• The NIA was constituted in the wake of the 26/11 Mumbai terror attack in November 2008. The agency came into existence on December 31, 2008, and started its functioning in 2009. 
  • The NIA is a central agency which investigates all offences affecting the sovereignty, security and integrity of India, friendly relations with foreign states, and the offences under the statutory laws enacted to implement international treaties.
  • The law under which the agency operates extends to the whole of India and also applies to Indian citizens outside the country.