Section 246 of IPC 1860: Fraudulently or dishonestly diminishing weight or altering composition of coin
Fraudulently or dishonestly diminishing weight or altering composition of coin-Indian Penal Code
Whoever, fraudulently or dishonestly performs on any coin any operation which diminishes the weight or alters the composition of that coin, shall be punished with imprisonment of either description for a term which may extend to three years, and shall also be liable to fine.