Asphaltic Rock (Rock Asphalt) from Mexico
Asphaltic rock, or rock asphalt, is natural limestone impregnated with bitumen, classified in HTS 2714.90.00.00 as asphaltic rocks. It is quarried and crushed for direct use in road bases and roofing without separation of the bitumen.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Lab test for bitumen content (typically 5-15%) to prevent reclassification as plain stone
• Declare as 'crushed natural asphaltic rock'; watch for weight-based duties in bulk