2711.14.00/Liquefied Butylene Gas (Mixed Isomers)/Mexico

Liquefied Butylene Gas (Mixed Isomers) from Mexico

Liquefied butylene (C4H8), including 1-butene, 2-butene, and isobutylene isomers, used in synthetic rubber and plastics production. HTS 2711.14.00 covers these as liquefied butylene unsaturated hydrocarbons.

Duty Rate — Mexico → United States

0%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Submit gas chromatography (GC) analysis confirming butylene content exceeds other C4 components

• Ensure cryogenic storage tanks have dual containment for leak prevention during transit

• Label as 'UN 1012 Butylene' for proper hazmat shipping and customs declaration