Chapter 68

Articles of Stone, Plaster, Cement, Asbestos, Mica or Similar Materials

135 tariff lines · 97 filing-ready 10-digit codes · codes begin with 68

Chapter 68 of the US Harmonized Tariff Schedule covers articles of Stone, Plaster, Cement, Asbestos, Mica or Similar Materials. Every code in this chapter starts with the digits 68. Work down the nested list below: the bold headings are broad categories, and the 10-digit statistical codes underneath them are what you actually declare to US Customs. Duty rates shown are the general (Column 1) rates that apply to most trading partners.

Codes in Chapter 68

HTS codeDescriptionLevelGeneral duty rate
6802.10.00.00Tiles, cubes and similar articles, whether or not rectangular (including square), the largest face of which is capable of being enclosed in a square the side of which is less than 7 cm; artificially colored granules, chippings and powder10-digit statistical code4.8%
6802.21Marble, travertine and alabaster6-digit heading
6802.21.10.00Travertine10-digit statistical code4.2%
6802.21.50.00Other10-digit statistical code1.9%
6802.23.00.00Granite10-digit statistical code3.7%
6802.29Other stone6-digit heading
6802.29.10.00Calcareous stone, other than marble, travertine or alabaster10-digit statistical code4.9%
6802.29.90.00Other10-digit statistical code6%
6802.91Marble, travertine and alabaster6-digit heading
6802.91.05.00Slabs10-digit statistical code2.5%
6802.91.15.00Other10-digit statistical code4.9%
6802.91.20.00Articles of subheading 6802.21.10 that have been dressed or polished, but not further worked10-digit statistical code4.2%
6802.91.25.00Other10-digit statistical code3.7%
6802.91.30.00Alabaster10-digit statistical code4.7%
6802.92.00.00Other calcareous stone10-digit statistical code4.9%
6802.93.00Granite8-digit subheading3.7%
6802.93.00.10Articles for monumental or building purposes of subheading 6802.23.00, not cut to size, with only one face surface-worked more than simply cut or sawn10-digit statistical code
6802.93.00.20With a maximum thickness of 1.5 cm10-digit statistical code
6802.93.00.25With a maximum thickness greater than 1.5 cm but not greater than 7.5 cm10-digit statistical code
6802.93.00.35Monuments, bases and markers10-digit statistical code
6802.93.00.60Other10-digit statistical code
6802.93.00.90Other10-digit statistical code
6802.99.00Other stone8-digit subheading6.5%
6802.99.00.30Monuments, bases and markers10-digit statistical code
6802.99.00.50Slabs10-digit statistical code
6802.99.00.70Other10-digit statistical code
6802.99.00.90Other10-digit statistical code
HTS codeDescriptionLevelGeneral duty rate
6803.00.10.00Roofing slate10-digit statistical code3.3%
6803.00.50.00Other10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6804.10.00.00Millstones and grindstones for milling, grinding or pulping10-digit statistical codeFree
6804.21.00Of agglomerated synthetic or natural diamond8-digit subheadingFree
6804.21.00.10Segments for circular sawblades, consisting of diamond agglomerated with metal10-digit statistical code
6804.21.00.20Articles consisting of a continuous rim segment of diamond agglomerated with metal, attached to circular plates of steel (whether or not attached to non-steel plates)10-digit statistical code
6804.21.00.30Articles consisting of multiple segments of diamond agglomerated with metal, attached to circular plates of steel, without cutting parts (whether or not attached to non-steel plates)10-digit statistical code
6804.21.00.90Other10-digit statistical code
6804.22Of other agglomerated abrasives or of ceramics6-digit heading
6804.22.10.00Bonded with synthetic resins10-digit statistical code5¢/kg + 2%
6804.22.40.00Abrasive wheels10-digit statistical codeFree
6804.22.60.00Other10-digit statistical codeFree
6804.23.00.00Of natural stone10-digit statistical codeFree
6804.30.00.00Hand sharpening or polishing stones10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6805.10.00.00On a base of woven textile fabric only10-digit statistical codeFree
6805.20.00.00On a base of paper or paperboard only10-digit statistical codeFree
6805.30On a base of other materials6-digit heading
6805.30.10.00Articles wholly or partly coated with abrasives, in the form of sheets, strips, disks, belts, sleeves or similar forms10-digit statistical codeFree
6805.30.50.00Other10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6806.10.00Slag wool, rock wool and similar mineral wools (including intermixtures thereof), in bulk, sheets or rolls8-digit subheading3.9%
6806.10.00.10Accoustical pads and boards10-digit statistical code
6806.10.00.20Batts, not exceeding 61 cm in width10-digit statistical code
6806.10.00.40Batts, exceeding 61 cm in width10-digit statistical code
6806.10.00.60Pipe coverings10-digit statistical code
6806.10.00.90Other10-digit statistical code
6806.20.00.00Exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials (including intermixtures thereof)10-digit statistical codeFree
6806.90.00Other8-digit subheadingFree
6806.90.00.10Accoustical pads and boards10-digit statistical code
6806.90.00.20Of molded calcium silicate10-digit statistical code
