law: Narcotic Drugs and Psychotropic Substances Act, 1985
  49. Power to stop and search
  
  conveyance.
  Any officer authorized under section 42, may, if he has reason
  
  to suspect that any animal or conveyance is, or is about to be, used for the
  
  transport of any narcotic drug or psychotropic substance, in respect of which
  
  he suspects that any provision of this Act has been, or is being, or is about
  
  to be, contravened at any time, stop such animal or conveyance, or, in the case
  
  of an aircraft, compel it to land and-
  (a) rummage and search the conveyance or part thereof;
  (b) examine and search any goods on the animal or in the
  
  conveyance;
  (c) if it becomes necessary to stop the animal or the
  
  conveyance, he may use all lawful means for stopping it, and where such means
  
  fail, the animal or the conveyance may be fired upon.