Case Note & Summary
The dispute arose from a judgment of the Madhya Pradesh High Court which held that slimes produced during the mining process were subject to royalty as they formed part of iron ore. The appellant, National Mineral Development Corporation Ltd. (NMDC), a public sector company engaged in iron ore mining, challenged this ruling. NMDC held mining leases over land in Madhya Pradesh, which was later reorganized into Chhattisgarh. The core issue was whether slimes, a byproduct of the iron ore extraction process, could be classified as minerals liable for royalty under the Mines and Minerals (Regulation and Development) Act, 1957. NMDC argued that slimes were waste materials with no utility and thus should not attract royalty charges. The respondents contended that since slimes contained ferrous material, they should be included in the royalty calculation. The court analyzed the definitions of slimes and fines, concluding that slimes are distinct from fines and do not fall under the royalty provisions of the Act. The court emphasized the legislative intent behind the Act, noting that slimes were not included in the Second Schedule for royalty calculation. The court also referenced previous judgments to support its reasoning. Ultimately, the court ruled in favor of NMDC, stating that slimes do not constitute a mineral for the purposes of royalty under the Act.
Headnote
A) Mining Law - Royalty on Minerals - Definition of Slimes - Mines and Minerals (Regulation and Development) Act, 1957, Section 9 and Entry 23 of the Second Schedule - The court held that slimes, being waste material with no commercial value, are not liable for royalty as they are not included in the definition of minerals under the Act. The legislative intent was clear in excluding slimes from the charge of royalty, as evidenced by the specific provisions in the Second Schedule (Paras 1-14).
Issue of Consideration
Whether slimes are liable for royalty under the Mines and Minerals (Regulation and Development) Act, 1957.
Final Decision
The Supreme Court ruled in favor of NMDC, stating that slimes do not constitute a mineral for the purposes of royalty under the Mines and Minerals (Regulation and Development) Act, 1957. The court emphasized that the legislative intent was clear in excluding slimes from the charge of royalty, as evidenced by the specific provisions in the Second Schedule.
Law Points
- Royalty on minerals
- definition of slimes
- interpretation of statutory provisions
- legislative intent
- mining regulations