6806.90.00.90Other10-digit statistical code
HTS codeDescriptionLevelGeneral duty rate
6807.10.00.00In rolls10-digit statistical codeFree
6807.90.00Other8-digit subheading2.7%
6807.90.00.10Articles of a kind used for roofing or siding10-digit statistical code
6807.90.00.50Other10-digit statistical code
HTS codeDescriptionLevelGeneral duty rate
6809.11.00Faced or reinforced with paper or paperboard only8-digit subheadingFree
6809.11.00.10Of gypsum plaster10-digit statistical code
6809.11.00.80Other10-digit statistical code
6809.19.00.00Other10-digit statistical code3%
6809.90.00.00Other articles10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6810.11.00Building blocks and bricks8-digit subheading3.2%
6810.11.00.10Containing by weight more than 70 percent magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than 30 percent, and chemically bonded by resin or pitch10-digit statistical code
6810.11.00.70Other10-digit statistical code
6810.19Other6-digit heading
6810.19.12.00Of stone agglomerated with binders other than cement10-digit statistical code4.9%
6810.19.14.00Other10-digit statistical code9%
6810.19.50.00Other10-digit statistical code3.9%
6810.91.00.00Prefabricated structural components for building or civil engineering10-digit statistical codeFree
6810.99.00Other8-digit subheadingFree
6810.99.00.20In slabs of rectangular shape, with a length of 3 m or more and a width of 1.25 m or more10-digit statistical code
6810.99.00.40Other10-digit statistical code
6810.99.00.80Other10-digit statistical code
HTS codeDescriptionLevelGeneral duty rate
6811.40.00.00Containing asbestos10-digit statistical codeFree
6811.81.00.00Corrugated sheets10-digit statistical codeFree
6811.82.00.00Other sheets, panels, tiles and similar articles10-digit statistical codeFree
6811.89Other articles6-digit heading
6811.89.10.00Tubes, pipes and tube or pipe fittings10-digit statistical codeFree
6811.89.90.00Other articles10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6812.80Of crocidolite6-digit heading
6812.80.10.00Footwear10-digit statistical code8.3%
6812.80.90.00Other10-digit statistical codeFree
6812.91Clothing, clothing accessories, footwear and headgear6-digit heading
6812.91.10.00Footwear10-digit statistical code8.3%
6812.91.90.00Other10-digit statistical codeFree
6812.99Other6-digit heading
6812.99.10.00Paper, millboard and felt10-digit statistical codeFree
6812.99.20.00Compressed asbestos fiber jointing, in sheets or rolls10-digit statistical codeFree
6812.99.90.00Other10-digit statistical codeFree
HTS codeDescriptionLevelGeneral duty rate
6813.20.00Containing asbestos8-digit subheadingFree
6813.20.00.10Articles for use in civil aircraft10-digit statistical code
6813.20.00.15Other10-digit statistical code
6813.20.00.20Articles for use in civil aircraft10-digit statistical code
6813.20.00.25Other10-digit statistical code
6813.81.00Brake linings and pads8-digit subheadingFree
6813.81.00.10Articles for use in civil aircraft, with a basis of mineral substances10-digit statistical code
6813.81.00.50Other10-digit statistical code
6813.89.00Other8-digit subheadingFree
6813.89.00.10Articles for use in civil aircraft, with a basis of mineral substances10-digit statistical code
6813.89.00.50Other10-digit statistical code
HTS codeDescriptionLevelGeneral duty rate
6814.10.00.00Plates, sheets and strips of agglomerated or reconstituted mica, whether or not on a support10-digit statistical code2.7%
6814.90.00.00Other10-digit statistical code2.6%
HTS codeDescriptionLevelGeneral duty rate
6815.11.00.00Carbon fibers10-digit statistical codeFree
6815.12.00.00Fabrics of carbon fibers10-digit statistical codeFree
6815.13.00.00Other articles of carbon fibers10-digit statistical codeFree
6815.19.00.00Other10-digit statistical codeFree
6815.20.00.00Articles of peat10-digit statistical codeFree
6815.91.00Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dolime, or chromite8-digit subheadingFree
6815.91.00.11Containing by weight more than 70 percent magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than 30 percent, and chemically bonded by resin or pitch10-digit statistical code
6815.91.00.71Other10-digit statistical code
6815.99Other6-digit heading
6815.99.20.00Talc, steatite and soapstone, cut or sawed, or in blanks, crayons, cubes, disks or other forms10-digit statistical codeFree
6815.99.41Other8-digit subheadingFree
6815.99.41.10Containing by weight more than 70 percent magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than 30 percent, and chemically bonded by resin or pitch10-digit statistical code
6815.99.41.70Other10-digit statistical code

Not sure which line applies?

Classification follows the General Rules of Interpretation: the most specific description wins, and you must use a 10-digit statistical code on the entry. When two lines look equally plausible, a CBP binding ruling is the only way to be certain.

Source: USITC Harmonized Tariff Schedule, 2026 Basic Edition, Revision 16. Rate text is reproduced verbatim from the official export; category paths and duty estimates are derived.

Data loaded August 18, 2026.Check this chapter on hts.usitc.govReport an errorHow this data is built