Military branches:
Army, Navy (includes naval air arm), Air Force (Bharatiya Vayu Sena), Coast Guard (2009)

Military service age and obligation:
16 years of age for voluntary military service; no conscription; women officers allowed in noncombat roles only (2008)

Manpower available for military service:
males age 16-49: 301,094,084
females age 16-49: 283,047,141 (2008 est.)

Manpower fit for military service:
males age 16-49: 237,042,868
females age 16-49: 243,276,310 (2009 est.)

Manpower reaching militarily significant age annually:
male: 11.795 million
female: 10,820,590 (2009 est.)

Military expenditures:
2.5% of GDP (2006)