Exported UPS System Returned for Field Calibration from Mexico
Uninterruptible power supply (UPS) system (10 kVA) exported for on-site calibration at a data center abroad and returned within 18 months without changes. Qualifies for 9801.00.10.51 as a US product under heading 8504 (static converters) returned unaltered.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include calibration certificates showing no physical alterations; use CBP Form 7501 with proper 9801 annotation; monitor 3-year return window strictly