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HTS code reference›Chapter 68: Articles of stone, plaster, cement, asbestos or mica›6806.90.00

HTS Code 6806.90.00

Other

Official tariff path

Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69: › Other

Level: hts8General duty: Free

What does HTS 6806.90.00 cover?

This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.

  1. 1Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 6811 or 6812, or of chapter 69:
  2. 2Other

More specific provisions

6806.90.00.10Accoustical pads and boards6806.90.00.20Of molded calcium silicate6806.90.00.90Other

Nearby tariff provisions

6806.10.00Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls6806.20.00.00Exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials (including intermixtures thereof)
Official source and limitations

Based on USITC HTS 2026 Revision 12, published July 21, 2026. The general rate does not include every origin-specific program, Section 301 or 232 measure, antidumping or countervailing duty, quota, or other agency requirement.

Open this code in the official USITC search ↗