Heavy Fuel Oil Tank Residue from Canada
Residue remaining in tanks after heavy fuel oil (HFO) drainage, consisting of petroleum oil bottoms from bituminous sources. Falls under HTS 2713.90.00.00 as 'other residues' too viscous for standard fuel use. Commonly blended into lower-grade bunker fuels.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide bunker fuel blending contracts to demonstrate commercial use and avoid waste classification
• Test for water/sediment content; excessive levels (>5%) may require additional manifests
• Comply with MARPOL Annex I for oily residue imports, including advance notification to port authorities