| 8405.10.00 | 00 | Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers | X | Free | | 45% |
| 8405.90.00 | 00 | Parts | X | Free | | 45% |
| 8406 | | Steam turbines and other vapor turbines, and parts thereof: | | | | |
| 8406.10 | | Turbines for marine propulsion: | | | | |
| 8406.10.10 | 00 | Steam turbines | No. | 6.7% | Free (A,BH,CA,CL, E,IL,J,JO, MA,MX,P,SG) 3.3% (AU) | 20% |
| 8406.81 | | Other turbines: | | | | |
| 8406.81.10 | | Steam turbines | | 6.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8406.81.10 | 20 | Stationary steam turbines, condensing type | No. | | | |
| 8406.82.10 | | Steam turbines | | 6.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8406.82.10 | 10 | Stationary steam turbines, condensing type: | | | | |
| 8406.90 | | Parts: | | | | |
| 8406.90.20 | 00 | Of steam turbines: | | | | |
| 8406.90.20 | 00 | Rotors, finished for final assembly | No. | 6.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8406.90.30 | 00 | Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and risers, or to permit location in finishing machinery | No. | 6.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8406.90.40 | 00 | Blades, rotating or stationary | No. | 6.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8406.90.45 | 40 | Rotors or spindles and rotor or spindle assemblies | No. | | | |
| 8406.90.50 | 00 | Rotors, finished for final assembly | No. | Free | | 27.5% |
| 8406.90.60 | 00 | Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and risers, or to permit location in finishing machinery | No. | Free | | 27.5% |
| 8406.90.70 | 00 | Blades, rotating or stationary | No. | Free | | 27.5% |
| 8407 | | Spark-ignition reciprocating or rotary internal combustion piston engines: | | | | |
| 8407.10.00 | | Aircraft engines | | Free | | 35% |
| 8407.10.00 | 20 | For use in civil aircraft : | | | | |
| 8407.10.00 | 60 | Used or rebuilt | No. | | | |
| 8407.10.00 | 20 | Less than 373 kW | No. | | | |
| 8407.21.00 | | Marine propulsion engines: | | | | |
