law: Standards of Weights and Measures (Enforcement) Act, 1985
  38. Penalty for sale
  
  or delivery of commodities, etc., by nonstandard weight or measure.-
  1.  Except
  
  where he is permitted under the Standards Act so to do, whoever sells, or
  
  causes to be sold, delivers, or causes to be delivered, any commodity, article
  
  or thing by any weight, measure or number other than the standard weight or
  
  measure, shall be punished with fine which shall not be less than hundred
  
  rupees but which may extend to two thousand rupees, and, for the second or
  
  subsequent offence, with imprisonment for a term which shall not be less than
  
  three months but which may extend to one year and also with fine.
  2.  Whoever
  
  renders, or causes to be rendered, any service in terms of any weight, measure
  
  or number other than the standard weight or measure, shall be punished with
  
  fine which shall not be less than five hundred rupees but which may extend to
  
  two thousand rupees, and for the second or subsequent offence, with
  
  imprisonment for a term which shall not be less than three months but which may
  
  extend to one year and also with fine.