law: Factories Act, 1948 
  75. Power to require medical examination 
  Where an Inspector is of opinion- 
  (a) that any person working in a factory without a certificate
  
  of fitness is a young person, or
  (b) that a young person working in a factory with a certificate
  
  of fitness is no longer fit to work in the capacity stated therein,- 
  he may serve on the manager of the factory a notice requiring
  
  that such person or young person, as the case may be, shall be examined by a
  
  certifying surgeon, and such person or young person shall not, if the Inspector
  
  so directs, be employed, or permitted to work, in any factory until he has been
  
  so examined and has been granted a certificate of fitness or a fresh
  
  certificate of fitness, as the case may be, under section 69, or has been
  
  certified by the certifying surgeon examining him not to be a young person.