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HTS code reference›Chapter 48: Paper, paperboard and articles thereof›4810.31

HTS Code 4810.31

Bleached uniformly throughout the mass and of which more than 95 percent by weight of the total fiber content consists of wood fibers obtained by a chemical process and weighing 150 g/m² or less:

Official tariff path

Paper and paperboard, coated on one or both sides with kaolin (China clay) or other inorganic substances, with or without a binder, and with no other coating, whether or not surface-colored, surface-decorated or printed, in rolls or rectangular (including square) sheets, of any size: › Kraft paper and paperboard, other than that of a kind used for writing, printing or other graphic purposes: › Bleached uniformly throughout the mass and of which more than 95 percent by weight of the total fiber content consists of wood fibers obtained by a chemical process and weighing 150 g/m² or less:

Level: hs6General duty: Varies / see child provision

What does HTS 4810.31 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. 1Paper and paperboard, coated on one or both sides with kaolin (China clay) or other inorganic substances, with or without a binder, and with no other coating, whether or not surface-colored, surface-decorated or printed, in rolls or rectangular (including square) sheets, of any size:
  2. 2Kraft paper and paperboard, other than that of a kind used for writing, printing or other graphic purposes:
  3. 3Bleached uniformly throughout the mass and of which more than 95 percent by weight of the total fiber content consists of wood fibers obtained by a chemical process and weighing 150 g/m² or less:

More specific provisions

4810.31.10In strips or rolls of a width exceeding 15 cm or in rectangular (including square) sheets with one side exceeding 36 cm and the other side exceeding 15 cm in the unfolded state4810.31.30.00Cards, not punched, for punchcard machines, whether or not in strips4810.31.65.00Other

Nearby tariff provisions

4810.13In rolls:4810.14In sheets with one side not exceeding 435 mm and the other side not exceeding 297 mm in the unfolded state:4810.19Other:4810.22Light-weight coated paper:4810.29Other:4810.32Bleached uniformly throughout the mass and of which more than 95 percent by weight of the total fiber content consists of wood fibers obtained by a chemical process and weighing more than 150 g/m²:4810.39Other:4810.92Multi-ply:
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 ↗