| 7303.00.00 | | Tubes, pipes and hollow profiles, of cast iron. | KGM | Free | CCCT, LDCT |
| 7303.00.00 | 11 | Tubes, pipes and hollow profiles, of cast iron. - Not finned, threaded or flanged: - Soil pipes | KGM | | |
| 7303.00.00 | 12 | Tubes, pipes and hollow profiles, of cast iron. - Not finned, threaded or flanged: - Pressure pipes | KGM | | |
| 7303.00.00 | 90 | Tubes, pipes and hollow profiles, of cast iron. - Other | KGM | | |
