C4+ Refinery Fuel Gas from Mexico
Tail gas from refinery processes with C4+ hydrocarbons, burned as fuel in gaseous form. HTS 2711.29.00 captures these as other petroleum gases not elsewhere specified. Excludes biodiesel per chapter notes.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Calorific value tests per chapter notes to confirm specs
• Ensure no naphthalene/benzene dominance (>50%) for 2707 avoidance
• Bulk gaseous import via dedicated systems