HS Heading 3804 : Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803
HS Heading 3804 encompasses residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803. It classifies 1 6-digit WCO subheadings within Chapter 38 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 3804
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 3804.00 | Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803 | 38 | View 3804.00 Package → |
How to Select the Correct Subheading Under Heading 3804
Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.
Official Primary Sources & Authority References
USITC HTS Heading 3804 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 3804 precedent rulings.
WCO Nomenclature ↗
World Customs Organization Harmonized System 2022 nomenclature standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.