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Tariff-rate quotaIn effectPublished August 5, 2026

Quartz surface products face a 4-year safeguard tariff-rate quota

This proclamation imposes a 4-year safeguard tariff-rate quota on certain quartz surface products. It applies to covered imports from all countries unless excluded under USMCA, certain free trade agreement rules, CBERA treatment, or developing-country thresholds.

Authority
Sections 201, 203, 204, and 604 of the Trade Act of 1974
Status
In effect
Effective
12:01 a.m. eastern time on August 15, 2026

What this affects

Countries
AustraliaCanadaMexicoCosta RicaDominican RepublicEl SalvadorGuatemalaHonduras
Product categories
Quartz surface products
HTS codes and chapters
6810.99.0020Quartz surface products
6810.99.0040Quartz surface products
7020.00.6000Quartz surface products

Codes are a starting point, not a classification. Confirm your own 10-digit HTS before you rely on a rate, using our HTS classification guide.

The update

This proclamation establishes a safeguard measure on certain quartz surface products after an ITC injury finding under section 202 of the Trade Act of 1974. The measure takes the form of a tariff-rate quota for 4 years. The covered products are classifiable in HTSUS subheadings 6810.99.0020, 6810.99.0040, and 7020.00.6000.

The safeguard measure applies to imports from all countries unless specifically excluded. The proclamation states that annual within-quota quantities will increase and the rates of duty for in-quota and over-quota entries will be reduced in the second, third, and fourth years, as set out in the annex. It also modifies HTSUS chapter 99 to implement the tariff-rate quota.

Imports from Canada and Mexico are excluded from the measure. The proclamation also excludes imports that are products of Australia, the CAFTA-DR countries, Colombia, the Republic of Korea, Panama, Peru, Singapore, and developing countries listed in the annex, subject to the stated 3 percent and 9 percent thresholds. It further states that imports from Israel and CBERA beneficiary countries and territories are not to have their duty reductions or duty-free treatment suspended, and those imports are excluded from the safeguard measure.

Any merchandise subject to the safeguard measure that is admitted into a U.S. foreign trade zone on or after 12:01 a.m. eastern time on August 15, 2026, must be admitted in privileged foreign status. The proclamation also authorizes the Trade Representative to revise the developing-country list, address circumvention, and extend the measure to excluded countries if a surge in imports occurs.

Impact

This creates a new quota administration and duty exposure for covered quartz surface product imports from countries that are not excluded. Importers will need to model whether shipments are likely to enter within or above quota, and factor in the added customs and foreign trade zone compliance requirements.

What to watch

The actual duty rates and quota quantities are set in the annex, not in the text provided here. Country exclusions can change later if import shares cross the stated thresholds, if a surge occurs, or if the Trade Representative revises Note 41 by Federal Register notice.

How to prepare

  1. 1
    Map SKUs to covered HTSUS lines

    Confirm whether imported quartz surface products fall under the cited subheadings.

  2. 2
    Verify origin support

    Country exclusions depend on origin, so review supplier records and origin documentation.

  3. 3
    Model quota and duty exposure

    Estimate landed cost under within-quota and over-quota scenarios once broker details are available.

  4. 4
    Review FTZ admission procedures

    Covered goods entering a foreign trade zone after the effective time must use privileged foreign status.

  5. 5
    Check broker entry setup

    Make sure entries reflect the new chapter 99 treatment and any applicable exclusion.

Sources

We summarize published reporting and official notices. Always confirm rates and dates against the Federal Register or your customs broker before acting on them.