Indonesia Updates Bauxite Pricing Guidelines with New Regulation Effective April 2026

Published: Apr 13, 2026 14:56

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[SMM Aluminum Express News] The Ministry of Energy and Mineral Resources (ESDM) has issued Decree No. 144.K/MB.01/MMEM.B/2026 concerning the amendment to Ministerial Decree No. 268.K/MB.01/MEM.B/2025 on the guidelines for determining Harga Patokan Mineral (HPM).

The new regulation will take effect on 15 April 2026.

Key Changes:

1. Reduction of the reactive silica (R-SiO₂) factor in bauxite HPM calculation.

2. Conversion of HPM unit from USD/DMT to USD/WMT.

Urgent Directive for Bauxite Miners (Penambang Bauksit):

1. Immediately coordinate with your surveyor to include Al₂O₃ content, reactive silica (R-SiO₂), and moisture content in the Certificate of Analysis (COA).

2. Update the data in the e-PNBP and MVP applications for accurate royalty calculations.

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