| 8401.30.00 | - Fuel elements (cartridges), non-irradiated | |
| 8401.40.00 | - Parts of nuclear reactors | |
| 8402.11.00 | -- Watertube boilers with a steam production exceeding 45 t per hour | |
| 8402.12.00 | -- Watertube boilers with a steam production not exceeding 45 t | |
| 8402.19.00 | -- Other vapour generating boilers, including hybrid boilers | |
| 8402.20.00 | - Super-heated water boilers | |
| 8402.90.00 | - Parts | |
| 8403.10.00 | - Boilers | |
| 8403.90.00 | - Parts | |
| 8404.10.00 | - Auxiliary plant for use with boilers of heading 84.02 or 84.03 | |
| 8404.20.00 | - Condensers for steam or other vapour power units | |
| 8404.90.00 | - Parts | |
| 8405.10.00 | - 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 | |
| 8405.90.00 | - Parts | |
| 8406.10.00 | - Turbines for marine propulsion | |
| 8406.81.00 | -- Of an output exceeding 40 MW | |
| 8406.82.00 | -- Of an output not exceeding 40 MW | |
| 8406.90.00 | - Parts | |
| 8407.10.00 | - Aircraft engines | |
| 8407.21.00 | -- Outboard motors | |
| 8407.29.00 | -- Other | |
| 8407.31.00 | -- Of a cylinder capacity not exceeding 50 cc | |
| 8407.32.00 | -- Of a cylinder capacity exceeding 50 cc but not exceeding 250cc | |
| 8407.33.00 | -- Of a cylinder capacity exceeding 250 cc but not exceeding 1,000 cc | |
| 8407.34.00 | -- Of a cylinder capacity exceeding 1,000 cc |