💾 Data Updated: Latest version • Last updated: December 09, 2025

6810.91.00.00 - Prefabricated structural components for building or civil engineering 🖩

Details

FieldValue
Unit of Quantityt
General Rate of Duty (Column 1 - General)Free
Special Rate of Duty (Column 1 - Special)N/A
Column 2 Rate of Duty30%
Quota QuantityN/A
Additional DutiesN/A
About Duty Rates: Rates are divided into Column 1 and Column 2. Column 1 is subdivided into General (normal trade relations rates for all countries not eligible for special programs) and Special (preferential rates for countries with free trade agreements or preference programs). Column 2 rates apply to products from Cuba, North Korea, Belarus, and Russia. When no special rate exists for a classification, General rates apply.

Overview

This HTS category, 6810.91.00.00, encompasses prefabricated structural components specifically designed and manufactured for use in building or civil engineering projects. These items are typically made of cement, concrete, or artificial stone, and may be reinforced to enhance their structural integrity. Examples include precast concrete beams, columns, wall panels, staircases, bridge sections, and tunnel lining segments. The key characteristic is their readiness for assembly on-site, forming integral parts of larger structures.

This specific subcategory is distinguished from its sibling, 6810.99.00, which covers "Other" articles of cement, concrete, or artificial stone not classified elsewhere within heading 6810. While 6810.91.00.00 is precisely defined by its structural and prefabricated nature for construction, the "other" category would encompass non-structural or non-prefabricated items made from the same base materials.

As this is a leaf node, there are no further subcategories within 6810.91.00.00. Therefore, classification within this code relies on accurately identifying the goods as prefabricated structural components made from cement, concrete, or artificial stone intended for building or civil engineering applications. The emphasis remains on the function and form of the article as a ready-to-install structural element.

Frequently Asked Questions

›What is HTS code 6810.91.00.00?
HTS code 6810.91.00.00 covers Prefabricated structural components for building or civil engineering under the US Harmonized Tariff Schedule. It falls under Chapter 68: Articles of stone, plaster, cement, asbestos, mica or similar materials.
›What products are classified under 6810.91.00.00?
This classification covers Prefabricated structural components for building or civil engineering. It is a subcategory of Other articles:.
›What is the import duty rate for 6810.91.00.00?
The general rate of duty for HTS 6810.91.00.00 is Free. The Column 2 rate is 30%.
›What unit of quantity is used for 6810.91.00.00?
Imports under HTS 6810.91.00.00 are measured in t.

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