| 8430 |  | Other moving, grading, leveling, scraping, excavating, tamping, compacting, extracting or boring machinery, for earth, minerals or ores; pile-drivers and pile-extractors; snowplows and snowblowers: |  |  |  |  | 
| 8430.10.00 | 00 | Pile-drivers and pile-extractors | No. | Free |  | 35% | 
| 8430.20.00 |  | Snowplows and snowblowers |  | Free |  | 35% | 
| 8430.20.00 | 30 | Snowblowers: |  |  |  |  | 
| 8430.20.00 | 30 | Attachment type | No. |  |  |  | 
| 8430.20.00 | 60 | Other | No. |  |  |  | 
| 8430.20.00 | 90 | Other | No. |  |  |  | 
| 8430.31.00 |  | Coal or rock cutters and tunneling machinery: |  |  |  |  | 
| 8430.31.00 |  | Self-propelled |  | Free |  | 35% | 
| 8430.31.00 | 40 | Rock breaking machines | No. |  |  |  | 
| 8430.31.00 | 80 | Other | No. |  |  |  | 
| 8430.39.00 |  | Other |  | Free |  | 35% | 
| 8430.39.00 | 40 | Rock breaking machines | No. |  |  |  | 
| 8430.39.00 | 80 | Other | No. |  |  |  | 
| 8430.41.00 | 00 | Other boring or sinking machinery: |  |  |  |  | 
| 8430.41.00 | 00 | Self-propelled | No. | Free |  | 35% | 
| 8430.49 |  | Other: |  |  |  |  | 
| 8430.49.40 | 00 | Offshore oil and natural gas drilling and production platforms | kg | Free |  | 45% | 
| 8430.49.80 |  | Other |  | Free |  | 35% | 
| 8430.49.80 | 10 | For oil well and gas field drilling: |  |  |  |  | 
| 8430.49.80 | 10 | Rotary | No. |  |  |  | 
| 8430.49.80 | 20 | Other | No. |  |  |  | 
| 8430.49.80 | 30 | For water well drilling: |  |  |  |  | 
| 8430.49.80 | 30 | Rotary | No. |  |  |  | 
| 8430.49.80 | 40 | Other | No. |  |  |  |