Military branches:
Zambian Defense Force (ZDF): Zambia Army, Zambia Air Force, Zambia National Service (support organization) (2015)

Military service age and obligation:
national registration required at age 16; 18-25 years of age for male and female voluntary military service (16 years of age with parental consent); no conscription; Zambian citizenship required; grade 12 certification required; mandatory HIV testing on enlistment; mandatory retirement for officers at age 65 (Army, Air Force) (2012)

Military expenditures:
1.55% of GDP (2012) 1.59% of GDP (2011) 1.55% of GDP (2010)
country comparison to the world: 59
[see also: Military expenditures country ranks ]