The Standards of Weights and Measures (Enforcement) Act,1985
Section 40. Penalty for contravention of Sec. 10
Whoever in relation to any specified class of goods, services, undertakings or users of weights or measures, uses in any transaction or for industrial production or for protection, any weight, measure or number, other than the weight, measure or number specified by rules made under Sec. 10 shall be punished with fine which may extend to two thousand rupees, and, for the second or subsequent offence, with imprisonment for a term which may extend to one year and also with fine.