Any aircraft engine or propeller, or any part or accessory of either, previously imported, with respect to which the duty was paid upon such previous importation, if (1) reimported without having been advanced in value or improved in condition by any process of manufacture or other means while abroad, after having been exported under loan, lease or rent to an aircraft owner or operator as a temporary replacement for an aircraft engine being overhauled, repaired, rebuilt or reconditioned in the United States, and (2) reimported by or for the account of the person who exported it from the United States
Any aircraft engine or propeller, or any part or accessory of either, previously imported, with respect to which the duty was paid upon such previous importation, if (1) reimported without having been advanced in value or improved in condition by any process of manufacture or other means while abroad, after having been exported under loan, lease or rent to an aircraft owner or operator as a temporary replacement for an aircraft engine being overhauled, repaired, rebuilt or reconditioned in the United States, and (2) reimported by or for the account of the person who exported it from the United States
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Products classified under HTS 9801.00.30.00
CFM56-7B Turbofan Engine
The CFM56-7B is a high-bypass turbofan engine used on Boeing 737 aircraft, previously imported and duties paid, exported under loan/lease as a temporary replacement while the primary engine undergoes overhaul in the US. Reimported unchanged after foreign service, qualifying under 9801.00.30.00 as it meets the criteria of no value advancement or condition improvement abroad and return by the original exporter.
Pratt & Whitney PT6A Turboprop Engine
PT6A series turboprop engine for regional aircraft like Beechcraft King Air, previously imported with duties paid, loaned abroad as replacement during US propeller overhaul. Reimported in original condition by exporter, qualifying under HTS 9801.00.30.00 for duty-free treatment as a temporary export.
GE90-115B High-Bypass Turbofan
Largest commercial turbofan engine for Boeing 777, previously imported, exported under lease as loaner during US heavy maintenance check. Returned unchanged for duty-free reimport under 9801.00.30.00 after serving as temporary replacement.
Rolls-Royce Trent 1000 Turbine Engine
Trent 1000 high-bypass engine for Boeing 787 Dreamliner, duties previously paid, loaned to international carrier during US engine shop visit. Reimported without advancement in value, qualifying under HTS 9801.00.30.00 temporary replacement provision.
Hamilton Sundstrand Four-Blade Propeller
Composite four-blade propeller for regional turboprops, previously imported with duties paid, exported as loaner during US propeller overhaul. Reimported unchanged by original owner under HTS 9801.00.30.00 exemption.
Turbine Engine Fan Blade Assembly
Wide-chord composite fan blades for high-bypass turbofans, previously imported, loaned abroad during US engine hot section repair. Returned in serviceable condition without improvement, qualifying for 9801.00.30.00.
Aircraft Engine Accessory Gearbox
Integrated Drive Generator (IDG) gearbox supplying engine accessories, previously imported duties paid, exported as loaner for US engine test cell evaluation. Reimported unchanged under 9801.00.30.00.
Engine Bleed Air Valve Assembly
Pneumatic bleed air control valve for cabin pressurization, previously imported, loaned during US engine pneumatic system overhaul. Reimported without condition improvement per 9801.00.30.00.
Fuel Control Unit (FCU)
Electronic engine fuel metering unit, duties previously paid, exported under lease as replacement during US FADEC system upgrade. Returned unchanged, qualifying 9801.00.30.00 treatment.
Variable Geometry Inlet Guide Vanes
Adjustable stator vanes optimizing engine airflow, previously imported, loaned for US compressor overhaul. Reimported original condition under HTS 9801.00.30.00.
Engine Thrust Reverser Cascade
Fan cowl thrust reverser assembly, previously imported duties paid, loaned during US reverser sleeve replacement. Reimported unchanged per 9801.00.30.00.
Turbine Nozzle Guide Vanes (NGVs)
High-pressure turbine nozzle segments, imported previously, exported as loaner for US hot section inspection. Returned as-is under 9801.00.30.00.
Engine Oil Pump Assembly
Main scavenge oil pump for engine lubrication, duties paid previously, loaned during US oil system flush. Reimported original condition, 9801.00.30.00 eligible.
Hydromechanical Fuel Metering Unit
Servo fuel control for turboprops, previously imported, temporary export during US governor overhaul. Returned unchanged for 9801.00.30.00 exemption.
Electronic Engine Control (FADEC)
Full Authority Digital Engine Control computer, imported previously duties paid, loaned for US software validation. Reimport qualifies under 9801.00.30.00 unchanged.