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U.S Code last checked for updates: May 11, 2025
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Title 19
Chapter 22
Subchapter I
Part B
§ 3521. Tariff modifications
§ 3522. Liquidation or reliquidation and refund of duty paid on certain entries
§ 3523. Duty free treatment for octadecyl isocyanate and 5-Chloro-2-(2,4-dichloro-phenoxy)phenol
§ 3524. Consultation and layover requirements for, and effective date of, proclaimed actions
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