law: Standards of Weights and Measures Act, 1976 
  14. Standard unit of
  
  weight or measure. - 
  (1) The base unit of
  
  mass specified in Sec. 6 and base units of measures specified in Sec. 5 and
  
  Sees. 7 to 11 (both inclusive) and the supplementary and other units specified
  
  by rules made under Sec. 12, shall be the standard units of weight or measure,
  
  as the case may be.
  (2) The units of
  
  numeration specified by or under Sec. 13 shall be the standard units of
  
  numeration.