law: Prevention of Black Marketing and Maintenance of Supplies of Essential Commodities Act, 1980
  6. Detention orders not to be invalid or inoperative on
  
  certain grounds
  (a) that the person to be detained thereunder 
  
  is outside the limits of the territorial jurisdiction of the government or
  
  officer making the order; or
  (b) that the place of detention of such person is outside the
  
  said limits.