing salt, sulfur, earths, stone from Australia face specific tariff considerations, with approximately $42B in total bilateral trade.

The current tariff framework for salt, sulfur, earths, stone from Australia reflects the post-SCOTUS landscape: a 10% Section 122 tariff replaced the previously higher IEEPA rates after the Court's February 2026 ruling.

The Section 122 tariff is subject to a 150-day statutory time limit and is set to expire approximately July 24, 2026, unless Congress acts to extend or replace it. Importers should monitor legislative developments closely as this deadline approaches.

Salt, Sulfur, Earths, Stone (HTS Chapter 25) carry an average MFN duty rate of 0.3% in addition to the Section 122 tariff. No additional Section 232 or Section 301 surcharges apply to most products in this category from Australia.

Australia is party to the US-Australia FTA, which may provide preferential or duty-free access for qualifying salt, sulfur, earths, stone. Importers should verify rules of origin requirements to take advantage of preferential rates.

Key products in HTS Chapter 25 imported from Australia include Portland cement, Salt, Limestone, Marble, Granite, and Gypsum.

Common Products in Chapter 25

Portland cementSaltLimestoneMarbleGraniteGypsumSulfurSand and gravelSlate

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Frequently Asked Questions

What is the current tariff rate on salt, sulfur, earths, stone from Australia?

As of March 2026, salt, sulfur, earths, stone from Australia face a base tariff of 10% under Section 122. The effective rate can be up to 10%.

Will the tariff on salt, sulfur, earths, stone from Australia change?

The Section 122 tariff of 10% expires approximately July 24, 2026, unless Congress extends it. Monitor legislative developments for updates.

How did the Supreme Court ruling affect salt, sulfur, earths, stone imports from Australia?

The Supreme Court's February 20, 2026 ruling struck down IEEPA reciprocal tariffs as exceeding presidential authority. The president signed a replacement 10% tariff under Section 122 the same day, effective February 24. Qualifying goods under US-Australia FTA may still enter duty-free.