NDRF meaning in Indian Defence ?

The National Disaster Response Force (NDRF) is an Indian specialized force constituted "for the purpose of special response to a threatening disaster situation or disaster" under the Disaster Management Act, 2005. : section 44–45 The "Apex Body for Disaster Management" in India is the National Disaster Management Authority (NDMA). The Chairman of the NDMA is the Prime Minister.

The responsibility of managing disasters in India is that of the State Government. The ‘Nodal Ministry’ in the central government for management of natural disasters is the Ministry of Home Affairs (MHA).

When 'calamities of severe nature' occur, the Central Government is responsible for providing aid and assistance to the affected state, including deploying, at the State's request, of Armed Forces, Central Paramilitary Forces, National Disaster Response Force (NDRF), and such communication, air and other assets, as are available and needed.

National Disaster Response Force (NDRF) is under the National Disaster Management Authority. The head of the NDRF is designated as Director General. The Director Generals of NDRF are IPS officers on deputation from Indian police organizations. Director General is a three-star officer.

The NDRF is a top-heavy organization which in addition to the Director General has several Inspector Generals (IG) and Deputy IGs, who are flag officers and wear badges of rank.