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Harmonized Tariff Schedule Codes that May Require Toxic Substances Control Act (TSCA) Section 13 Import Certification

EPA is posting a list of harmonized tariff schedule (HTS) codes to assist importers in identifying regulated composite wood products, component parts fabricated with composite wood products, and finished goods fabricated with composite wood products which may require TSCA Section 13 Import Certification in the U.S. Customs and Border Protection’s (CBP) Automated Commercial Environment/International Trade Data System (ACE-ITDS).

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