| 8403 | | Central heating boilers (other than those of heading 8402) and parts thereof: | | | | |
| 8403.90.00 | 00 | Parts | X | Free | | 45% |
| 8404 | | Auxiliary plant for use with boilers of heading 8402 or 8403 (for example, economizers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapor power units; parts thereof: | | | | |
| 8404.10.00 | | Auxiliary plant for use with boilers of heading 8402 or 8403 | | 3.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 8404.20.00 | 00 | Condensers for steam or other vapor power units | t | 5.6% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 8404.90.00 | 00 | Parts | X | 3.5% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 8405 | | 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; parts thereof: | | | | |
| 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 | | Of an output exceeding 40 MW: | | | | |
| 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 | | Of an output not exceeding 40 MW: | | | | |
| 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% |
