Indian Penal Code, 1860
Chapter 13 Offences Relating to Weights and Measures
Section 266: Being in possession of false weight or measure
Whoever is in possession of any instrument for weighing, or of any weight, or of any measure of length or capacity, which he knows to be false, intending that the same may be fraudulently used, shall be punished with imprisonment of either description for a term which may extend to one year, or with fine, or with both.