Trig TT31 Autopilot Transponder Interface from Canada
Trig TT31 integrates Mode S transponder data directly to autopilots for enhanced situational awareness automation. Classified HTS 9014.20.40.00 as aeronautical navigation automatic pilot accessory. Enables altitude capture and RAIM prediction.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Transponder/autopilot bundles need unified classification rulings
• EU ETSO equivalence statements aid US import validation
• Firmware version specifics prevent software undervaluation issues