Gravity-Based Oil Platform from Japan
A gravity-based structure (GBS) platform using concrete ballast weight for offshore oil production stability. Falls under HTS 8430.49.40.00 for integrated drilling and extraction from seabed ores. Ballasted on-site in Arctic or harsh environments.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Classify concrete components separately if pre-cast
• Include scour protection designs
• Pitfall: Overlooking hazardous material manifests for oil processing modules