Benin has conscription.    
All men and women who have passed their secondary school examination giving entry to university (baccalauréat status) are liable for military service. 
Military service lasts for 18 months in the case of men and 12 months in the case of women.  
However, according to Amnesty International in 1985, the duration of military service is a year and includes working in schools for ten months as well as two months' military training. 
postponement and exemption
No information about this is available.
According to all available sources, conscription is selective. This suggests only a small proportion of men and women are actually called up. No further details are known.
2 Conscientious objection
There is no legal provision for conscientious objection. 
3 Draft evasion and desertion
Refusal to perform military service is punishable by imprisonment. 
6 Annual statistics
The armed forces comprise 4,800 troops - about 0.1 percent of the population. 
Every year 130,000 men and women reach conscription age. 
It is not known how many pass secondary school examination annually.
 Eide, A., C. Mubanga-Chipoya 1985. Conscientious objection to military service, report prepared in pursuance of resolutions 14 (XXXIV) and 1982/30 of the Sub-Commission of Prevention of Discrimination and Protection of Minorities. United Nations, New York.  Guinness World Fact Book, Guinness Publishing, London 1994.  UN Commission on Human Rights 1997. The question of conscientious objection to military service, report of the Secretary-General prepared pursuant to Commission resolution 1995/83. United Nations, Geneva.  Institute for Strategic Studies 1997. Military Balance 1997/98. ISS, London, UK.